Nissan Juke Service and Repair Manual : Power supply and ground circuit
Diagnosis Procedure
1.CHECK 4WD CONTROL MODULE POWER SUPPLY (1)
1. Turn the ignition switch OFF.
2. Disconnect 4WD control module harness connector.
3. Check the voltage between 4WD control module harness connector and ground.

4. Turn the ignition switch ON.
CAUTION:
Never start the engine.
5. Check the voltage between 4WD control module harness connector and ground.

Is the inspection result normal? YES >> GO TO 3.
NO >> GO TO 2.
2.CHECK 4WD CONTROL MODULE POWER SUPPLY (2)
1. Turn the ignition switch OFF.
2. Check the 10A fuse (#33).
3. Check the harness for open or short between 4WD control module harness connector No.1 terminal and 10A (#33).
Is the inspection result normal? YES >> Perform the trouble diagnosis for power supply circuit. Refer to PG-10, "Wiring Diagram - BATTERY POWER SUPPLY -".
NO >> Repair or replace error-detected parts.
3.CHECK 4WD CONTROL MODULE POWER SUPPLY (3)
1. Turn the ignition switch OFF.
2. Check the voltage between 4WD control module harness connector and ground.

3. Turn the ignition switch ON.
CAUTION:
Never start the engine.
4. Check the voltage between 4WD control module harness connector and ground.

Is the inspection result normal? YES >> GO TO 5.
NO >> GO TO 4.
4.CHECK 4WD CONTROL MODULE POWER SUPPLY (4)
1. Turn the ignition switch OFF.
2. Check the 10A fuse (#3).
3. Check the harness for open or short between 4WD control module harness connector No.3 terminal and 10A (#3).
Is the inspection result normal? YES >> Perform the trouble diagnosis for ignition power supply circuit. Refer to PG-15, "Wiring Diagram - IGNITION POWER SUPPLY -".
NO >> Repair or replace error-detected parts.
5.CHECK 4WD SOLENOID POWER SUPPLY (1)
1. Turn the ignition switch OFF.
2. Disconnect 4WD control module harness connector.
3. Check the voltage between 4WD control module harness connector and ground.

4. Turn the ignition switch OFF to ON.
CAUTION:
Never start the engine.
5. Check the voltage between 4WD control module harness connector and ground.

Is the inspection result normal? YES >> GO TO 7.
NO >> GO TO 6.
6.CHECK 4WD SOLENOID POWER SUPPLY (2)
1. Turn the ignition switch OFF.
2. Check the 10A fuse (#12).
3. Check the harness for open or short between 4WD control module harness connector No.12 and the 10A fuse (#12).
Is the inspection result normal? YES >> Perform the trouble the diagnosis for power supply circuit. Refer to PG-10, "Wiring Diagram - BATTERY POWER SUPPLY -".
NO >> Repair or replace error-detected parts.
7.CHECK 4WD CONTROL MODULE GROUND
1. Turn the ignition switch OFF.
2. Check the continuity between 4WD control module harness connector and ground.

Is the inspection result normal? YES >> INSPECTION END
NO >> Repair or replace error-detected parts.
U1010 control unit (CAN)
Description
CAN (Controller Area Network) is a serial communication line for real time
application. It is an on-vehicle multiplex
communication line with high data communication speed and excellen ...
4WD warning lamp
Component Function Check
1.CHECK 4WD WARNING LAMP FUNCTION
1. Turn the ignition switch ON.
2. Check that 4WD warning lamp turns on.
Is the inspection result normal?
YES >> INSPECTION END
...
Other materials:
No engine braking
Description
CHART 11: NO ENGINE BRAKING
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 harne ...
Microphone signal circuit
Description
Power is supplied from audio unit to microphone. The microphone transmits the
sound voice to the audio unit.
Diagnosis Procedure
1.CHECK CONTINUITY BETWEEN AUDIO UNIT AND MICROPHONE CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect audio unit connector and microphone connector.
...
ProPILOT Assist system operation
Steering-wheel-mounted control (left): Dedicated to managing vehicle settings and menu navigation.
Vehicle information display: The primary interface for viewing system status, alerts, and active driver assistance graphics.
Steering-wheel-mounted con ...
