Nissan Juke Service and Repair Manual : Camera image signal circuit
Description
• The NAVI control unit supplies power to the rear view camera when receiving a reverse signal.
• The rear view camera transmits camera images to the NAVI control unit when power is supplied from the NAVI control unit.
Diagnosis Procedure
1.CHECK CONTINUITY CAMERA POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect NAVI control unit connector and rear view camera connector.
3. Check continuity between NAVI control unit harness connector and rear view camera harness connector.

4. Check continuity between NAVI control unit harness connector and ground.

Is inspection result normal? YES >> GO TO 2.
NO >> Repair harness or connector.
2.CHECK VOLTAGE CAMERA POWER SUPPLY
1. Connect NAVI control unit connector and rear view camera connector.
2. Turn ignition switch ON.
3. Shift the selector lever to “R” position.
4. Check voltage between NAVI control unit harness connector and ground.

Is inspection result normal? YES >> GO TO 3.
NO >> Replace NAVI control unit. Refer to AV-84, "Removal and Installation".
3.CHECK CONTINUITY CAMERA IMAGE SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect NAVI control unit connector and rear view camera connector.
3. Check continuity between NAVI control unit harness connector and rear view camera harness connector.

4. Check continuity between NAVI control unit harness connector and ground.

Is inspection result normal? YES >> GO TO 4.
NO >> Repair harness or connector.
4.CHECK CAMERA IMAGE SIGNAL
1. Connect NAVI control unit connector and rear view camera connector.
2. Turn ignition switch ON.
3. Shift the selector lever to “R” position.
4. Check signal between NAVI control unit harness connector and ground.

Is inspection result normal? YES >> Replace NAVI control unit. Refer to AV-84, "Removal and Installation".
NO >> Replace rear view camera. Refer to AV-92, "Removal and Installation".
Microphone signal circuit
Description
Power is supplied from NAVI control unit to microphone. The microphone
transmits the sound voice to the
NAVI control unit.
Diagnosis Procedure
1.CHECK CONTINUITY BETWEEN NAVI CONTROL ...
Steering switch signal A circuit
Description
Transmits the steering switch signal to NAVI control unit.
Diagnosis Procedure
1.CHECK STEERING SWITCH SIGNAL A CIRCUIT
1. Disconnect NAVI control unit connector and spiral cable conne ...
Other materials:
Diagnosis and repair work flow
Work Flow
OVERALL SEQUENCE
DETAILED FLOW
1.GET INFORMATION ABOUT SYMPTOM
Get detailed information from the customer about the symptom (the condition
and the environment when the
incident/malfunction occurs).
>> GO TO 2.
2.CHECK DTC
1. Check DTC of “ENGINE”, “BCM” and “IPDM E/R” ...
Compression pressure
Inspection
1. Warm up engine thoroughly. Then, stop it.
2. Release fuel pressure. Refer to EC-551, "Work Procedure".
3. Remove ignition coil and spark plug from each cylinder. Refer to EM-178,
"Exploded View".
4. Connect engine tachometer (not required in use of CONSULT-III ...
Shift position indicator circuit
Component Parts Function Inspection
1.CHECK SHIFT POSITION INDICATOR
1. Start the engine.
2. Shift selector lever.
3. Check that the selector lever position and the shift position indicator on
the combination meter are identical.
Is the inspection result normal?
YES >> INSPECTION END ...
