Nissan Juke Service and Repair Manual : C1120, C1122, C1124, C1126 ABS in valve system

DTC Logic

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE


DTC CONFIRMATION PROCEDURE

1.PRECONDITIONING

If “DTC CONFIRMATION PROCEDURE” has been previously conducted, always turn ignition switch OFF and wait at least 10 seconds before conducting the next test.

>> GO TO 2.

2.CHECK DTC DETECTION

1. Turn the ignition switch OFF to ON.With CONSULT-III


1. Turn the ignition switch OFF to ON.

2. Perform self-diagnosis for “ABS”.

Is DTC “C1120”, “C1122”, “C1124” or “C1126” detected? YES >> Proceed to BRC-179, "Diagnosis Procedure".

NO >> INSPECTION END

Diagnosis Procedure

1.CHECK CONNECTOR

1. Turn the ignition switch OFF.

2. Check ABS actuator and electric unit (control unit) harness connector for disconnection or looseness.

Is the inspection result normal? YES >> GO TO 3.

NO >> Repair or replace error-detected parts, securely lock the connector, and GO TO 2.

2.PERFORM SELF-DIAGNOSIS

Perform self-diagnosis for “ABS” again.

Is DTC “C1120”, “C1122”, “C1124” or “C1126” detected? YES >> GO TO 3.

NO >> INSPECTION END

3.CHECK ABS IN VALVE POWER SUPPLY

1. Turn the ignition switch OFF.

2. Disconnect ABS actuator and electric unit (control unit) harness connector.

3. Check voltage between ABS actuator and electric unit (control unit) harness connector and ground.

4. Turn the ignition switch ON.


4. Turn the ignition switch ON.

CAUTION:
Never start engine.

5. Check voltage between ABS actuator and electric unit (control unit) harness connector and ground.

Is the inspection result normal?


Is the inspection result normal? YES >> GO TO 5.

NO >> GO TO 4.

4.CHECK ABS IN VALVE POWER SUPPLY CIRCUIT

1. Turn the ignition switch OFF.

2. Check 50 A fusible link (I).

3. Check continuity and short circuit between ABS actuator and electric unit (control unit) harness connector terminal (2) and 50 A fusible link (I).

Is the inspection result normal? YES >> Perform trouble diagnosis for battery power supply. Refer to PG-10, "Wiring Diagram - BATTERY POWER SUPPLY -".

NO >> Repair or replace error-detected parts.

5.CHECK ABS IN VALVE GROUND CIRCUIT

1. Turn the ignition switch OFF.

2. Check continuity between ABS actuator and electric unit (control unit) harness connector and the ground.

Is the inspection result normal?


Is the inspection result normal? YES >> GO TO 6.

NO >> Repair or replace error-detected parts.

6.CHECK TERMINAL

Check ABS actuator and electric unit (control unit) pin terminals for damage or loose connection with harness connector.

Is the inspection result normal? YES >> Replace ABS actuator and electric unit (control unit). Refer to BRC-233, "Removal and Installation".

NO >> Repair or replace error-detected parts.

    C1116 stop lamp switch
    DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1.PRECONDITIONING If “DTC CONFIRMATION PROCEDURE” has been previously conducted, always turn ignition switch OFF and wait at least 10 ...

    C1121, C1123, C1125, C1127 ABS out valve system
    DTC Logic DTC DETECTION LOGIC wait at least 10 seconds before conducting the next test. >> GO TO 2. 2.CHECK DTC DETECTION With CONSULT-III 1. Turn the ignition switch OFF to ON. 2. ...

    Other materials:

    Brake warning lamp
    Component Function Check 1.CHECK BRAKE WARNING LAMP FUNCTION (1) Check that brake warning lamp in combination meter turns ON for approx. 1 second after ignition switch is turned ON. CAUTION: Never start engine. Is the inspection result normal? YES >> GO TO 2. NO >> Proceed ...

    Cylinder block
    Exploded View 1. Cylinder block 2. Top ring 3. Second ring 4. Oil ring 5. Piston 6. Piston pin 7. Snap ring 8. Connecting rod 9. Connecting rod bearing (upper) 10. Connecting rod bearing (lower) 11. Crankshaft key 12. Connecting rod cap 13. Connecting rod cap bolt 14. Main ...

    Symptom diagnosis
    Noise, vibration and harshness (NVH) Troubleshooting NVH troubleshooting Chart 1. Locate the area where noise occurs. 2. Confirm the type of noise. 3. Specify the operating condition of engine. 4. Check specified noise source. If necessary, repair or replace these parts. A: Closely rel ...