Nissan Murano. Manual - part 239

BRC-112

< ECU DIAGNOSIS INFORMATION >

[VDC/TCS/ABS]

ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)

C1162

PRESS SEN SET

BRC-80, "DTC Logic"

C1164

CV1

BRC-81, "DTC Logic"

C1165

CV2

C1166

SV1

BRC-83, "DTC Logic"

C1167

SV2

U1000

CAN COMM CIRCUIT

BRC-85, "DTC Logic"

U1002

SYSTEM COMM (CAN)

BRC-87, "DTC Logic"

DTC

Items (CONSULT screen terms)

Reference

EXCESSIVE ABS FUNCTION OPERATION FREQUENCY

BRC-113

< SYMPTOM DIAGNOSIS >

[VDC/TCS/ABS]

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SYMPTOM DIAGNOSIS

EXCESSIVE ABS FUNCTION OPERATION FREQUENCY

Diagnosis Procedure

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1.

CHECK START

Check the front and rear brake force distribution using a brake tester. Refer to 

BR-53, "General Specifica-

tions"

.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Check the brake system.

2.

CHECK FRONT AND REAR AXLE

Make sure that there is no excessive play in the front and rear axles.
• Front
- 2WD: Refer to 

FAX-9, "Inspection"

.

- AWD: Refer to 

FAX-36, "Inspection"

.

• Rear
- 2WD: Refer to 

RAX-6, "Inspection"

.

- AWD: Refer to 

RAX-13, "Inspection"

.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace error-detected parts.

3.

CHECK WHEEL SENSOR AND SENSOR ROTOR

Check the following.
• Wheel sensor installation for damage.
- Front wheel sensor: Refer to 

BRC-123, "FRONT WHEEL SENSOR : Exploded View"

.

- Rear wheel sensor: Refer to 

BRC-124, "REAR WHEEL SENSOR : Exploded View"

.

• Wheel sensor connector connection.
• Wheel sensor harness inspection.
• Sensor rotor installation for damage. 
- Front sensor rotor: Refer to 

BRC-126, "FRONT SENSOR ROTOR : Exploded View"

.

- Rear sensor rotor: Refer to 

BRC-126, "REAR SENSOR ROTOR : Exploded View"

.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>>

Replace wheel sensor or sensor rotor.

• Front wheel sensor: Refer to 

BRC-123, "FRONT WHEEL SENSOR : Exploded View"

.

• Rear wheel sensor: Refer to 

BRC-124, "REAR WHEEL SENSOR : Exploded View"

.

• Front sensor rotor: Refer to 

BRC-126, "FRONT SENSOR ROTOR : Exploded View"

.

• Rear sensor rotor: Refer to 

BRC-126, "REAR SENSOR ROTOR : Exploded View"

.

4.

CHECK ABS WARNING LAMP DISPLAY

Make sure that the ABS warning lamp is turned off after the ignition switch is turned ON or when driving. 
Is the inspection result normal?

YES

>> Normal

NO

>> Perform self-diagnosis for “ABS” with CONSULT.

BRC-114

< SYMPTOM DIAGNOSIS >

[VDC/TCS/ABS]

UNEXPECTED PEDAL REACTION

UNEXPECTED PEDAL REACTION

Diagnosis Procedure

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1.

CHECK BRAKE PEDAL, BRAKE BOOSTER, BRAKE MASTER CYLINDER

Check the brake pedal, brake booster, brake master cylinder mounting condition.
• Brake pedal: Refer to 

BR-20, "Exploded View"

.

• Brake booster: Refer to 

BR-30, "Exploded View"

.

• Brake master cylinder: Refer to 

BR-27, "Exploded View"

.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace error-detected parts.

2.

CHECK BRAKE PEDAL STROKE

Check the brake pedal stroke. Refer to 

BR-9, "Inspection and Adjustment"

.

Is the stroke too large?

YES

>> Bleed air from brake tube and hose. Refer to 

BR-13, "Bleeding Brake System"

.

NO

>> GO TO 3.

3.

CHECK FUNCTION

Disconnect ABS actuator and electric unit (control unit) harness connector to deactivate ABS. Check if braking
force is normal in this condition. Connect harness connector after inspection.
Is the inspection result normal?

YES

>> Normal

NO

>> Check brake system.

THE BRAKING DISTANCE IS LONG

BRC-115

< SYMPTOM DIAGNOSIS >

[VDC/TCS/ABS]

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THE BRAKING DISTANCE IS LONG

Diagnosis Procedure

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CAUTION:

The stopping distance on slippery road surfaces might be longer with the ABS operating than when
the ABS is not operating.

1.

CHECK FUNCTION

Turn the ignition switch OFF and disconnect ABS actuator and electric unit (control unit) harness connector to
deactivate ABS. In this condition, check the stopping distance. After inspection, connect connector.

Is the inspection result normal?

YES

>> Normal

NO

>> Check brake system.