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Nissan Pathfinder Owners & Service Manuals

Nissan Pathfinder: Body Control System - Diagnosis System (bcm)

Nissan Pathfinder (R53) 2022-2025 Service Manual / Electrical & Power Control :: Body Control System / System Description / Diagnosis System (bcm)

Common Item Nissan Pathfinder 5th Gen

CONSULT Function (BCM - COMMON ITEM)

APPLICATION ITEM

CONSULT performs the following functions via CAN communication with BCM:

Diagnostic mode Description
Self Diagnostic Result Display non-network DTC which BCM memorizes
Data Monitor Displays BCM input/output data in real time.
Active Test Enables an operational check of a load by transmitting a driving signal from the BCM to the load
Work support Displays causes of automatic system cancellation occurred during system control
ECU Identification Displays BCM part number
Network-DTC* Display network DTC which BCM memorizes when performing "Diagnosis (All System)".

*: Displays when performing "Diagnosis (All System)".

ECU IDENTIFICATION

The BCM part number is displayed.

SELF DIAGNOSTIC RESULT

Refer to DTC Index.

SYSTEM APPLICATION

BCM can perform the following functions for each system:

NOTE:

It can perform the diagnosis modes except the following for all sub system selection items:

×: Applicable item

System Sub system selection item Diagnosis mode Reference
Work Support Data Monitor Active Test
Door lock DOOR LOCK × × CONSULT Function (BCM - DOOR LOCK)
Rear window defogger REAR DEFOGGER × CONSULT Function (BCM - REAR DEFOGGER)
Exterior lamp HEAD LAMP × × CONSULT Function (BCM - HEAD LAMP)
Interior room lamp INT LAMP × × CONSULT Function (BCM - INT LAMP)
Wiper and washer WIPER × × CONSULT Function - WIPER
Turn signal and hazard warning lamps FLASHER × × CONSULT Function (BCM - FLASHER)
PTC heater control system AIR CONDITIONER × CONSULT Function (BCM - AIR CONDITIONER)
Intelligent Key INTELLIGENT KEY × × CONSULT Function (BCM - INTELLIGENT KEY)
Combination switch COMB SW × CONSULT Function (BCM - COMB SW)
Body control system BCM × × × CONSULT Function (BCM - BCM)
Interior room lamp battery saver BATTERY SAVER × CONSULT Function (BCM - BATTERY SAVER)
Back door TRUNK × × CONSULT Function (BCM - TRUNK)
Nissan Pathfinder Vehicle security THEFT ALM × CONSULT Function (BCM - THEFT ALM)
Remote keyless entry system MULTI REMOTE ENT* ×
Signal buffer SIGNAL BUFFER × CONSULT Function (BCM - SIGNAL BUFFER)
Tire pressure monitoring AIR PRESSURE MONITOR × × CONSULT Function (BCM - AIR PRESSURE MONITOR)

NOTE:

*: This item is displayed, but not used.

FREEZE FRAME DATA (FFD)

The BCM records the following vehicle condition at the time a particular DTC is detected, and displays on CONSULT:

CONSULT screen item Indication/Unit Description
BATTERY VOLTAGE V Battery voltage of the moment a particular DTC is detected.
Nissan Pathfinder Vehicle SPEED mph/km/h Vehicle speed of the moment a particular DTC is detected.
EXTERNAL TEMP °F/°C External temperature of the moment a particular DTC is detected
Nissan Pathfinder Vehicle COND

NOTE:

This item is displayed, but cannot be used.

DOOR LOCK STATUS

NOTE:

This item is displayed, but cannot be used.

POWER SUPPLY COUNTER min Displays the cumulative time from the time that the battery terminal is connected.

Door Lock Nissan Pathfinder R53

CONSULT Function (BCM - DOOR LOCK)

DATA MONITOR

NOTE:

The following table includes information (items) inapplicable to this Nissan Pathfinder vehicle. For information (items) applicable to this vehicle, refer to CONSULT display items.

Monitor Item Condition

DOOR SW-DR

[On/Off]
Indicates [On/Off] condition of front door switch LH

Door switch AS

[On/Off]
Indicates [On/Off] condition of front door switch RH

DOOR SW-RR

[On/Off]
Indicates [On/Off] condition of rear door switch RH

DOOR SW-RL

[On/Off]
Indicates [On/Off] condition of rear door switch LH

Battery voltage (door lock 1)

[On/Off]
Indicates [On/Off] condition of power supply status (front door lock)

Battery voltage (door lock 2)

[On/Off]
Indicates [On/Off] condition of power supply status (rear door lock)
IGN SW

NOTE:

This item is displayed, but cannot be monitored

START SW

NOTE:

This item is displayed, but cannot be monitored

ACTIVE TEST

Test Item Description
Door lock status indicator

NOTE:

This item is displayed, but cannot be used

SUPER LOCK

NOTE:

This item is displayed, but cannot be used

Rear Defogger Nissan Pathfinder 2022

CONSULT Function (BCM - REAR DEFOGGER)

ACTIVE TEST

NOTE:

The following table includes information (items) inapplicable to this Nissan Pathfinder vehicle. For information (items) applicable to this vehicle, refer to CONSULT display items.

Test Item Description
Rear defogger Rear window defogger operates when “On” on CONSULT screen is touched

Head Lamp Nissan Pathfinder 5th Gen

CONSULT Function (BCM - HEAD LAMP)

DATA MONITOR

NOTE:

The following table includes information (items) inapplicable to this Nissan Pathfinder vehicle. For information (items) applicable to this vehicle, refer to CONSULT display items.

Monitor item

[Unit]
Description

Door switch AS

[Off/On]
Indicated [ON/OFF] condition of front door switch RH

Optical sensor

[–]

NOTE:

This item is displayed, but cannot be monitored.

DOOR SW-DR

[Off/On]
Indicated [ON/OFF] condition of front door switch LH

DOOR SW-RL

[Off/On]
Indicated [On/OFF] condition of rear door switch LH

DOOR SW-RR

[Off/On]
Indicated [On/OFF] condition of rear door switch RH

WORK SUPPORT

Item Setting Description
WIPER LINK On Wiper linked auto lighting function ON.
Off Wiper linked auto lighting function OFF.
Signature light setting MODE1 Signature light function ON.
MODE2 Signature light function OFF.

ACTIVE TEST

Test item Operation Description
Front lamp On Outputs interior room lamp control signal to turn the map lamp ON
Off Stops interior room lamp control signal to turn the map lamp OFF
STOP LAMP 1 On Outputs voltage to turn the stop lamp RH ON
Off Stops the voltage to turn the stop lamp RH OFF
STOP LAMP 2 On Outputs voltage to turn the stop lamp LH and high-mounted stop lamp ON
Off Stops the voltage to turn the stop lamp LH and high-mounted stop lamp OFF
RR FOG LAMP On

NOTE:

This item cannot be tested.

Off

Int Lamp Nissan Pathfinder 2022

CONSULT Function (BCM - INT LAMP)

DATA MONITOR

NOTE:

The following table includes information (items) inapplicable to this Nissan Pathfinder vehicle. For information (items) applicable to this vehicle, refer to CONSULT display items.

Monitor item

[Unit]
Description

CDL LOCK SW

[On/Off]
Indicated [On/Off] condition of lock signal from door lock and unlock switch

CDL UNLOCK SW

[On/Off]
Indicated [On/Off] condition of unlock signal from door lock and unlock switch

DOOR SW-DR

[On/Off]
Indicated [On/Off] condition of front door switch LH

Door switch AS

[On/Off]
Indicated [On/Off] condition of front door switch RH

DOOR SW-RL

[On/Off]
Indicated [On/Off] condition of rear door switch LH

DOOR SW-RR

[On/Off]
Indicated [On/Off] condition of rear door switch RH

START SW

[On/Off]

NOTE:

This item is displayed, but cannot be monitored

ACTIVE TEST

Test item Operation Description
INT LAMP On Outputs interior room lamp relay control signal
Off Stops interior room lamp relay control signal
Stop start OFF switch indicator On

NOTE:

This item is displayed, but cannot be tested

Off

Wiper Nissan Pathfinder Fifth generation

CONSULT Function (BCM - WIPER)

DATA MONITOR

NOTE:

The following table includes information (items) inapplicable to this Nissan Pathfinder vehicle. For information (items) applicable to this vehicle, refer to CONSULT display items.

Monitor Item

[Unit]
Description

Battery voltage (wiper)

[On/Off]
Indicates [On/Off] condition of power supply status (wiper)

Rear wiper auto stop switch

[On/Off]
Displays the status of the rear wiper stop position signal received from rear wiper motor.

ACTIVE TEST

Test item Operation Description
FR WIPER Normal stop

NOTE:

The item is indicated, but not used.

Forced stop

NOTE:

The item is indicated, but not used.

Low (1 time)

NOTE:

The item is indicated, but not used.

High (1 time)

NOTE:

The item is indicated, but not used.

Invalid

NOTE:

The item is indicated, but not used.

Low Operates the front wiper LO operation.
High

NOTE:

The item is indicated, but not used.

Rear wiper On Operates the rear wiper operation.
Off Stops the rear wiper operation.

Flasher Nissan Pathfinder 5th Gen

CONSULT Function (BCM - FLASHER)

DATA MONITOR

NOTE:

The following table includes information (items) inapplicable to this Nissan Pathfinder vehicle. For information (items) applicable to this vehicle, refer to CONSULT display items.

Monitor item

[Unit]
Description

HAZARD SW

[Off/On]
The switch status input from the hazard switch

Battery voltage (flasher)

[Off/On]
Indicated [ON/OFF] condition of power supply status (flasher)

ACTIVE TEST

Test item Operation Description
FLASHER LH
  • Outputs voltage to blinks the turn signal lamp LH

  • Transmits the turn indicator signal to combination meter via CAN communication to blinks the turn signal indicator lamp LH and outputs the turn signal operating sound with meter speaker

RH
  • Outputs voltage to blinks the turn signal lamp RH

  • Transmits the turn indicator signal to combination meter via CAN communication to blinks the turn signal indicator lamp RH and outputs the turn signal operating sound with meter speaker

LH/RH
  • Outputs voltage to blinks the turn signal lamp LH and turn signal lamp RH

  • Transmits the turn indicator signal to combination meter via CAN communication to blinks the turn signal indicator lamp LH/RH and outputs the turn signal operating sound with meter speaker

Air Conditioner Nissan Pathfinder 2022

CONSULT Function (BCM - AIR CONDITIONER)

ACTIVE TEST

Test item Operation Description
PTC RELAY-1 Off/On PTC heater relay 1 is turned OFF/ON.
PTC RELAY-2 Off/On PTC heater relay 2 is turned OFF/ON.
PTC RELAY-3 Off/On PTC heater relay 3 is turned OFF/ON.

Intelligent Key Nissan Pathfinder 2022

CONSULT Function (BCM - INTELLIGENT KEY)

DATA MONITOR

NOTE:

The following table includes information (items) inapplicable to this Nissan Pathfinder vehicle. For information (items) applicable to this vehicle, refer to CONSULT display items.

Monitor Item Condition
Clutch end SW

NOTE:

This item is displayed, but cannot be monitored

Clutch start SW

NOTE:

This item is displayed, but cannot be monitored

STOP/START SW

NOTE:

This item is displayed, but cannot be monitored

Detention/Cancel switch

NOTE:

This item is displayed, but cannot be monitored

Paddle shift switch (-)

[On/Off]
Indicates [On/Off] condition of paddle shifter (shift-down switch)

Paddle shift switch (+)

[On/Off]
Indicates [On/Off] condition of paddle shifter (shift-up switch)

ACTIVE TEST

Test Item Description
Auto retractable door mirror

NOTE:

This item is displayed, but cannot be used

Comb Sw Nissan Pathfinder R53

CONSULT Function (BCM - COMB SW)

DATA MONITOR

NOTE:

The following table includes information (items) inapplicable to this Nissan Pathfinder vehicle. For information (items) applicable to this vehicle, refer to CONSULT display items.

Monitor item [UNIT] Description

Optical sensor

[–]

NOTE:

This item is displayed, but cannot be monitored.

Check diode 1

[On/Off]
Displays the status of the check diode 1 in combination switch.

High beam switch

[On/Off]
Displays the status of the high beam switch in combination switch judged by BCM with the combination switch reading function.

Passing switch

[On/Off]
Displays the status of the passing switch in combination switch judged by BCM with the combination switch reading function.

Rear fog switch

[On/Off]

NOTE:

This item is displayed, but cannot be monitored.

Front fog switch

[On/Off]
Displays the status of the front fog switch in combination switch judged by BCM with the combination switch reading function.

INT volume 1

[On/Off]
Displays the status of the INT volume 1 in combination switch judged by BCM with the combination switch reading function.

Check diode 2

[On/Off]
Displays the status of the check diode 2 in combination switch judged by BCM with the combination switch reading function.

Low beam switch

[On/Off]
Displays the status of the low beam switch in combination switch judged by BCM with the combination switch reading function.

AUTO light switch

[On/Off]

Displays the status of the AUTO light switch in combination switch judged by BCM with the combination switch reading function. (Except for Canada models)

NOTE:

This item is displayed, but cannot be monitored. (for Canada models)

Tail lamp switch

[On/Off]
Displays the status of the tail lamp switch in combination switch judged by BCM with the combination switch reading function.

Front washer switch

[On/Off]
Displays the status of the front washer switch in combination switch judged by BCM with the combination switch reading function.

Rear washer switch

[On/Off]
Displays the status of the rear washer switch in combination switch judged by BCM with the combination switch reading function.

Check diode 3

[On/Off]
Displays the status of the check diode 3 in combination switch judged by BCM with the combination switch reading function.

Turn signal LH

[On/Off]
Displays the status of the turn signal LH in combination switch judged by BCM with the combination switch reading function.

Turn signal RH

[On/Off]
Displays the status of the turn signal RH in combination switch judged by BCM with the combination switch reading function.

Front wiper LO

[On/Off]
Displays the status of the front wiper LO in combination switch judged by BCM with the combination switch reading function.

Front wiper HI

[On/Off]
Displays the status of the front wiper HI in combination switch judged by BCM with the combination switch reading function.

Front wiper INT

[On/Off]
Displays the status of the front wiper INT in combination switch judged by BCM with the combination switch reading function.

Check diode 4

[On/Off]
Displays the status of the check diode 4 in combination switch judged by BCM with the combination switch reading function.

Light OFF switch

[On/Off]
Displays the status of the light OFF switch in combination switch judged by BCM with the combination switch reading function.

INT volume 2

[On/Off]
Displays the status of the INT volume 2 in combination switch judged by BCM with the combination switch reading function.

INT volume 3

[On/Off]
Displays the status of the INT volume 3 in combination switch judged by BCM with the combination switch reading function.

Rear wiper INT

[On/Off]
Displays the status of the rear wiper INT in combination switch judged by BCM with the combination switch reading function.

Rear wiper ON

[On/Off]
Displays the status of the rear wiper ON in combination switch judged by BCM with the combination switch reading function.

Check diode 5

[On/Off]
Displays the status of the check diode 5 in combination switch judged by BCM with the combination switch reading function.

Front wiper OFF

[On/Off]
Displays the status of the front wiper OFF in combination switch judged by BCM with the combination switch reading function.

Front wiper MIST

[On/Off]
Displays the status of the front wiper MIST in combination switch judged by BCM with the combination switch reading function.

Bcm Nissan Pathfinder Fifth generation

CONSULT Function (BCM - BCM)

DATA MONITOR

NOTE:

The following table includes information (items) inapplicable to this Nissan Pathfinder vehicle. For information (items) applicable to this vehicle, refer to CONSULT display items.

Monitor item [UNIT] Description

Door switch AS

[On/Off]
Indicated [On/Off] condition of front door switch RH

ECO mode switch

[On/Off]
Indicated [On/Off] condition of ECO mode position in drive mode select switch

Battery voltage (door lock 1)

[On/Off]
Indicated [On/Off] condition of battery power supply (front door lock actuator) status

Battery voltage (door lock 2)

[On/Off]
Indicated [On/Off] condition of battery power supply (rear door lock actuator) status
Battery voltage (ECU) Indicated of battery power supply (fuse) value

Battery voltage (flasher)

[On/Off]
Indicated [On/Off] condition of battery power supply (turn signal lamp) status

Battery voltage (stop lamp)

[On/Off]
Indicated [On/Off] condition of battery power supply (stop lamp) status

Battery voltage (wiper)

[On/Off]
Indicated [On/Off] condition of battery power supply (wiper) status

Seat belt switch (driver)

[On/Off]
Indicated [On/Off] condition of front seat belt buckle switch LH

Sport mode switch

[On/Off]
Indicated [On/Off] condition of SPORT mode position in drive mode select switch

Rear wiper auto stop switch

[On/Off]
Indicated [On/Off] condition of rear wiper stop position status

WORK SUPPORT

Item Description
VIN REGISTRATION Register of the Nissan Pathfinder vehicle identification number when replacing BCM.
3-time flasher setting This function is change 3-time flasher setting.
MAC key writing Write MAC key to BCM.

ACTIVE TEST

Item Operation Description
Front window defogger (passenger side) On

NOTE:

This item is displayed, but cannot be tested.

Off
Front window defogger (driver side) On

NOTE:

This item is displayed, but cannot be tested.

Off

Battery Saver Nissan Pathfinder Fifth generation

CONSULT Function (BCM - BATTERY SAVER)

DATA MONITOR

NOTE:

The following table includes information (items) inapplicable to this Nissan Pathfinder vehicle. For information (items) applicable to this vehicle, refer to CONSULT display items.

Monitor item

[Unit]
Description

CDL LOCK SW

[On/Off]
Indicated [On/Off] condition of lock signal from door lock and unlock switch

CDL UNLOCK SW

[On/Off]
Indicated [On/Off] condition of unlock signal from door lock and unlock switch

DOOR SW-DR

[On/Off]
Indicated [On/Off] condition of front door switch LH

Door switch AS

[On/Off]
Indicated [On/Off] condition of front door switch RH

DOOR SW-RR

[On/Off]
Indicated [On/Off] condition of rear door switch RH

DOOR SW-RL

[On/Off]
Indicated [On/Off] condition of rear door switch LH

IGN SW

[On/Off]
Indicated [On/Off] condition of ignition switch ON

START SW

[On/Off]

NOTE:

This item is displayed, but cannot be monitored

Trunk Nissan Pathfinder 5th Gen

CONSULT Function (BCM - TRUNK)

DATA MONITOR

NOTE:

The following table includes information (items) inapplicable to this Nissan Pathfinder vehicle. For information (items) applicable to this vehicle, refer to CONSULT display items.

Monitor Item Condition
Back door/trunk opener switch

NOTE:

This item is displayed, but cannot be monitored

Request switch BD/TR

[On/Off]
Indicates [On/Off] condition of back door opener switch

Back door/trunk lid switch

[On/Off]
Indicates [On/Off] condition of back door switch

Unlock sensor

[On/Off]
Indicates [On/Off] condition of front door LH status
IGN SW

NOTE:

This item is displayed, but cannot be monitored

ACTIVE TEST

Test item Description
Trunk/luggage lamp

This test is able to check luggage lamp operation

  • On: Operates

  • Off: Non-operation

Trunk/back door

This test is able to check back door open operation.

This actuator opens when “On” on CONSULT screen is touched.

Theft Alm Nissan Pathfinder Fifth generation

CONSULT Function (BCM - THEFT ALM)

DATA MONITOR

NOTE:

The following table includes information (items) inapplicable to this Nissan Pathfinder vehicle. For information (items) applicable to this vehicle, refer to CONSULT display items.

Monitored item Description

DOOR SW-DR

[On/Off]
Indicates [On/Off] condition of front door switch LH.

Door switch AS

[On/Off]
Indicates [On/Off] condition of front door switch RH.

DOOR SW-RR

[On/Off]
Indicates [On/Off] condition of rear door switch RH.

DOOR SW-RL

[On/Off]
Indicates [On/Off] condition of rear door switch LH.

CDL LOCK SW

[On/Off]
Indicates [On/Off] condition of lock signal from door lock/unlock switch.

CDL UNLOCK SW

[On/Off]
Indicates [On/Off] condition of unlock signal from door lock/unlock switch.
IGN SW

NOTE:

This item is indicated, but not monitored.

START SW

NOTE:

This item is indicated, but not monitored.

Signal Buffer Nissan Pathfinder SUV

CONSULT Function (BCM - SIGNAL BUFFER)

DATA MONITOR

NOTE:

The following table includes information (items) inapplicable to this Nissan Pathfinder vehicle. For information (items) applicable to this vehicle, refer to CONSULT display items.

Monitor item [UNIT] Description

Brake switch 1

[On/Off]
Indicates [On/Off] condition of brake pedal position switch

Brake switch 2

[On/Off]
Indicates [On/Off] condition of stop lamp switch

Clutch end SW

[On/Off]

NOTE:

This item is displayed, but cannot be monitored.

Clutch start SW

[On/Off]

NOTE:

This item is displayed, but cannot be monitored.

Detention/Cancel switch

[On/Off]

NOTE:

This item is displayed, but cannot be monitored.

Air Pressure Monitor Nissan Pathfinder 2025

CONSULT Function (BCM - AIR PRESSURE MONITOR)

DATA MONITOR

NOTE:

The following table includes information (items) inapplicable to this Nissan Pathfinder vehicle. For information (items) applicable to this vehicle, refer to CONSULT display items.

Monitor Item (Unit) Description

SET AIR PRESSURE 1 FL

(psi/mBar)
Displays the standard air pressure of front tire LH.

SET AIR PRESSURE 1 FR

(psi/mBar)
Displays the standard air pressure of front tire RH.

SET AIR PRESSURE 1 RR

(psi/mBar)
Displays the standard air pressure of rear tire RH.

SET AIR PRESSURE 1 RL

(psi/mBar)
Displays the standard air pressure of rear tire LH.

Set temperature-FL

(°F/°C)
Displays the standard temperature of front tire LH.

Set temperature-FR

(°F/°C)
Displays the standard temperature of front tire RH.

Set temperature-RR

(°F/°C)
Displays the standard temperature of rear tire RH.

Set temperature-RL

(°F/°C)
Displays the standard temperature of rear tire LH.

TPMS SET SWITCH

(On/Off)
Displays the set active status of set function.

Tire status-FL

(Normal/MALF 1/MALF 2/MALF 3/MALF 4)
Displays the front tire LH status.

Tire status-FR

(Normal/MALF 1/MALF 2/MALF 3/MALF 4)
Displays the front tire RH status.

Tire status-RR

(Normal/MALF 1/MALF 2/MALF 3/MALF 4)
Displays the rear tire RH status.

Tire status-RL

(Normal/MALF 1/MALF 2/MALF 3/MALF 4)
Displays the rear tire LH status.

Nissan Pathfinder Vehicle speed

(mph/km/h)
Displays the vehicle speed.

AIR PRESS FL

(psi/mBar)
Displays the air pressure of front tire LH.

AIR PRESS FR

(psi/mBar)
Displays the air pressure of front tire RH.

AIR PRESS RR

(psi/mBar)
Displays the air pressure of rear tire RH.

AIR PRESS RL

(psi/mBar)
Displays the air pressure of rear tire LH.

TIRE TEMPERATURE FL

(°F/°C)
Displays the temperature of front tire LH.

TIRE TEMPERATURE FR

(°F/°C)
Displays the temperature of front tire RH.

TIRE TEMPERATURE RR

(°F/°C)
Displays the temperature of rear tire RH.

TIRE TEMPERATURE RL

(°F/°C)
Displays the temperature of rear tire LH.

SET AIR PRESSURE 2 FL

(psi/mBar)
Displays the standard air pressure of front tire LH.

SET AIR PRESSURE 2 FR

(psi/mBar)
Displays the standard air pressure of front tire RH.

SET AIR PRESSURE 2 RR

(psi/mBar)
Displays the standard air pressure of rear tire RH.

SET AIR PRESSURE 2 RL

(psi/mBar)
Displays the standard air pressure of rear tire LH.

WARNING AIR PRESSURE FL

(psi/mBar)
Displays the warning air pressure of front tire LH.

WARNING AIR PRESSURE FR

(psi/mBar)
Displays the warning air pressure of front tire RH.

WARNING AIR PRESSURE RR

(psi/mBar)
Displays the warning air pressure of rear tire RH.

WARNING AIR PRESSURE RL

(psi/mBar)
Displays the warning air pressure of rear tire LH.

WORK SUPPORT

Support Item Description
ID REGIST Refer to Description.

Nissan Pathfinder (R53) 2022-2025 Service Manual

Diagnosis System (bcm)

Contact Us

Nissan Pathfinder Info Center

Email: info@nipathfinder.com

Phone: +1 (800) 123-4567

Address: 123 Pathfinder Blvd, Nashville, TN 37214, USA

Working Hours: Mon–Fri, 9:00 AM – 5:00 PM (EST)

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