Nissan Pathfinder (2012 year). Manual — part 116
BRC-194
< DTC/CIRCUIT DIAGNOSIS >
[TYPE 2]
VDC OFF SWITCH
Check continuity between VDC OFF switch connector M154 and
ground.
Is the inspection result normal?
YES
>> GO TO 4
NO
>> Repair or replace harness.
4.
CHECK COMBINATION METER
Check if the indication and operation of combination meter are normal. Refer to
.
Is the inspection result normal?
YES
>> Replace ABS actuator and electric unit (control unit). Refer to
BRC-231, "Removal and Installa-
.
NO
>> Replace combination meter. Refer to
MWI-89, "Removal and Installation"
Component Inspection
INFOID:0000000007356945
INSPECTION PROCEDURE
1.
CHECK VDC OFF SWITCH
1. Turn ignition switch OFF.
2. Disconnect VDC OFF switch connector.
3. Check continuity between VDC OFF switch terminals.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Replace VDC OFF switch.
Special Repair Requirement
INFOID:0000000007818508
1.
ADJUSTMENT OF STEERING ANGLE SENSOR NEUTRAL POSITION
Always perform neutral position adjustment for the steering angle sensor when replacing the ABS actuator
and electric unit (control unit). Refer to
BRC-121, "ADJUSTMENT OF STEERING ANGLE SENSOR NEU-
>> GO TO 2
2.
CALIBRATION OF DECEL G SENSOR
Always perform calibration of decel G sensor when replacing the ABS actuator and electric unit (control unit).
BRC-122, "CALIBRATION OF DECEL G SENSOR : Description"
.
>> END
VDC OFF switch
—
Continuity
Connector
Terminal
M154
2
Ground
Yes
AWFIA0031ZZ
VDC OFF switch terminals
Condition
Continuity
1
−
2
When VDC OFF switch is pressed.
Yes
When VDC OFF switch is released.
No
AWFIA0446ZZ
August 2012
2012 Pathfinder
ABS WARNING LAMP
BRC-195
< DTC/CIRCUIT DIAGNOSIS >
[TYPE 2]
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ABS WARNING LAMP
Description
INFOID:0000000007356947
×
: ON –: OFF
Component Function Check
INFOID:0000000007356948
1.
CHECK ABS WARNING LAMP OPERATION
Check that the lamp illuminates for approximately 2 seconds after the ignition switch is turned ON.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Go to diagnosis procedure. Refer to
BRC-195, "Diagnosis Procedure"
.
Diagnosis Procedure
INFOID:0000000007356949
1.
CHECK SELF-DIAGNOSIS
Perform ABS actuator and electric unit (control unit) self-diagnosis. Refer to
Is the inspection result normal?
YES
>> GO TO 2
NO
>> Check items displayed by self-diagnosis.
2.
CHECK COMBINATION METER
Check if the indication and operation of combination meter are normal. Refer to
.
Is the inspection result normal?
YES
>> Replace ABS actuator and electric unit (control unit). Refer to
BRC-231, "Removal and Installa-
.
NO
>> Replace combination meter. Refer to
MWI-89, "Removal and Installation"
Special Repair Requirement
INFOID:0000000007818509
1.
ADJUSTMENT OF STEERING ANGLE SENSOR NEUTRAL POSITION
Always perform neutral position adjustment for the steering angle sensor when replacing the ABS actuator
and electric unit (control unit). Refer to
BRC-121, "ADJUSTMENT OF STEERING ANGLE SENSOR NEU-
>> GO TO 2
2.
CALIBRATION OF DECEL G SENSOR
Always perform calibration of decel G sensor when replacing the ABS actuator and electric unit (control unit).
BRC-122, "CALIBRATION OF DECEL G SENSOR : Description"
.
>> END
Condition
ABS warning lamp
Ignition switch OFF
–
For 2 seconds after turning ON ignition switch
×
2 seconds later after turning ON ignition switch
–
ABS function is malfunctioning.
×
EBD function is malfunctioning.
×
August 2012
2012 Pathfinder
BRC-196
< DTC/CIRCUIT DIAGNOSIS >
[TYPE 2]
BRAKE WARNING LAMP
BRAKE WARNING LAMP
Description
INFOID:0000000007356951
×
: ON –: OFF
NOTE:
• 1: Brake warning lamp will turn on in case of parking brake operation (when switch is ON) or of brake fluid level switch operation
(when brake fluid is insufficient).
• 2: After starting engine, brake warning lamp is turned off.
Component Function Check
INFOID:0000000007356952
1.
BRAKE WARNING LAMP OPERATION CHECK
Check that the lamp illuminates after the ignition switch is turned ON, and turns OFF after the engine is
started.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Go to diagnosis procedure. Refer to
BRC-196, "Diagnosis Procedure"
Diagnosis Procedure
INFOID:0000000007356953
1.
CHECK SELF-DIAGNOSIS
Perform ABS actuator and electric unit (control unit) self-diagnosis. Refer to
Is the inspection result normal?
YES
>> GO TO 2
NO
>> Check items displayed by self-diagnosis.
2.
CHECK COMBINATION METER
Check if the indication and operation of combination meter are normal. Refer to
.
Is the inspection result normal?
YES
>> Replace ABS actuator and electric unit (control unit). Refer to
BRC-231, "Removal and Installa-
.
NO
>> Replace combination meter. Refer to
MWI-89, "Removal and Installation"
Special Repair Requirement
INFOID:0000000007818512
1.
ADJUSTMENT OF STEERING ANGLE SENSOR NEUTRAL POSITION
Always perform neutral position adjustment for the steering angle sensor when replacing the ABS actuator
and electric unit (control unit). Refer to
BRC-121, "ADJUSTMENT OF STEERING ANGLE SENSOR NEU-
>> GO TO 2
2.
CALIBRATION OF DECEL G SENSOR
Always perform calibration of decel G sensor when replacing the ABS actuator and electric unit (control unit).
BRC-122, "CALIBRATION OF DECEL G SENSOR : Description"
.
>> END
Condition
Brake warning lamp (Note 1)
Ignition switch OFF
–
Ignition switch ON
×
(Note 2)
EBD function is malfunctioning.
×
August 2012
2012 Pathfinder
VDC OFF INDICATOR LAMP
BRC-197
< DTC/CIRCUIT DIAGNOSIS >
[TYPE 2]
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VDC OFF INDICATOR LAMP
Description
INFOID:0000000007356955
×
: ON –: OFF
Component Function Check
INFOID:0000000007356956
1.
VDC OFF INDICATOR LAMP OPERATION CHECK 1
Check that the lamp illuminates for approximately 2 seconds after the ignition switch is turned ON.
Is the inspection result normal?
YES
>> GO TO 2
NO
>> Go to diagnosis procedure. Refer to
BRC-197, "Diagnosis Procedure"
.
2.
VDC OFF INDICATOR LAMP OPERATION CHECK 2
Check that the VDC OFF indicator lamp in the combination meter turns ON/OFF correctly when operating the
VDC OFF switch.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Check VDC OFF switch. Refer to
BRC-193, "Diagnosis Procedure"
.
Diagnosis Procedure
INFOID:0000000007356957
1.
CHECK VDC OFF SWITCH
Check that the VDC OFF indicator lamp in the combination meter turns ON/OFF correctly when operating the
VDC OFF switch.
Is the inspection result normal?
YES
>> GO TO 2
NO
>> Check VDC OFF switch. Refer to
BRC-193, "Diagnosis Procedure"
.
2.
CHECK SELF-DIAGNOSIS
Perform ABS actuator and electric unit (control unit) self-diagnosis. Refer to
Is the inspection result normal?
YES
>> GO TO 3
NO
>> Check items displayed by self-diagnosis.
3.
CHECK COMBINATION METER
Check if the indication and operation of combination meter are normal. Refer to
.
Is the inspection result normal?
YES
>> Replace ABS actuator and electric unit (control unit). Refer to
BRC-231, "Removal and Installa-
.
NO
>> Replace combination meter. Refer to
MWI-89, "Removal and Installation"
Condition
VDC OFF indicator lamp
Ignition switch OFF
–
For 2 seconds after turning ON ignition switch
×
2 seconds later after turning ON ignition switch
–
VDC OFF switch turned ON. (VDC function is OFF.)
×
VDC/TCS function is malfunctioning.
–
ABS function is malfunctioning.
–
EBD function is malfunctioning.
–
August 2012
2012 Pathfinder
BRC-198
< DTC/CIRCUIT DIAGNOSIS >
[TYPE 2]
VDC OFF INDICATOR LAMP
Special Repair Requirement
INFOID:0000000007818510
1.
ADJUSTMENT OF STEERING ANGLE SENSOR NEUTRAL POSITION
Always perform neutral position adjustment for the steering angle sensor when replacing the ABS actuator
and electric unit (control unit). Refer to
BRC-121, "ADJUSTMENT OF STEERING ANGLE SENSOR NEU-
>> GO TO 2
2.
CALIBRATION OF DECEL G SENSOR
Always perform calibration of decel G sensor when replacing the ABS actuator and electric unit (control unit).
BRC-122, "CALIBRATION OF DECEL G SENSOR : Description"
.
>> END
August 2012
2012 Pathfinder
SLIP INDICATOR LAMP
BRC-199
< DTC/CIRCUIT DIAGNOSIS >
[TYPE 2]
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BRC
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SLIP INDICATOR LAMP
Description
INFOID:0000000007356959
×
: ON –: OFF
Component Function Check
INFOID:0000000007356960
1.
CHECK SLIP INDICATOR LAMP OPERATION
Check that the lamp illuminates for approximately 2 seconds after the ignition switch is turned ON.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Go to diagnosis procedure. Refer to
BRC-199, "Diagnosis Procedure"
.
Diagnosis Procedure
INFOID:0000000007356961
1.
CHECK SELF-DIAGNOSIS
Perform ABS actuator and electric unit (control unit) self-diagnosis. Refer to
Is the inspection result normal?
YES
>> GO TO 2
NO
>> Check items displayed by self-diagnosis.
2.
CHECK COMBINATION METER
Check if the indication and operation of combination meter are normal. Refer to
.
Is the inspection result normal?
YES
>> Replace ABS actuator and electric unit (control unit). Refer to
BRC-231, "Removal and Installa-
.
NO
>> Replace combination meter. Refer to
MWI-89, "Removal and Installation"
Special Repair Requirement
INFOID:0000000007818511
1.
ADJUSTMENT OF STEERING ANGLE SENSOR NEUTRAL POSITION
Always perform neutral position adjustment for the steering angle sensor when replacing the ABS actuator
and electric unit (control unit). Refer to
BRC-121, "ADJUSTMENT OF STEERING ANGLE SENSOR NEU-
>> GO TO 2
2.
CALIBRATION OF DECEL G SENSOR
Always perform calibration of decel G sensor when replacing the ABS actuator and electric unit (control unit).
BRC-122, "CALIBRATION OF DECEL G SENSOR : Description"
.
>> END
Condition
SLIP indicator lamp
Ignition switch OFF
–
For 2 seconds after turning ON ignition switch
×
2 seconds later after turning ON ignition switch
–
VDC/TCS function is malfunctioning.
×
ABS function is malfunctioning.
×
EBD function is malfunctioning.
×
August 2012
2012 Pathfinder
BRC-200
< ECU DIAGNOSIS INFORMATION >
[TYPE 2]
APPLICATION NOTICE
ECU DIAGNOSIS INFORMATION
APPLICATION NOTICE
Application Notice
INFOID:0000000007818421
Service information
Remarks
TYPE 1
VDC/TCS/ABS (VQ40DE)
TYPE 2
VDC/TCS/ABS (VK56DE)
August 2012
2012 Pathfinder
ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)
BRC-201
< ECU DIAGNOSIS INFORMATION >
[TYPE 2]
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ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)
Reference Value
INFOID:0000000007356964
VALUES ON THE DIAGNOSIS TOOL
CAUTION:
The display shows the control unit calculation data, so a normal value might be displayed even in the
event the output circuit (harness) is open or short-circuited.
CONSULT MONITOR ITEM
Monitor item
Display content
Data monitor
Condition
Reference value in
normal operation
FR LH SENSOR
Wheel speed
0 [km/h (MPH)]
Vehicle stopped
Nearly matches the speed meter display
(
±
10% or less)
Vehicle running
(Note 1)
FR RH SENSOR
Wheel speed
0 [km/h (MPH)]
Vehicle stopped
Nearly matches the speed meter display
(
±
10% or less)
Vehicle running
(Note 1)
RR LH SENSOR
Wheel speed
0 [km/h (MPH)]
Vehicle stopped
Nearly matches the speed meter display
(
±
10% or less)
Vehicle running
(Note 1)
RR RH SENSOR
Wheel speed
0 [km/h (MPH)]
Vehicle stopped
Nearly matches the speed meter display
(
±
10% or less)
Vehicle running
(Note 1)
FR RH IN SOL
Operation status of each solenoid valve
Actuator (solenoid valve) is active (“AC-
TIVE TEST” with CONSULT) or actuator
relay is inactive (in fail-safe mode)
ON
When the actuator (solenoid valve) is not
active and actuator relay is active (igni-
tion switch ON)
OFF
FR RH OUT SOL
Operation status of each solenoid valve
Actuator (solenoid valve) is active (“AC-
TIVE TEST” with CONSULT) or actuator
relay is inactive (in fail-safe mode)
ON
When the actuator (solenoid valve) is not
active and actuator relay is active (igni-
tion switch ON)
OFF
FR LH IN SOL
Operation status of each solenoid valve
Actuator (solenoid valve) is active (“AC-
TIVE TEST” with CONSULT) or actuator
relay is inactive (in fail-safe mode)
ON
When the actuator (solenoid valve) is not
active and actuator relay is active (igni-
tion switch ON)
OFF
FR LH OUT SOL
Operation status of each solenoid valve
Actuator (solenoid valve) is active (“AC-
TIVE TEST” with CONSULT) or actuator
relay is inactive (in fail-safe mode)
ON
When the actuator (solenoid valve) is not
active and actuator relay is active (igni-
tion switch ON)
OFF
RR RH IN SOL
Operation status of each solenoid valve
Actuator (solenoid valve) is active (“AC-
TIVE TEST” with CONSULT) or actuator
relay is inactive (in fail-safe mode)
ON
When the actuator (solenoid valve) is not
active and actuator relay is active (igni-
tion switch ON)
OFF
August 2012
2012 Pathfinder
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