DTC DETECTION LOGIC
| DTC No. |
CONSULT screen item (Trouble diagnosis content) | DTC detected condition | |
|---|---|---|---|
| C1142 |
PRESS SEN CIRCUIT (Pressure sensor circuit) |
Diagnosis condition | When ignition switch ON. |
| Signal (terminal) | Pressure sensor signal | ||
| Threshold | When a malfunction is detected in pressure sensor. | ||
| Diagnosis delay time | 1 second or less | ||
POSSIBLE CAUSE
NOTE:
Confirm if DTC is PAST or CRNT. If DTC is CRNT, proceed with Diagnosis Procedure. If DTC is PAST, clear DTC. Do not replace the ABS actuator and electric unit (control unit) for a PAST DTC.
| PAST DTC | CRNT DTC |
|---|---|
|
|
FAIL-SAFE
The following functions are suspended:
VDC function
TCS function
Brake assist function
Hill start assist function
PRECONDITIONING
If “DTC CONFIRMATION PROCEDURE” has been previously conducted, always ignition switch OFF and wait at least 10 seconds before conducting the next test.
>>
GO TO 2.
CHECK DTC DETECTION
CONSULT
Ignition switch OFF.
NOTE:
Wait at least 10 seconds after ignition switch OFF.
Start the engine.
NOTE:
Wait at least 10 seconds after start the engine.
Select “Self Diagnostic Result” mode of “ABS”.
Is DTC “C1142” detected?
YES>>“CRNT” is displayed: Proceed to DTC Diagnosis Procedure.
YES>>“PAST” is displayed: Inspection End (Erase the memory of “Self Diagnostic Result” mode of “ABS”.)
NO>>To check malfunction symptom before repair: Refer to Intermittent Incident.
NO>>Confirmation after repair: Inspection End.
CHECK STOP LAMP SWITCH SYSTEM
Check the stop lamp switch system. Refer to Diagnosis Procedure.
Is the inspection result normal?
YES>>GO TO 2.
NO>>Repair or replace stop lamp switch system.
CHECK BRAKE FLUID LEAKAGE
Check the brake fluid leakage. Refer to Inspection.
Is the inspection result normal?
YES>>GO TO 3.
NO>>Repair or replace brake fluid leakage part.
CHECK BRAKE PIPING
Check the brake piping.
Front: Refer to Exploded View.
Rear: Refer to Exploded View.
Is the inspection result normal?
YES>>GO TO 4.
NO>>Repair or replace brake piping.
Front: Refer to Removal and Installation.
Rear: Refer to Removal and Installation.
CHECK BRAKE PEDAL AND CHECK STOP LAMP SWITCH GAP ADJUSTMENT
Check the brake pedal and check stop lamp switch gap adjustment.
Brake pedal height: Refer to Inspection.
Brake pedal assembly: Refer to Inspection.
Is the inspection result normal?
YES>>GO TO 5.
NO>>Adjust the brake pedal height or replace brake pedal assembly.
Adjust the brake pedal: Refer to Inspection.
Replace the brake pedal: Refer to Removal and Installation.
CHECK BRAKE MASTER CYLINDER
Check the brake master cylinder. Refer to Inspection.
Is the inspection result normal?
YES>>GO TO 6.
NO>>Repair or replace brake master cylinder. Refer to Removal and Installation.
CHECK BRAKE BOOSTER
Check the brake booster. Refer to Inspection.
Is the inspection result normal?
YES>>GO TO 7.
NO>>Repair or replace brake booster. Refer to Removal and Installation.
CHECK VACUUM PIPING
Check the vacuum piping. Refer to Exploded View.
Is the inspection result normal?
YES>>GO TO 8.
NO>>Repair or replace vacuum piping. Refer to Removal and Installation.
CHECK FRONT DISC BRAKE
Check the front disc brake.
Refer to Inspection.
Is the inspection result normal?
YES>>GO TO 9.
NO>>Repair or replace front disc brake.
Refer to Removal and Installation.
CHECK REAR DISC BRAKE
Check the rear disc brake.
Refer to Inspection.
Is the inspection result normal?
YES>>GO TO 10.
NO>>Repair or replace rear disc brake.
Refer to Removal and Installation.
CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) POWER SUPPLY AND GROUND CIRCUIT
Check the ABS actuator and electric unit (control unit) power supply and ground circuit. Refer to Diagnosis Procedure.
Is the inspection result normal?
YES>>GO TO 11.
NO>>Repair / replace harness, connector, fuse, or fusible link.
CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)
CONSULT
Erase the memory of “Self Diagnostic Result” mode of “ABS”.
Ignition switch OFF.
NOTE:
Wait at least 10 seconds after ignition switch OFF.
Start the engine.
NOTE:
Wait at least 10 seconds after start the engine.
Start the engine and drive the Nissan Murano vehicle for a short period of time.
NOTE:
Vehicle must be driven after repair or replacement to erase the previous DTCs.
Stop the Nissan Murano vehicle.
Select “Self Diagnostic Result” mode of “ABS”.
Is DTC “C1142” detected?
YES>>Replace the ABS actuator and electric unit (control unit). Refer to Removal and Installation.
NO>>Check the ABS actuator and electric unit (control unit) harness connector and terminal for damage, looseness and disconnection. Repair / replace harness, connector, or terminal.
C1130 Engine Signal
C1143 Steering Angle Sensor
Your vehicle has two types of security systems:
Vehicle security system NISSAN Vehicle Immobilizer SystemThe vehicle security system provides visual and audible alarm signals if someone opens the doors, liftgate or the hood when the system is armed. It is not, however, a motion detection type system that activates when a vehicle is moved or when a vibration occurs.