Nissan Pathfinder: Dtc/circuit Diagnosis - Laser/radar (distance Sensor) ++

Nissan Pathfinder (R53) 2022-2025 Service Manual / Cruise Control & Driver Assistance :: Driver Assistance System / Driver Assistance System :: Dtc/circuit Diagnosis / Laser/radar (distance Sensor) ++

C2580-45 Distance Sensor

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2580	45	Distance sensor (Distance sensor)	Diagnosis condition	When engine is running
			Signal (terminal)	—
			Threshold	Distance sensor is malfunctioning
			Diagnosis delay time	1 second or less

POSSIBLE CAUSE

Distance sensor

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C2580-45” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Perform “All DTC Reading” with CONSULT.
Check if the “C2580-45” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “C2580-45” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK SELF-DIAGNOSIS RESULTS

Check if Network-DTC is also detected with “C2580-45” in “Self Diagnostic Result” of “LASER/RADAR”.

Is any DTC detected?

YES>>

Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index.

NO>>

Replace the distance sensor. Refer to Removal and Installation.

C2580-47 Distance Sensor

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2580	47	Distance sensor (Distance sensor)	Diagnosis condition	When engine is running
			Signal (terminal)	—
			Threshold	Distance sensor is malfunctioning
			Diagnosis delay time	1 second or less

POSSIBLE CAUSE

Distance sensor

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C2580-47” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Perform “All DTC Reading” with CONSULT.
Check if the “C2580-47” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “C2580-47” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK SELF-DIAGNOSIS RESULTS

Check if Network-DTC is also detected with “C2580-47” in “Self Diagnostic Result” of “LASER/RADAR”.

Is any DTC detected?

YES>>

Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index.

NO>>

Replace the distance sensor. Refer to Removal and Installation.

C2580-48 Distance Sensor

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2580	48	Distance sensor (Distance sensor)	Diagnosis condition	When engine is running
			Signal (terminal)	—
			Threshold	Distance sensor is malfunctioning
			Diagnosis delay time	1 second or less

POSSIBLE CAUSE

Distance sensor

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C2580-48” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Perform “All DTC Reading” with CONSULT.
Check if the “C2580-48” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “C2580-48” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK SELF-DIAGNOSIS RESULTS

Check if Network-DTC is also detected with “C2580-48” in “Self Diagnostic Result” of “LASER/RADAR”.

Is any DTC detected?

YES>>

Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index.

NO>>

Replace the distance sensor. Refer to Removal and Installation.

C2580-49 Distance Sensor

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2580	49	Distance sensor (Distance sensor)	Diagnosis condition	When engine is running
			Signal (terminal)	—
			Threshold	Distance sensor is malfunctioning
			Diagnosis delay time	1 second or less

POSSIBLE CAUSE

Distance sensor

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C2580-49” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Perform “All DTC Reading” with CONSULT.
Check if the “C2580-49” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “C2580-49” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK SELF-DIAGNOSIS RESULTS

Check if Network-DTC is also detected with “C2580-49” in “Self Diagnostic Result” of “LASER/RADAR”.

Is any DTC detected?

YES>>

Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index.

NO>>

Replace the distance sensor. Refer to Removal and Installation.

C2580-4b Distance Sensor

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2580	4B	Distance sensor (Distance sensor)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	—
			Threshold	Temperature detected by the temperature sensor integrated in distance sensor remains more than 105 °C (221 °F)
			Diagnosis delay time	5 seconds or more

POSSIBLE CAUSE

Temperature around the distance sensor becomes extremely high

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

Turn the ignition switch OFF.
Wait for 10 minutes or more.
Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “C2580-4B” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “C2580-4B” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK ENGINE COOLING SYSTEM

Check for any malfunctions in engine cooling system.

Is engine cooling system normal?

YES>>

Replace the distance sensor. Refer to Removal and Installation.

NO>>

Repair engine cooling system.

C2580-55 Distance Sensor

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2580	55	Distance sensor (Distance sensor)	Diagnosis condition	When ignition switch is ON.
			Signal (terminal)	―
			Threshold	Configuration of the distance sensor is incomplete
			Diagnosis delay time	5 seconds or more

POSSIBLE CAUSE

Configuration of the distance sensor is not completed
Distance sensor

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

DTC CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Perform “All DTC Reading” with CONSULT.
Check if the “C2580-55” is detected as the current malfunction on the self-diagnosis results of “LASER/RADAR”.

Is “C2580-55” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

PERFORM CONFIGURATION OF DISTANCE SENSOR

Perform configuration of the distance sensor. Refer to Work Procedure
Erases self-diagnosis results.
Perform DTC confirmation procedure again. Refer to DTC Description.

Is DTC “C2580-55” detected?

YES>>

Replace the distance sensor. Refer to Removal and Installation.

NO>>

INSPECTION END

C2581-78 Distance Sensor

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2581	78	Distance sensor (Distance sensor)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	—
			Threshold	Radar of distance sensor is off the aiming point
			Diagnosis delay time	30 minutes or more

POSSIBLE CAUSE

Radar is off the aiming point

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “C2581-78” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “C2581-78” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

VISUAL INSPECTION

Check distance sensor and distance sensor sensor bracket for damage or looseness.

Does damage or looseness exist?

YES>>

Repair or replace affected components. Refer to Removal and Installation.
Perform distance sensor alignment. Refer to Work Procedure.

NO>>

GO TO 2 .

CHECK DISTANCE SENSOR SELF-DIAGNOSIS RESULTS

Check if the “C2581-78” is detected in “Self Diagnostic Result” of “LASER/RADAR”.

Is “C2581-78” detected?

YES>>

Replace the distance sensor. Refer to Removal and Installation.

NO>>

INSPECTION END

C2581-92 Distance Sensor

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2581	92	Distance sensor (Distance sensor)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	—
			Threshold	Radar of distance sensor is off the aiming point
			Diagnosis delay time	30 minutes or more

POSSIBLE CAUSE

Radar is off the aiming point

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “C2581-92” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “C2581-92” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

VISUAL INSPECTION

Check distance sensor and distance sensor sensor bracket for damage or looseness.

Does damage or looseness exist?

YES>>

Repair or replace affected components. Refer to Removal and Installation.
Perform distance sensor alignment. Refer to Work Procedure.

NO>>

GO TO 2 .

CHECK DISTANCE SENSOR SELF-DIAGNOSIS RESULTS

Check if the “C2581-92” is detected in “Self Diagnostic Result” of “LASER/RADAR”.

Is “C2581-92” detected?

YES>>

Replace the distance sensor. Refer to Removal and Installation.

NO>>

INSPECTION END

C2582-97 Distance Sensor

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2582	97	Distance sensor (Distance sensor)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	—
			Threshold	If any stain occurs to distance sensor body window.
			Diagnosis delay time	60 seconds or more

POSSIBLE CAUSE

Stain or foreign materials is deposited
Cracks or scratches exist

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “C2582-97” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “C2582-97” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

VISUAL CHECK 1

Check the contamination and foreign matter on the distance sensor area of the front bumper.

Does contamination or foreign materials adhere?

YES>>

Wipe out the contamination and foreign matter on the distance sensor area of the front bumper.

NO>>

GO TO 2.

VISUAL CHECK 2

Remove the front bumper. Refer to Removal and Installation.
Check distance sensor for contamination and foreign matter.

Does contamination or foreign matter adhere?

YES>>

Wipe out the contamination and foreign matter from the distance sensor.

NO>>

GO TO 3.

VISUAL CHECK 3

Check distance sensor for cracks and scratches.

Is it found?

YES>>

Replace the distance sensor. Refer to Removal and Installation.

NO>>

GO TO 4.

PERFORM RADAR ALIGNMENT

Adjust the radar alignment with CONSULT. Refer to Work Procedure.
Perform AEB system action test to check the operation status. Refer to Work Procedure.
Perform “All DTC Reading”.
Check the “C2582-97” is detected in “Self Diagnostic Result” of “LASER/RADAR”.

Is “C2582-97” detected?

YES>>

Replace the distance sensor. Refer to Removal and Installation.

NO>>

GO TO 5.

INTERVIEW

Ask if there is any trace of contamination or foreign materials adhering to the distance sensor area of the front bumper.
Ask if distance sensor area of the front bumper was frosted during driving or if Nissan Pathfinder vehicle was driven in snow.
Ask if distance sensor area of the front bumper was temporarily fogged. (Windshield glass may also tend to fog, etc.)

Is any of above conditions seen?

YES>>

Explain to the customer about the difference between the contamination detection function and the indication when the malfunction is detected and tell them “This is not malfunction”.

NO>>

Replace the distance sensor. Refer to Removal and Installation.

C2584-02 Distance Sensor

DTC Description

CAN controller controls the communication of CAN communication signal and the error detection.

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2584	02	Distance sensor (Distance sensor)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	—
			Threshold	If distance sensor detects malfunction by CAN controller initial diagnosis
			Diagnosis delay time	5 seconds or more

POSSIBLE CAUSE

Distance sensor

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “C2584-02” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “C2584-02” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

PERFORM DTC CONFIRMATION PROCEDURE

Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “C2584-02” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “C2584-02” detected as the current malfunction?

YES>>

Replace the distance sensor. Refer to Removal and Installation.

NO>>

INSPECTION END

C2585-87 Can Comm Circuit

DTC Description

CAN COMMUNICATION

CAN communication is a multiplex communication system. This enables the system to transmit and receive large quantities of data at high speed by connecting control units with 2 communication lines.
CAN communication lines adopt twisted-pair line style (two lines twisted) for noise immunity.

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2585	87	CAN comm err (Controller area network communication error)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	CAN communication signal
			Threshold	If distance sensor is not transmitting or receiving CAN communication signal
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

CAN communication system

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “C2585-87” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “C2585-87” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

PERFORM THE SELF-DIAGNOSIS

Turn the ignition switch ON.
Turn the AEB system ON, and then wait for 2 seconds or more.
Perform “All DTC Reading” with CONSULT.
Check if the “C2585-87” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “C2585-87” detected as the current malfunction?

YES>>

Refer to Trouble Diagnosis Flow Chart.

NO>>

INSPECTION END

C2587-16 Power Supply Circuit

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2587	16	POWER SUPPLY CIRCUIT (Power supply circuit)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	Battery power supply
			Threshold	The battery voltage sent to distance sensor remains less than 7.9 V
			Diagnosis delay time	5 seconds or more

POSSIBLE CAUSE

Connector, harness, fuse
Distance sensor

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “C2587-16” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “C2587-16” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK DISTANCE SENSOR POWER SUPPLY AND GROUND CIRCUIT

Check power supply and ground circuit of distance sensor. Refer to Diagnosis Procedure.

Is the inspection result normal?

YES>>

Replace the distance sensor. Refer to Removal and Installation.

NO>>

Repair or replace the malfunctioning parts.

C2587-17 Power Supply Circuit

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2587	17	POWER SUPPLY CIRCUIT (Power supply circuit)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	Battery power supply
			Threshold	The battery voltage sent to distance sensor remains above 16V
			Diagnosis delay time	5 seconds or more

POSSIBLE CAUSE

Connector, harness, fuse
Distance sensor

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “C2587-17” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “C2587-17” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK DISTANCE SENSOR POWER SUPPLY AND GROUND CIRCUIT

Check power supply and ground circuit of distance sensor. Refer to Diagnosis Procedure.

Is the inspection result normal?

YES>>

Replace the distance sensor. Refer to Removal and Installation.

NO>>

Repair or replace the malfunctioning parts.

C2588-87 Adas Control Unit

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2588	87	ADAS control unit (Advanced driver assistance systems control unit)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	—
			Threshold	If the ADAS control unit 2 is malfunction
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

ADAS control unit 2

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C2588-87” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “C2588-87” is detected as the current malfunction in self-diagnosis results of “LASER/RADAR”.

Is “C2588-87” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK DTC PRIORITY

If DTC “C2588-87” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

CHECK ADAS CONTROL UNIT 2 SELF-DIAGNOSIS RESULTS

Check if any DTC is detected in “Self Diagnostic Result” of “ICC/ADAS 2”.

Is any DTC detected?

YES>>

Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index.

NO>>

GO TO 3 .

CHECK DISTANCE SENSOR SELF-DIAGNOSIS RESULTS

Check if “C2588-87” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is any DTC detected?

YES>>

Replace the distance sensor. Refer to Removal and Installation.

NO>>

INSPECTION END

C2589-81 Tcm

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2589	81	TCM (Transmission control module)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	—
			Threshold	If the TCM is malfunction
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

TCM

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C2589-81” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “C2589-81” is detected as the current malfunction in self-diagnosis results of “LASER/RADAR”.

Is “C2589-81” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: RRefer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK DTC PRIORITY

If DTC “C2589-81” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

CHECK TCM SELF-DIAGNOSIS RESULTS

Check if any DTC is detected in “Self Diagnostic Result” of “TRANSMISSION”.

Is any DTC detected?

YES>>

Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index.

NO>>

GO TO 3 .

CHECK DISTANCE SENSOR SELF-DIAGNOSIS RESULTS

Check if “C2589-81” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is any DTC detected?

YES>>

Replace the distance sensor. Refer to Removal and Installation.

NO>>

INSPECTION END

C2589-82 Tcm

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2589	82	TCM (Transmission control module)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	—
			Threshold	If the TCM is malfunction
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

TCM

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C2589-82” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “C2589-82” is detected as the current malfunction in self-diagnosis results of “LASER/RADAR”.

Is “C2589-82” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK DTC PRIORITY

If DTC “C2589-82” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

CHECK TCM SELF-DIAGNOSIS RESULTS

Check if any DTC is detected in “Self Diagnostic Result” of “TRANSMISSION”.

Is any DTC detected?

YES>>

Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index.

NO>>

GO TO 3 .

CHECK DISTANCE SENSOR SELF-DIAGNOSIS RESULTS

Check if “C2589-82” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is any DTC detected?

YES>>

Replace the distance sensor. Refer to Removal and Installation.

NO>>

INSPECTION END

C2589-86 Tcm

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2589	86	TCM (Transmission control module)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	—
			Threshold	If the TCM is malfunction
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

TCM

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C2589-86” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “C2589-86” is detected as the current malfunction in self-diagnosis results of “LASER/RADAR”.

Is “C2589-86” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK DTC PRIORITY

If DTC “C2589-86” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

CHECK TCM SELF-DIAGNOSIS RESULTS

Check if any DTC is detected in “Self Diagnostic Result” of “TRANSMISSION”.

Is any DTC detected?

YES>>

Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index.

NO>>

GO TO 3 .

CHECK DISTANCE SENSOR SELF-DIAGNOSIS RESULTS

Check if “C2589-86” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is any DTC detected?

YES>>

Replace the distance sensor. Refer to Removal and Installation.

NO>>

INSPECTION END

C2589-87 Tcm

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2589	87	TCM (Transmission control module)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	—
			Threshold	If the TCM is malfunction
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

TCM

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C2589-87” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “C2589-87” is detected as the current malfunction in self-diagnosis results of “LASER/RADAR”.

Is “C2589-87” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK DTC PRIORITY

If DTC “C2589-87” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

CHECK TCM SELF-DIAGNOSIS RESULTS

Check if any DTC is detected in “Self Diagnostic Result” of “TRANSMISSION”.

Is any DTC detected?

YES>>

Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index.

NO>>

GO TO 3 .

CHECK DISTANCE SENSOR SELF-DIAGNOSIS RESULTS

Check if “C2589-87” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is any DTC detected?

YES>>

Replace the distance sensor. Refer to Removal and Installation.

NO>>

INSPECTION END

C258b-82 A/c Auto Amp.

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C258B	82	A/C auto amp. (Air conditioner auto amp.)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	—
			Threshold	If the A/C auto amp. is malfunction
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

A/C auto amp.

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C258B-82” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “C258B-82” is detected as the current malfunction in self-diagnosis results of “LASER/RADAR”.

Is “C258B-82” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK DTC PRIORITY

If DTC “C258B-82” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

CHECK A/C AUTO AMP. SELF-DIAGNOSIS RESULTS

Check if any DTC is detected in “Self Diagnostic Result” of “HVAC”.

Is any DTC detected?

YES>>

Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index.

NO>>

GO TO 3 .

CHECK DISTANCE SENSOR SELF-DIAGNOSIS RESULTS

Check if “C258B-82” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is any DTC detected?

YES>>

Replace the distance sensor. Refer to Removal and Installation.

NO>>

INSPECTION END

C258b-86 A/c Auto Amp.

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C258B	86	A/C auto amp. (Air conditioner auto amp.)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	—
			Threshold	If the A/C auto amp. is malfunction
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

A/C auto amp.

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C258B-86” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “C258B-86” is detected as the current malfunction in self-diagnosis results of “LASER/RADAR”.

Is “C258B-86” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK DTC PRIORITY

If DTC “C258B-86” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

CHECK A/C AUTO AMP. SELF-DIAGNOSIS RESULTS

Check if any DTC is detected in “Self Diagnostic Result” of “HVAC”.

Is any DTC detected?

YES>>

Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index.

NO>>

GO TO 3 .

CHECK DISTANCE SENSOR SELF-DIAGNOSIS RESULTS

Check if “C258B-86” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is any DTC detected?

YES>>

Replace the distance sensor. Refer to Removal and Installation.

NO>>

INSPECTION END

C258e-81 Abs

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C258E	81	ABS (Anti-lock braking system)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	—
			Threshold	If the ABS actuator and electric unit (control unit) is malfunction
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

ABS actuator and electric unit (control unit)

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C258E-81” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “C258E-81” is detected as the current malfunction in self-diagnosis results of “LASER/RADAR”.

Is “C258E-81” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK DTC PRIORITY

If DTC “C258E-81” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) SELF-DIAGNOSIS RESULTS

Check if any DTC is detected in “Self Diagnostic Result” of “ABS”.

Is any DTC detected?

YES>>

Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index.

NO>>

GO TO 3 .

CHECK DISTANCE SENSOR SELF-DIAGNOSIS RESULTS

Check if “C258E-81” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is any DTC detected?

YES>>

Replace the distance sensor. Refer to Removal and Installation.

NO>>

INSPECTION END

C258e-82 Abs

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C258E	82	ABS (Anti-lock braking system)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	—
			Threshold	If the ABS actuator and electric unit (control unit) is malfunction
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

ABS actuator and electric unit (control unit)

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C258E-82” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “C258E-82” is detected as the current malfunction in self-diagnosis results of “LASER/RADAR”.

Is “C258E-82” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK DTC PRIORITY

If DTC “C258E-82” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) SELF-DIAGNOSIS RESULTS

Check if any DTC is detected in “Self Diagnostic Result” of “ABS”.

Is any DTC detected?

YES>>

Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index.

NO>>

GO TO 3 .

CHECK DISTANCE SENSOR SELF-DIAGNOSIS RESULTS

Check if “C258E-82” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is any DTC detected?

YES>>

Replace the distance sensor. Refer to Removal and Installation.

NO>>

INSPECTION END

C258e-86 Abs

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C258E	86	ABS (Anti-lock braking system)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	—
			Threshold	If the ABS actuator and electric unit (control unit) is malfunction
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

ABS actuator and electric unit (control unit)

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C258E-86” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “C258E-86” is detected as the current malfunction in self-diagnosis results of “LASER/RADAR”.

Is “C258E-86” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK DTC PRIORITY

If DTC “C258E-86” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) SELF-DIAGNOSIS RESULTS

Check if any DTC is detected in “Self Diagnostic Result” of “ABS”.

Is any DTC detected?

YES>>

Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index.

NO>>

GO TO 3 .

CHECK DISTANCE SENSOR SELF-DIAGNOSIS RESULTS

Check if “C258E-86” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is any DTC detected?

YES>>

Replace the distance sensor. Refer to Removal and Installation.

NO>>

INSPECTION END

C258e-87 Abs

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C258E	87	ABS (Anti-lock braking system)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	—
			Threshold	If the ABS actuator and electric unit (control unit) is malfunction
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

ABS actuator and electric unit (control unit)

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C258E-87” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “C258E-87” is detected as the current malfunction in self-diagnosis results of “LASER/RADAR”.

Is “C258E-87” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK DTC PRIORITY

If DTC “C258E-87” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) SELF-DIAGNOSIS RESULTS

Check if any DTC is detected in “Self Diagnostic Result” of “ABS”.

Is any DTC detected?

YES>>

Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index.

NO>>

GO TO 3 .

CHECK DISTANCE SENSOR SELF-DIAGNOSIS RESULTS

Check if “C258E-87” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is any DTC detected?

YES>>

Replace the distance sensor. Refer to Removal and Installation.

NO>>

INSPECTION END

C258f-81 Ipdm E/r

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C258F	81	IPDM E/R (Intelligent power distribution module engine room)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	—
			Threshold	If the IPDM E/R is malfunction
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

IPDM E/R

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C258F-81” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “C258F-81” is detected as the current malfunction in self-diagnosis results of “LASER/RADAR”.

Is “C258F-81” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK DTC PRIORITY

If DTC “C258F-81” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

CHECK IPDM E/R SELF-DIAGNOSIS RESULTS

Check if any DTC is detected in “Self Diagnostic Result” of “IPDM E/R”.

Is any DTC detected?

YES>>

Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index.

NO>>

GO TO 3 .

CHECK DISTANCE SENSOR SELF-DIAGNOSIS RESULTS

Check if “C258F-81” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is any DTC detected?

YES>>

Replace the distance sensor. Refer to Removal and Installation.

NO>>

INSPECTION END

C258f-82 Ipdm E/r

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C258F	82	IPDM E/R (Intelligent power distribution module engine room)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	—
			Threshold	If the IPDM E/R is malfunction
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

IPDM E/R

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C258F-82” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “C258F-82” is detected as the current malfunction in self-diagnosis results of “LASER/RADAR”.

Is “C258F-82” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK DTC PRIORITY

If DTC “C258F-82” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

CHECK IPDM E/R SELF-DIAGNOSIS RESULTS

Check if any DTC is detected in “Self Diagnostic Result” of “IPDM E/R”.

Is any DTC detected?

YES>>

Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index.

NO>>

GO TO 3 .

CHECK DISTANCE SENSOR SELF-DIAGNOSIS RESULTS

Check if “C258F-82” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is any DTC detected?

YES>>

Replace the distance sensor. Refer to Removal and Installation.

NO>>

INSPECTION END

C258f-86 Ipdm E/r

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C258F	86	IPDM E/R (Intelligent power distribution module engine room)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	—
			Threshold	If the IPDM E/R is malfunction
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

IPDM E/R

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C258F-86” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “C258F-86” is detected as the current malfunction in self-diagnosis results of “LASER/RADAR”.

Is “C258F-86” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK DTC PRIORITY

If DTC “C258F-86” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

CHECK IPDM E/R SELF-DIAGNOSIS RESULTS

Check if any DTC is detected in “Self Diagnostic Result” of “IPDM E/R”.

Is any DTC detected?

YES>>

Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index.

NO>>

GO TO 3 .

CHECK DISTANCE SENSOR SELF-DIAGNOSIS RESULTS

Check if “C258F-86” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is any DTC detected?

YES>>

Replace the distance sensor. Refer to Removal and Installation.

NO>>

INSPECTION END

C258f-87 Ipdm E/r

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C258F	87	IPDM E/R (Intelligent power distribution module engine room)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	—
			Threshold	If the IPDM E/R is malfunction
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

IPDM E/R

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C258F-87” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “C258F-87” is detected as the current malfunction in self-diagnosis results of “LASER/RADAR”.

Is “C258F-87” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK DTC PRIORITY

If DTC “C258F-87” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

CHECK IPDM E/R SELF-DIAGNOSIS RESULTS

Check if any DTC is detected in “Self Diagnostic Result” of “IPDM E/R”.

Is any DTC detected?

YES>>

Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index.

NO>>

GO TO 3 .

CHECK DISTANCE SENSOR SELF-DIAGNOSIS RESULTS

Check if “C258F-87” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is any DTC detected?

YES>>

Replace the distance sensor. Refer to Removal and Installation.

NO>>

INSPECTION END

C2591-81 Bcm

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2591	81	BCM (Body control module)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	—
			Threshold	If the BCM is malfunction
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

BCM

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C2591-81” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “C2591-81” is detected as the current malfunction in self-diagnosis results of “LASER/RADAR”.

Is “C2591-81” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK DTC PRIORITY

If DTC “C2591-81” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

CHECK BCM SELF-DIAGNOSIS RESULTS

Check if any DTC is detected in “Self Diagnostic Result” of “BCM”.

Is any DTC detected?

YES>>

Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index.

NO>>

GO TO 3 .

CHECK DISTANCE SENSOR SELF-DIAGNOSIS RESULTS

Check if “C2591-81” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is any DTC detected?

YES>>

Replace the distance sensor. Refer to Removal and Installation.

NO>>

INSPECTION END

C2591-82 Bcm

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2591	82	BCM (Body control module)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	—
			Threshold	If the BCM is malfunction
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

BCM

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C2591-82” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “C2591-82” is detected as the current malfunction in self-diagnosis results of “LASER/RADAR”.

Is “C2591-82” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK DTC PRIORITY

If DTC “C2591-82” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

CHECK BCM SELF-DIAGNOSIS RESULTS

Check if any DTC is detected in “Self Diagnostic Result” of “BCM”.

Is any DTC detected?

YES>>

Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index.

NO>>

GO TO 3 .

CHECK DISTANCE SENSOR SELF-DIAGNOSIS RESULTS

Check if “C2591-82” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is any DTC detected?

YES>>

Replace the distance sensor. Refer to Removal and Installation.

NO>>

INSPECTION END

C2591-86 Bcm

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2591	86	BCM (Body control module)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	—
			Threshold	If the BCM is malfunction
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

BCM

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C2591-86” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “C2591-86” is detected as the current malfunction in self-diagnosis results of “LASER/RADAR”.

Is “C2591-86” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK DTC PRIORITY

If DTC “C2591-86” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

CHECK BCM SELF-DIAGNOSIS RESULTS

Check if any DTC is detected in “Self Diagnostic Result” of “BCM”.

Is any DTC detected?

YES>>

Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index.

NO>>

GO TO 3 .

CHECK DISTANCE SENSOR SELF-DIAGNOSIS RESULTS

Check if “C2591-86” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is any DTC detected?

YES>>

Replace the distance sensor. Refer to Removal and Installation.

NO>>

INSPECTION END

C2591-87 Bcm

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2591	87	BCM (Body control module)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	—
			Threshold	If the BCM is malfunction
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

BCM

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C2591-87” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “C2591-87” is detected as the current malfunction in self-diagnosis results of “LASER/RADAR”.

Is “C2591-87” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK DTC PRIORITY

If DTC “C2591-87” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

CHECK BCM SELF-DIAGNOSIS RESULTS

Check if any DTC is detected in “Self Diagnostic Result” of “BCM”.

Is any DTC detected?

YES>>

Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index.

NO>>

GO TO 3 .

CHECK DISTANCE SENSOR SELF-DIAGNOSIS RESULTS

Check if “C2591-87” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is any DTC detected?

YES>>

Replace the distance sensor. Refer to Removal and Installation.

NO>>

INSPECTION END

C2592-81 Ecm

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2592	81	ECM (Engine control module)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	—
			Threshold	If the ECM is malfunction
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

ECM

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C2592-81” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “C2592-81” is detected as the current malfunction in self-diagnosis results of “LASER/RADAR”.

Is “C2592-81” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK DTC PRIORITY

If DTC “C2592-81” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

CHECK ECM SELF-DIAGNOSIS RESULTS

Check if any DTC is detected in “Self Diagnostic Result” of “ENGINE”.

Is any DTC detected?

YES>>

Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index.

NO>>

GO TO 3 .

CHECK DISTANCE SENSOR SELF-DIAGNOSIS RESULTS

Check if “C2592-81” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is any DTC detected?

YES>>

Replace the distance sensor. Refer to Removal and Installation.

NO>>

INSPECTION END

C2592-82 Ecm

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2592	82	ECM (Engine control module)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	—
			Threshold	If the ECM is malfunction
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

ECM

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C2592-82” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “C2592-82” is detected as the current malfunction in self-diagnosis results of “LASER/RADAR”.

Is “C2592-82” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK DTC PRIORITY

If DTC “C2592-82” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

CHECK ECM SELF-DIAGNOSIS RESULTS

Check if any DTC is detected in “Self Diagnostic Result” of “ENGINE”.

Is any DTC detected?

YES>>

Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index.

NO>>

GO TO 3 .

CHECK DISTANCE SENSOR SELF-DIAGNOSIS RESULTS

Check if “C2592-82” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is any DTC detected?

YES>>

Replace the distance sensor. Refer to Removal and Installation.

NO>>

INSPECTION END

C2592-86 Ecm

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2592	86	ECM (Engine control module)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	—
			Threshold	If the ECM is malfunction
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

ECM

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C2592-86” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “C2592-86” is detected as the current malfunction in self-diagnosis results of “LASER/RADAR”.

Is “C2592-86” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK DTC PRIORITY

If DTC “C2592-86” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

CHECK ECM SELF-DIAGNOSIS RESULTS

Check if any DTC is detected in “Self Diagnostic Result” of “ENGINE”.

Is any DTC detected?

YES>>

Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index.

NO>>

GO TO 3 .

CHECK DISTANCE SENSOR SELF-DIAGNOSIS RESULTS

Check if “C2592-86” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is any DTC detected?

YES>>

Replace the distance sensor. Refer to Removal and Installation.

NO>>

INSPECTION END

C2595-81 Eps Control Unit

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2595	81	EPS control unit (Electronically controlled power steering control unit)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	—
			Threshold	If the EPS control unit is malfunction
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

EPS control unit

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C2595-81” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “C2595-81” is detected as the current malfunction in self-diagnosis results of “LASER/RADAR”.

Is “C2595-81” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1 >>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2 >>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK DTC PRIORITY

If DTC “C2595-81” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

CHECK EPS CONTROL UNIT SELF-DIAGNOSIS RESULTS

Check if any DTC is detected in “Self Diagnostic Result” of “EPS/DAST 3”.

Is any DTC detected?

YES>>

Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index.

NO>>

GO TO 3 .

CHECK DISTANCE SENSOR SELF-DIAGNOSIS RESULTS

Check if “C2595-81” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is any DTC detected?

YES>>

Replace the distance sensor. Refer to Removal and Installation.

NO>>

INSPECTION END

C2595-86 Eps Control Unit

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2595	86	EPS control unit (Electronically controlled power steering control unit)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	—
			Threshold	If the EPS control unit is malfunction
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

EPS control unit

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C2595-86” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “C2595-86” is detected as the current malfunction in self-diagnosis results of “LASER/RADAR”.

Is “C2595-86” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2 >>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK DTC PRIORITY

If DTC “C2595-86” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

CHECK EPS CONTROL UNIT SELF-DIAGNOSIS RESULTS

Check if any DTC is detected in “Self Diagnostic Result” of “EPS/DAST 3”.

Is any DTC detected?

YES>>

Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index.

NO>>

GO TO 3 .

CHECK DISTANCE SENSOR SELF-DIAGNOSIS RESULTS

Check if “C2595-86” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is any DTC detected?

YES>>

Replace the distance sensor. Refer to Removal and Installation.

NO>>

INSPECTION END

C2595-87 Eps Control Unit

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2595	87	EPS control unit (Electronically controlled power steering control unit)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	—
			Threshold	If the EPS control unit is malfunction
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

EPS control unit

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C2595-87” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “C2595-87” is detected as the current malfunction in self-diagnosis results of “LASER/RADAR”.

Is “C2595-87” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1 >>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2 >>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK DTC PRIORITY

If DTC “C2595-87” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2 .

CHECK EPS CONTROL UNIT SELF-DIAGNOSIS RESULTS

Check if any DTC is detected in “Self Diagnostic Result” of “EPS/DAST 3”.

Is any DTC detected?

YES>>

Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index.

NO>>

GO TO 3 .

CHECK DISTANCE SENSOR SELF-DIAGNOSIS RESULTS

Check if “C2595-87” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is any DTC detected?

YES>>

Replace the distance sensor. Refer to Removal and Installation.

NO>>

INSPECTION END

C2599-13 Ethernet Circuit

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2599	13	Ethernet circuit (Ethernet circuit)	Diagnosis condition	When engine is running
			Signal (terminal)	Ethernet
			Threshold	If distance sensor is not receiving ethernet communication signal from ADAS control unit 2
			Diagnosis delay time	5 seconds or more

POSSIBLE CAUSE

Ethernet harness
ADAS control unit 2
Distance sensor

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine and wait at least 5 seconds.
Perform “All DTC Reading” with CONSULT.
Check if the DTC “C2599-13” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is DTC “C2599-13” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK CONNECTOR

Ignition switch OFF.
Check the ethernet harness connectors and terminals of distance sensor and ADAS control unit 2 for damage or looseness.

Is the inspection result normal?

YES>>

GO TO 2.

NO>>

Repair or replace the malfunction part, securely lock the harness connector.

PERFORM ALL DTC READING

Ignition switch ON.
Perform “All DTC Reading” with CONSULT.
Check if any DTCs of ethernet (DTC “C1F71-87”, “U2752-87” and/or “U2752-88”) are detected in “Self Diagnostic Result” of “ICC/ADAS 2”

Are any DTCs of ethernet detected?

YES>>

Replace the ADAS control unit 2 (Refer to Removal and Installation.), and GO TO 3.

NO>>

Replace the ADAS control unit 2. Refer to Removal and Installation.

PERFORM DTC CONFIRMATION PROCEDURE-1

Erases all self-diagnosis results with CONSULT.
Perform DTC confirmation procedure again. Refer to DTC Description.

Is DTC “C2599-13” detected as the current malfunction?

YES>>

Replace the distance sensor (Refer to Removal and Installation), and GO TO 4.

NO>>

INSPECTION END

PERFORM DTC CONFIRMATION PROCEDURE-2

Erases all self-diagnosis results with CONSULT.
Perform DTC confirmation procedure again. Refer to DTC Description.

Is DTC “C2599-13” detected as the current malfunction?

YES>>

Replace the ethernet harness between distance sensor and ADAS control unit 2.

NO>>

INSPECTION END

U2104-87 Can Comm Circuit

DTC Description

CAN COMMUNICATION

CAN communication is a multiplex communication system. This enables the system to transmit and receive large quantities of data at high speed by connecting control units with 2 communication lines.
CAN communication lines adopt twisted-pair line style (two lines twisted) for noise immunity.

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U2104	87	CAN comm err (active steering) [Controller area network communication error (active steering)]	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	CAN communication signal
			Threshold	If distance sensor is not transmitting or receiving CAN communication signal
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

CAN communication system

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “U2104-87” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “U2104-87” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

PERFORM THE SELF-DIAGNOSIS

Turn the ignition switch ON.
Turn the AEB system ON, and then wait for 2 seconds or more.
Perform “All DTC Reading” with CONSULT.
Check if the “U2104-87” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “U2104-87” detected as the current malfunction?

YES>>

Refer to Trouble Diagnosis Flow Chart.

NO>>

INSPECTION END

U2140-83 Can Comm Circuit

DTC Description

CAN COMMUNICATION

CAN communication is a multiplex communication system. This enables the system to transmit and receive large quantities of data at high speed by connecting control units with 2 communication lines.
CAN communication lines adopt twisted-pair line style (two lines twisted) for noise immunity.

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U2140	83	CAN comm err (ECM) [Controller area network communication error (Engine control module)]	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	CAN communication signal
			Threshold	If distance sensor is not transmitting or receiving CAN communication signal
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

CAN communication system

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “U2140-83” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “U2140-83” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

PERFORM THE SELF-DIAGNOSIS

Turn the ignition switch ON.
Turn the AEB system ON, and then wait for 2 seconds or more.
Perform “All DTC Reading” with CONSULT.
Check if the “U2140-83” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “U2140-83” detected as the current malfunction?

YES>>

Refer to Trouble Diagnosis Flow Chart.

NO>>

INSPECTION END

U2140-87 Can Comm Circuit

DTC Description

CAN COMMUNICATION

CAN communication is a multiplex communication system. This enables the system to transmit and receive large quantities of data at high speed by connecting control units with 2 communication lines.
CAN communication lines adopt twisted-pair line style (two lines twisted) for noise immunity.

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U2140	87	CAN comm err (ECM) [Controller area network communication error (Engine control module)]	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	CAN communication signal
			Threshold	If distance sensor is not transmitting or receiving CAN communication signal
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

CAN communication system

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “U2140-87” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “U2140-87” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

PERFORM THE SELF-DIAGNOSIS

Turn the ignition switch ON.
Turn the AEB system ON, and then wait for 2 seconds or more.
Perform “All DTC Reading” with CONSULT.
Check if the “U2140-87” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “U2140-87” detected as the current malfunction?

YES>>

Refer to Trouble Diagnosis Flow Chart.

NO>>

INSPECTION END

U2141-83 Can Comm Circuit

DTC Description

CAN COMMUNICATION

CAN communication is a multiplex communication system. This enables the system to transmit and receive large quantities of data at high speed by connecting control units with 2 communication lines.
CAN communication lines adopt twisted-pair line style (two lines twisted) for noise immunity.

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U2141	83	CAN comm err (TCM) [Controller area network communication error (Transmission control module)]	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	CAN communication signal
			Threshold	If distance sensor is not transmitting or receiving CAN communication signal
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

CAN communication system

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “U2141-83” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “U2141-83” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure .

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

PERFORM THE SELF-DIAGNOSIS

Turn the ignition switch ON.
Turn the AEB system ON, and then wait for 2 seconds or more.
Perform “All DTC Reading” with CONSULT.
Check if the “U2141-83” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “U2141-83” detected as the current malfunction?

YES>>

Refer to Trouble Diagnosis Flow Chart.

NO>>

INSPECTION END

U2141-87 Can Comm Circuit

DTC Description

CAN COMMUNICATION

CAN communication is a multiplex communication system. This enables the system to transmit and receive large quantities of data at high speed by connecting control units with 2 communication lines.
CAN communication lines adopt twisted-pair line style (two lines twisted) for noise immunity.

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U2141	87	CAN comm err (TCM) [Controller area network communication error (Transmission control module)]	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	CAN communication signal
			Threshold	If distance sensor is not transmitting or receiving CAN communication signal
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

CAN communication system

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “U2141-87” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “U2141-87” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

PERFORM THE SELF-DIAGNOSIS

Turn the ignition switch ON.
Turn the AEB system ON, and then wait for 2 seconds or more.
Perform “All DTC Reading” with CONSULT.
Check if the “U2141-87” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “U2141-87” detected as the current malfunction?

YES>>

Refer to Trouble Diagnosis Flow Chart.

NO>>

INSPECTION END

U2148-83 Can Comm Circuit

DTC Description

CAN COMMUNICATION

CAN communication is a multiplex communication system. This enables the system to transmit and receive large quantities of data at high speed by connecting control units with 2 communication lines.
CAN communication lines adopt twisted-pair line style (two lines twisted) for noise immunity.

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U2148	83	CAN comm err (brake control unit) [Controller area network communication error (brake control unit)]	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	CAN communication signal
			Threshold	If distance sensor is not transmitting or receiving CAN communication signal
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

CAN communication system

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “U2148-83” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “U2148-83” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

PERFORM THE SELF-DIAGNOSIS

Turn the ignition switch ON.
Turn the AEB system ON, and then wait for 2 seconds or more.
Perform “All DTC Reading” with CONSULT.
Check if the “U2148-83” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “U2148-83” detected as the current malfunction?

YES>>

Refer to Trouble Diagnosis Flow Chart.

NO>>

INSPECTION END

U2148-87 Can Comm Circuit

DTC Description

CAN COMMUNICATION

CAN communication is a multiplex communication system. This enables the system to transmit and receive large quantities of data at high speed by connecting control units with 2 communication lines.
CAN communication lines adopt twisted-pair line style (two lines twisted) for noise immunity.

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U2148	87	CAN comm err (brake control unit) [Controller area network communication error (brake control unit)]	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	CAN communication signal
			Threshold	If distance sensor is not transmitting or receiving CAN communication signal
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

CAN communication system

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “U2148-87” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “U2148-87” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

PERFORM THE SELF-DIAGNOSIS

Turn the ignition switch ON.
Turn the AEB system ON, and then wait for 2 seconds or more.
Perform “All DTC Reading” with CONSULT.
Check if the “U2148-87” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “U2148-87” detected as the current malfunction?

YES>>

Refer to Trouble Diagnosis Flow Chart.

NO>>

INSPECTION END

U214f-83 Can Comm Circuit

DTC Description

CAN COMMUNICATION

CAN communication is a multiplex communication system. This enables the system to transmit and receive large quantities of data at high speed by connecting control units with 2 communication lines.
CAN communication lines adopt twisted-pair line style (two lines twisted) for noise immunity.

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U214F	83	CAN comm err (BCM) [Controller area network communication error (Body control module)]	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	CAN communication signal
			Threshold	If distance sensor is not transmitting or receiving CAN communication signal
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

CAN communication system

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “U214F-83” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “U214F-83” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

PERFORM THE SELF-DIAGNOSIS

Turn the ignition switch ON.
Turn the AEB system ON, and then wait for 2 seconds or more.
Perform “All DTC Reading” with CONSULT.
Check if the “U214F-83” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “U214F-83” detected as the current malfunction?

YES>>

Refer to Trouble Diagnosis Flow Chart.

NO>>

INSPECTION END

U214f-87 Can Comm Circuit

DTC Description

CAN COMMUNICATION

CAN communication is a multiplex communication system. This enables the system to transmit and receive large quantities of data at high speed by connecting control units with 2 communication lines.
CAN communication lines adopt twisted-pair line style (two lines twisted) for noise immunity.

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U214F	87	CAN comm err (BCM) [Controller area network communication error (Body control module)]	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	CAN communication signal
			Threshold	If distance sensor is not transmitting or receiving CAN communication signal
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

CAN communication system

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “U214F-87” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “U214F-87” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

PERFORM THE SELF-DIAGNOSIS

Turn the ignition switch ON.
Turn the AEB system ON, and then wait for 2 seconds or more.
Perform “All DTC Reading” with CONSULT.
Check if the “U214F-87” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “U214F-87” detected as the current malfunction?

YES>>

Refer to Trouble Diagnosis Flow Chart.

NO>>

INSPECTION END

U2152-83 Can Comm Circuit

DTC Description

CAN COMMUNICATION

CAN communication is a multiplex communication system. This enables the system to transmit and receive large quantities of data at high speed by connecting control units with 2 communication lines.
CAN communication lines adopt twisted-pair line style (two lines twisted) for noise immunity.

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U2152	83	CAN comm err (ADAS control unit) [Controller area network communication error (Advanced driver assistance systems control unit)]	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	CAN communication signal
			Threshold	If distance sensor is not transmitting or receiving CAN communication signal
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

CAN communication system

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “U2152-83” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “U2152-83” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

PERFORM THE SELF-DIAGNOSIS

Turn the ignition switch ON.
Turn the AEB system ON, and then wait for 2 seconds or more.
Perform “All DTC Reading” with CONSULT.
Check if the “U2152-83” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “U2152-83” detected as the current malfunction?

YES>>

Refer to Trouble Diagnosis Flow Chart.

NO>>

INSPECTION END

U2152-87 Can Comm Circuit

DTC Description

CAN COMMUNICATION

CAN communication is a multiplex communication system. This enables the system to transmit and receive large quantities of data at high speed by connecting control units with 2 communication lines.
CAN communication lines adopt twisted-pair line style (two lines twisted) for noise immunity.

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U2152	87	CAN comm err (ADAS control unit) [Controller area network communication error (Advanced driver assistance systems control unit)]	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	CAN communication signal
			Threshold	If distance sensor is not transmitting or receiving CAN communication signal
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

CAN communication system

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “U2152-87” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “U2152-87” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

PERFORM THE SELF-DIAGNOSIS

Turn the ignition switch ON.
Turn the AEB system ON, and then wait for 2 seconds or more.
Perform “All DTC Reading” with CONSULT.
Check if the “U2152-87” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “U2152-87” detected as the current malfunction?

YES>>

Refer to Trouble Diagnosis Flow Chart.

NO>>

INSPECTION END

U2156-87 Can Comm Circuit

DTC Description

CAN COMMUNICATION

CAN communication is a multiplex communication system. This enables the system to transmit and receive large quantities of data at high speed by connecting control units with 2 communication lines.
CAN communication lines adopt twisted-pair line style (two lines twisted) for noise immunity.

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U2156	87	CAN comm err (steering angle sensor) [Controller area network communication error (steering angle sensor)]	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	CAN communication signal
			Threshold	If distance sensor is not transmitting or receiving CAN communication signal
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

CAN communication system

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “U2156-87” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “U2156-87” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

PERFORM THE SELF-DIAGNOSIS

Turn the ignition switch ON.
Turn the AEB system ON, and then wait for 2 seconds or more.
Perform “All DTC Reading” with CONSULT.
Check if the “U2156-87” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “U2156-87” detected as the current malfunction?

YES>>

Refer to Trouble Diagnosis Flow Chart.

NO>>

INSPECTION END

U215b-83 Can Comm Circuit

DTC Description

CAN COMMUNICATION

CAN communication is a multiplex communication system. This enables the system to transmit and receive large quantities of data at high speed by connecting control units with 2 communication lines.
CAN communication lines adopt twisted-pair line style (two lines twisted) for noise immunity.

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U215B	83	CAN comm err (IPDM E/R) [Controller area network communication error (Intelligent power distribution module engine room)]	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	CAN communication signal
			Threshold	If distance sensor is not transmitting or receiving CAN communication signal
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

CAN communication system

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “U215B-83” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “U215B-83” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

PERFORM THE SELF-DIAGNOSIS

Turn the ignition switch ON.
Turn the AEB system ON, and then wait for 2 seconds or more.
Perform “All DTC Reading” with CONSULT.
Check if the “U215B-83” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “U215B-83” detected as the current malfunction?

YES>>

Refer to Trouble Diagnosis Flow Chart.

NO>>

INSPECTION END

U215b-87 Can Comm Circuit

DTC Description

CAN COMMUNICATION

CAN communication is a multiplex communication system. This enables the system to transmit and receive large quantities of data at high speed by connecting control units with 2 communication lines.
CAN communication lines adopt twisted-pair line style (two lines twisted) for noise immunity.

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U215B	87	CAN comm err (IPDM E/R) [Controller area network communication error (Intelligent power distribution module engine room)]	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	CAN communication signal
			Threshold	If distance sensor is not transmitting or receiving CAN communication signal
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

CAN communication system

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “U215B-87” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “U215B-87” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

PERFORM THE SELF-DIAGNOSIS

Turn the ignition switch ON.
Turn the AEB system ON, and then wait for 2 seconds or more.
Perform “All DTC Reading” with CONSULT.
Check if the “U215B-87” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “U215B-87” detected as the current malfunction?

YES>>

Refer to Trouble Diagnosis Flow Chart.

NO>>

INSPECTION END

U275f-88 Ethernet Circuit

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U275F	88	Ethernet circuit (Ethernet circuit)	Diagnosis condition	When engine is running
			Signal (terminal)	Ethernet
			Threshold	If distance sensor is not receiving ethernet communication signal from ADAS control unit 2
			Diagnosis delay time	5 seconds or more

POSSIBLE CAUSE

Ethernet harness
ADAS control unit 2
Distance sensor

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine and wait at least 5 seconds.
Perform “All DTC Reading” with CONSULT.
Check if the DTC “U275F-88” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is DTC “U275F-88” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK CONNECTOR

Ignition switch OFF.
Check the ethernet harness connectors and terminals of distance sensor and ADAS control unit 2 for damage or looseness.

Is the inspection result normal?

YES>>

GO TO 2.

NO>>

Repair or replace the malfunction part, securely lock the harness connector.

PERFORM ALL DTC READING

Ignition switch ON.
Perform “All DTC Reading” with CONSULT.
Check if any DTCs of ethernet (DTC “C1F71-87”, “U2752-87” and/or “U2752-88”) are detected in “Self Diagnostic Result” of “ICC/ADAS 2”

Are any DTCs of ethernet detected?

YES>>

Replace the ADAS control unit 2 (Refer to Removal and Installation.), and GO TO 3.

NO>>

Replace the ADAS control unit 2. Refer to Removal and Installation.

PERFORM DTC CONFIRMATION PROCEDURE-1

Erases all self-diagnosis results with CONSULT.
Perform DTC confirmation procedure again. Refer to DTC Description.

Is DTC “U275F-88” detected as the current malfunction?

YES>>

Replace the distance sensor (Refer to Removal and Installation), and GO TO 4.

NO>>

INSPECTION END

PERFORM DTC CONFIRMATION PROCEDURE-2

Erases all self-diagnosis results with CONSULT.
Perform DTC confirmation procedure again. Refer to DTC Description.

Is DTC “U275F-88” detected as the current malfunction?

YES>>

Replace the ethernet harness between distance sensor and ADAS control unit 2.

NO>>

INSPECTION END

U2a07-88 Can Comm Circuit

DTC Description

CAN COMMUNICATION

CAN communication is a multiplex communication system. This enables the system to transmit and receive large quantities of data at high speed by connecting control units with 2 communication lines.
CAN communication lines adopt twisted-pair line style (two lines twisted) for noise immunity.

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U2A07	88	CAN comm err (ITS2-CAN Bus Off) [Controller area network communication error (Intelligent transportation system2-Controller area network Bus Off)]	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	CAN communication signal
			Threshold	If distance sensor is not transmitting or receiving CAN communication signal
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

CAN communication system

FAIL-SAFE

The following systems are canceled.

Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Steering wheel assistance function
AEB
I-FCW

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Turn the AEB system ON.
Perform “All DTC Reading” with CONSULT.
Check if the “U2A07-88” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “U2A07-88” detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

PERFORM THE SELF-DIAGNOSIS

Turn the ignition switch ON.
Turn the AEB system ON, and then wait for 2 seconds or more.
Perform “All DTC Reading” with CONSULT.
Check if the “U2A07-88” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is “U2A07-88” detected as the current malfunction?

YES>>

Refer to Trouble Diagnosis Flow Chart.

NO>>

INSPECTION END

B2720 Corner Sensor [rl] ++Vq35dd

Nissan Pathfinder (R53) 2022-2025 Service Manual

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