Nissan Juke Service and Repair Manual : C1143 steering angle sensor
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 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 “C1143” detected? YES >> Proceed to BRC-189, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
1.CHECK STEERING ANGLE SENSOR POWER SUPPLY
1. Turn the ignition switch OFF.
2. Disconnect steering angle sensor harness connector.
3. Check voltage between steering angle sensor harness connector and ground.

4. Turn the ignition switch ON.
CAUTION:
Never start engine.
5. Check voltage between steering angle sensor harness connector and ground.

Is the inspection result normal? YES >> GO TO 3.
NO >> GO TO 2.
2.CHECK STEERING ANGLE SENSOR POWER SUPPLY CIRCUIT
1. Turn the ignition switch OFF.
2. Check 10 A fuse (#3).
3. Check continuity and short circuit between steering angle sensor harness connector terminal (4) and 10 A fuse (#3).
Is the inspection result normal? YES >> Perform trouble diagnosis for ignition power supply. Refer to PG-15, "Wiring Diagram - IGNITION POWER SUPPLY -".
NO >> Repair or replace error-detected parts.
3.CHECK STEERING ANGLE SENSOR GROUND CIRCUIT
1. Turn the ignition switch OFF.
2. Check continuity between steering angle sensor harness connector and ground.

Is the inspection result normal? YES >> GO TO 4.
NO >> Repair or replace error-detected parts.
4.CHECK TERMINAL
Check steering angle sensor pin terminals for damage or loose connection with harness connector.
Is the inspection result normal? YES >> GO TO 5.
NO >> Repair or replace error-detected parts.
5.CHECK CAN COMMUNICATION LINE
Check “STRG BRANCH LINE CIRCUIT”. Refer to LAN-51, "Diagnosis Procedure".
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. Refer to BRC-96, "Precaution for Harness Repair".
C1142 press sensor
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 ...
C1144 incomplete steering angle sensor adjustment
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 ...
Other materials:
Component parts
Component Parts Location
1. Push-button ignition switch
2. Stop lamp switch
Refer to BRC-9, "Component Parts
Location" (without EPS), BRC-97,
"Component Parts Location" (with
EPS)
3. IPDM E/R
Refer to PCS-5, "Component Parts
Location"
4. Transmission range ...
Operation
AUTOMATIC SPEED CONTROL DEVICE (ASCD)
AUTOMATIC SPEED CONTROL DEVICE (ASCD) : Switch Name and Function
SWITCHES AND INDICATORS
1. CRUISE indicator
2. SET indicator
3. CANCEL switch
4. RES / + switch
5. SET / − switch
6. Speed limiter MAIN Switch
7. ASCD MAIN switch
A. On the co ...
4WD branch line circuit
Diagnosis Procedure
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the following terminals and connectors for damage, bend and loose
connection (unit side and connector
side).
- 4WD control module
- Harness connecoto ...
