Nissan Juke Service and Repair Manual : 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. Perform self-diagnosis for “ABS”.
Is DTC “C1121”, “C1123”, “C1125” or “C1127” detected? YES >> Proceed to BRC-181, "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 “C1121”, “C1123”, “C1125” or “C1127” detected? YES >> GO TO 3.
NO >> INSPECTION END
3.CHECK ABS OUT 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.
CAUTION:
Never start engine.
5. Check voltage between ABS actuator and electric unit (control unit) harness connector and ground.
Is the inspection result normal? YES >> GO TO 5.
NO >> GO TO 4.
4.CHECK ABS OUT 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 OUT 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? 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.
C1120, C1122, C1124, C1126 ABS in valve system
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Description
CHART 10: Erratic acceleration
Diagnosis Procedure
1.CHECK ECM POWER SUPPLY AND GROUND CIRCUIT
Check ECM power supply and ground circuit. Refer to EC-885, "Diagnosis
Procedure".
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair or replace ha ...
Push-button ignition switch positions
LOCK (Normal parking position)
The ignition switch can only be locked in this position.
The ignition switch will be unlocked when it is pushed to the ACC position while
carrying the Intelligent Key.
ACC (Accessories)
This position activates electrical accessories such as the radio, when the en ...
U1000 can comm
Description
CAN (Controller Area Network) is a serial communication line for real time
applications. It is an on-vehicle multiplex
communication line with high data communication speed and excellent error
detection ability. Modern
vehicle is equipped with many electronic control unit, and eac ...