Nissan Pathfinder: Dtc/circuit Diagnosis (C1f00-1c Control Unit ... C1f04-61 Brake Sw/stop Lamp Sw)

• C1f00-1c Control Unit
• C1f00-44 Control Unit
• C1f00-4b Control Unit
• C1f00-54 Hands Off Threshold Incomplete
• C1f02-16 Power Supply Circuit
• C1f07-62 Operation Sw Circ
• C1f03-23 Operation Sw Circ
• C1f03-72 Stop Lamp Relay
• C1f04-48 Feb Ope Count Limit
• C1f04-61 Brake Sw/stop Lamp Sw

C1f00-1c Control Unit Nissan Pathfinder Fifth generation

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C1F00	1C	CONTROL UNIT (Control unit)	Diagnosis condition	When engine is running
			Signal (terminal)	—
			Threshold	ADAS control unit 2 internal malfunction
			Diagnosis delay time	1 second or less

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

• RAB

• I-FCW

• LDW

• I-LI

• I-BSI

• TSR

• I-DA

Confirmation Procedure

PERFORM DTC CONFIRMATION PROCEDURE

1. Start the engine.

2. Perform “All DTC Reading” with CONSULT.

3. Check if the “C1F00-1C” is detected as the current malfunction in “Self Diagnostic Result” of “ICC/ADAS 2”.

Is DTC “C1F00-1C” detected?

YES-1>>

“CRNT” is displayed: Refer to DTC Diagnosis Procedure.

YES-2>>

“PAST” is displayed: Check the 12V battery. Refer to Work Flow.

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 any DTC other than “C1F00-XX”, 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 2.

CHECK 12V BATTERY

Check 12V battery. Refer to Work Flow.

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Repair or replace the 12V battery. Refer to Removal and Installation.

PERFORM THE SELF-DIAGNOSIS

CONSULT

1. Ignition switch OFF (Auto ACC function ON).

2. Get out of the Nissan Pathfinder vehicle, close all doors (other than hood), check that the combination meter is OFF, and wait for 1 minute or more without opening these doors.

   CAUTION:

   Never operate the Nissan Pathfinder vehicle.

3. Ignition switch ON without depressing the brake pedal.

4. Perform self-diagnosis for “ICC/ADAS 2”.

Is “C1F00-1C” detected as the current malfunction?

YES>>

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

NO>>

Inspection End. (Erase the memory of self-diagnosis results.)

C1f00-44 Control Unit Nissan Pathfinder R53

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C1F00	44	CONTROL UNIT (Control unit)	Diagnosis condition	When engine is running
			Signal (terminal)	—
			Threshold	ADAS control unit 2 internal malfunction
			Diagnosis delay time	1 second or less

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

• RAB

• I-FCW

• LDW

• I-LI

• I-BSI

• TSR

• I-DA

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

1. Start the engine.

2. Perform “All DTC Reading” with CONSULT.

3. Check if the “C1F00-44” is detected as the current malfunction in “Self Diagnostic Result” of “ICC/ADAS 2”.

Is “C1F00-44” 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 any DTC other than “C1F00-XX”, 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>>

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

C1f00-4b Control Unit Nissan Pathfinder 2025

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C1F00	4B	CONTROL UNIT (Control unit)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	—
			Threshold	Temperature detected by the temperature sensor integrated in ADAS control unit 2 remains more than 105 °C (221 °F)
			Diagnosis delay time	5 seconds or more

POSSIBLE CAUSE

Temperature around the ADAS control unit 2 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

• RAB

• I-FCW

• LDW

• I-LI

• I-BSI

• TSR

• I-DA

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

1. Turn the ignition switch OFF.

2. Wait for 10 minutes or more.

3. Start the engine.

4. Turn the AEB system ON.

5. Perform “All DTC Reading” with CONSULT.

6. Check if the “C1F00-4B” is detected as the current malfunction in “Self Diagnostic Result” of “ICC/ADAS 2”.

Is “C1F00-4B” 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 ADAS control unit 2. Refer to Removal and Installation.

NO>>

Repair engine cooling system.

C1f00-54 Hands Off Threshold Incomplete Nissan Pathfinder 2025

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C1F00	54	CONTROL UNIT (Control unit)	Diagnosis condition	—
			Signal (terminal)	—
			Threshold	Steering Torque Calibration is not completed
			Diagnosis delay time	—

POSSIBLE CAUSE

• Steering Torque Calibration is not adjusted

• Steering Torque Calibration has been interrupted

FAIL-SAFE

• Vehicle-to-vehicle distance control mode

• Conventional (fixed speed) cruise control mode

• Steering wheel assistance function

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

CONSULT

1. Start the engine.

2. Perform “All DTC Reading”.

3. Check if the “C1F00F-54” is detected as the current malfunction in “Self Diagnostic Result” of “ICC/ADAS 2”.

Is “C1F00-54” 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

STEERING TORQUE CALIBRATION

CONSULT

1. Perform Steering Torque Calibration. Refer to Work Procedure.

2. Erase all self-diagnosis results.

3. Perform "All DTC Reading".

4. Check if "C1F00-54" is detected in "self-diagnosis result" of "ICC/ADAS 2".

Is “C1F00-54” detected?

YES>>

Replace the ADAS control unit 2. Then perform Steering Torque Calibration again. Refer to Removal and Installation.

NO>>

INSPECTION END.

C1f02-16 Power Supply Circuit Nissan Pathfinder SUV

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C1F02	16	POWER SUPPLY CIR (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 ADAS control unit 2 remains less than 7.9 V
			Diagnosis delay time	5 seconds or more

POSSIBLE CAUSE

• Connector, harness, fuse

• 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

• RAB

• I-FCW

• LDW

• I-LI

• I-BSI

• TSR

• I-DA

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

1. Start the engine.

2. Turn the AEB system ON.

3. Perform “All DTC Reading” with CONSULT.

4. Check if the “C1F02-16” is detected as the current malfunction in “Self Diagnostic Result” of “ICC/ADAS 2”.

Is “C1F02-16” 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 ADAS CONTROL UNIT 2 POWER SUPPLY AND GROUND CIRCUIT

Check power supply and ground circuit of ADAS control unit 2. Refer to Diagnosis Procedure.

Is the inspection result normal?

YES>>

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

NO>>

Repair or replace the malfunctioning parts.

C1f07-62 Operation Sw Circ Nissan Pathfinder 2025

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C1F07	62	OPERATION SW CIRC	Diagnosis condition	When engine is running
			Signal (terminal)	Brake switch Signal
			Threshold	If an error occurs in brake switch signal transmitted from ABS actuator and electric unit (control unit)
			Diagnosis delay time	1 second or less

POSSIBLE CAUSE

• Brake pedal

• Stop lamp switch

• 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

• RAB

• I-FCW

• LDW

• I-LI

• I-BSI

• TSR

CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C1F07–62” 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

1. Start the engine.

2. Perform “All DTC Reading” with CONSULT.

3. Check if "C1F07-62" is detected as the current fault in the "self-diagnostic results" of "ICC/ADAS 2".

Is “C1F07-62” 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 BRAKE PEDAL

Check brake pedal. Refer to Inspection and Adjustment.

Is the inspection result normal?

YES>>

GO TO 2.

NO>>

Adjust brake pedal. Refer to Inspection and Adjustment.

CHECK STOP LAMP OPERATION

1. Turn ignition switch ON.

2. Check stop lamp and high-mounted stop lamp is turned ON when brake pedal is operated.

   depressed	:stop lamp and high-mounted stop lamp is ON.
   Fully released	:stop lamp and high-mounted stop lamp is OFF.

Is the inspection result normal?

YES>>

Stop lamp circuit is nomal. Replace ADAS C/U 2. Refer to Removal and Installation.

NO>>

Refer to Diagnosis Procedure.

C1f03-23 Operation Sw Circ Nissan Pathfinder

Without Propilot Assist System

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C1F03	23	OPERATION SW CIRC (Operation switch circuit)	Diagnosis condition	When engine is running When MAIN switch is ON
			Signal (terminal)	—
			Threshold	Any switch of the ICC steering switch is detected as “ON”
			Diagnosis delay time	Continuously 60 seconds

POSSIBLE CAUSE

• ICC steering switch circuit

• ICC steering switch

• ECM

FAIL-SAFE

The following systems are canceled.

• Vehicle-to-vehicle distance control mode

• Conventional (fixed speed) cruise control mode

CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C1F03-23” 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

1. Start the engine.

2. Wait for approximately 5 minutes after turning the MAIN switch ON.

3. Perform “All DTC Reading” with CONSULT.

4. Check if the “C1F03-23” is detected as the current malfunction in “Self Diagnostic Result” of “ICC/ADAS 2”.

Is “C1F03-23” 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 “C1F03-23” 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 ICC STEERING SWITCH

1. Turn the ignition switch OFF.

2. Disconnect the ICC steering switch connector.

3. Check the ICC steering switch. Refer to Component Inspection.

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Replace the ICC steering switch.

CHECK HARNESS BETWEEN SPIRAL CABLE AND ECM

1. Disconnect the ECM connector.

2. Check for continuity between the spiral cable harness connector and ECM harness connector.

   Spiral cable		ECM		Continuity
   Connector	Terminal	Connector	Terminal
   M30	8	E32	186	Existed
   	1		187

3. Check for continuity between spiral cable harness connector and ground.

   Spiral cable		Ground	Continuity
   Connector	Terminal
   M30	8		Not existed
   	1

Is the inspection result normal?

YES>>

GO TO 4.

NO>>

Repair the harnesses or connectors.

CHECK SPIRAL CABLE

Check for continuity between spiral cable terminals.

Spiral cable		Continuity
Terminal
21	8	Existed
36	1

Is the inspection result normal?

YES>>

GO TO 5.

NO>>

Replace the spiral cable.

PERFORM SELF-DIAGNOSIS OF ECM

1. Connect the connectors of ICC steering switch and ECM connector.

2. Turn the ignition switch ON.

3. Perform “All DTC Reading”.

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

Is any DTC detected?

YES>>

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

NO>>

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

Component Inspection

CHECK ICC STEERING SWITCH

Check resistance between ICC steering switch terminals.

Terminal		Switch operation	Resistance [Ω]
21	36	When pressing MAIN switch	Approx. 0
		When pressing CANCEL switch	Approx. 309
		When pressing DISTANCE switch	Approx. 741
		When pressing SET- switch	Approx. 1406
		When pressing RES+ switch	Approx. 2586
		When all switches are not pressed	Approx. 5456

Is the inspection result normal?

YES>>

INSPECTION END

NO>>

Replace the ICC steering switch.

With Propilot Assist System

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C1F03	23	OPERATION SW CIRC (Operation switch circuit)	Diagnosis condition	When engine is running When ProPILOT Assist MAIN switch is ON
			Signal (terminal)	—
			Threshold	Any switch of the ProPILOT Assist steering switch is detected as “ON”
			Diagnosis delay time	Continuously 60 seconds

POSSIBLE CAUSE

• ProPILOT Assist steering switch circuit

• ProPILOT Assist steering switch

• ECM

FAIL-SAFE

The following systems are canceled.

• Vehicle-to-vehicle distance control mode

• Conventional (fixed speed) cruise control mode

• Steering wheel assistance function

CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C1F03-23” 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

1. Start the engine.

2. Wait for approximately 5 minutes after turning the ProPILOT Assist MAIN switch ON.

3. Perform “All DTC Reading” with CONSULT.

4. Check if the “C1F03-23” is detected as the current malfunction in “Self Diagnostic Result” of “ICC/ADAS 2”.

Is “C1F03-23” 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 “C1F03-23” 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 ProPILOT ASSIST STEERING SWITCH

1. Turn the ignition switch OFF.

2. Disconnect the ProPILOT Assist steering switch connector.

3. Check the ProPILOT Assist steering switch. Refer to Component Inspection.

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Replace the ProPILOT Assist steering switch.

CHECK HARNESS BETWEEN SPIRAL CABLE AND ECM

1. Disconnect the ECM connector.

2. Check for continuity between the spiral cable harness connector and ECM harness connector.

   Spiral cable		ECM		Continuity
   Connector	Terminal	Connector	Terminal
   M30	8	E32	186	Existed
   	1		187

3. Check for continuity between spiral cable harness connector and ground.

   Spiral cable		Ground	Continuity
   Connector	Terminal
   M30	8		Not existed
   	1

Is the inspection result normal?

YES>>

GO TO 4.

NO>>

Repair the harnesses or connectors.

CHECK SPIRAL CABLE

Check for continuity between spiral cable terminals.

Spiral cable		Continuity
Terminal
21	8	Existed
36	1

Is the inspection result normal?

YES>>

GO TO 5.

NO>>

Replace the spiral cable.

PERFORM SELF-DIAGNOSIS OF ECM

1. Connect the connectors of ProPILOT Assist steering switch and ECM connector.

2. Turn the ignition switch ON.

3. Perform “All DTC Reading”.

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

Is any DTC detected?

YES>>

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

NO>>

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

Component Inspection

CHECK ProPILOT ASSIST STEERING SWITCH

Check resistance between ProPILOT Assist steering switch terminals.

Terminal		Switch operation	Resistance [Ω]
21	36	When pressing ProPILOT Assist MAIN switch	Approx. 0
		When pressing CANCEL switch	Approx. 309
		When pressing DISTANCE switch	Approx. 741
		When pressing SET- switch	Approx. 1406
		When pressing RES+ switch	Approx. 2586
		When all switches are not pressed	Approx. 5456

Is the inspection result normal?

YES>>

INSPECTION END

NO>>

Replace the ProPILOT Assist steering switch.

C1f03-72 Stop Lamp Relay Nissan Pathfinder R53

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C1F03	72	OPERATION SW CIRC (Operation switch circuit)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	—
			Threshold	Stop lamp inactive state despite the outputting of a stop lamp request signal from ADAS control unit 2
			Diagnosis delay time	1 second or less

POSSIBLE CAUSE

• BCM

• 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

• RAB

CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C1F03-72” 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

1. Start the engine.

2. Turn the AEB system ON

3. Perform “All DTC Reading”.

4. Check if the “C1F03-72” is detected as the current malfunction in the “Self Diagnostic Result” of “ICC/ADAS 2”.

Is “C1F03-72” 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 “C1F03-72” 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 SELF-DIAGNOSIS OF BCM

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

Is any DTC detected?

YES>>

Repair or replace the malfunctioning parts identified by the self-diagnosis result. Refer to DTC Index.

NO>>

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

C1f04-48 Feb Ope Count Limit Nissan Pathfinder 2022

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C1F04	48	FEB OPE COUNT LIMIT (Forward Emergency Braking operation count limit)	Diagnosis condition	When engine is running
			Signal (terminal)	—
			Threshold	AEB system operated 3 times within ignition switch ON.
			Diagnosis delay time	1 second or less

NOTE:

If “C1F04-48” detected, perform the AEB system action test and AEB system operates normally.

POSSIBLE CAUSE

AEB system operated 3 times within ignition switch ON.

FAIL-SAFE

The following systems are canceled.

• AEB

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

1. Start the engine.

2. Perform “All DTC Reading” with CONSULT.

3. Check if the “C1F04-48” is detected as the current malfunction in “Self Diagnostic Result” of “ICC/ADAS 2”.

Is “C1F04-48” 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

1. Turn ignition switch OFF.

2. Turn ignition switch ON.

3. Perform “All DTC Reading” with CONSULT.

4. Check if any DTC other than “C1F04-48” is detected in “Self Diagnostic Result” of “ICC/ADAS 2”.

Is any DTC detected?

YES>>

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

NO>>

Perform the distance sensor alignment. Refer to Work Procedure .

C1f04-61 Brake Sw/stop Lamp Sw Nissan Pathfinder SUV

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C1F04	61	FEB OPE COUNT LIMIT (Forward Emergency Braking operation count limit)	Diagnosis condition	When AEB system is ON When driving at the Nissan Pathfinder vehicle speeds of approximately 40 km/h or more.
			Signal (terminal)	—
			Threshold	A mismatch between a stop lamp switch signal and a brake pedal position switch signal received from BCM
			Diagnosis delay time	60 seconds or more

POSSIBLE CAUSE

• BCM

• 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

• RAB

CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C1F04-61” 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

1. Start the engine.

2. Turn the AEB system ON.

3. Perform “All DTC Reading” with CONSULT.

4. Check if the “C1F04-61” is detected as the current malfunction in “Self Diagnostic Result” of “ICC/ADAS 2”.

Is “C1F04-61” 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 “C1F04-61” 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-DIAGNOSTIC RESULT

CONSULT

Check if any DTC is detected in “Self Diagnostic Result” mode 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>>

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