Collision Avoidance and Parking Assist Systems: Testing and Inspection

CAMERA IMAGE SIGNAL CIRCUIT


Description

- The audio unit supplies power to the rear view camera when receiving a reverse signal.
- The rear view camera transmits camera images to the audio unit when power is supplied from the audio unit.





CAMERA IMAGE SIGNAL CIRCUIT


Diagnosis Procedure

1.CHECK CONTINUITY CAMERA POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect audio unit connector and rear view camera connector.
3. Check continuity between audio unit harness connector and rear view camera harness connector.





4. Check continuity between AV 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 audio unit connector and rear view camera connector.
2. Turn ignition switch ON.
3. Shift the selector lever to "R" position.
4. Check voltage between audio unit harness connector and ground.





Is inspection result normal?
YES - GO TO 3.
NO - Replace audio unit. Exploded View.
3.CHECK CONTINUITY CAMERA IMAGE SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect audio unit connector and rear view camera connector.
3. Check continuity between audio unit harness connector and rear view camera harness connector.





4. Check continuity between audio 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 audio unit connector and rear view camera connector.
2. Turn ignition switch ON.
3. Shift the selector lever to "R" position.
4. Check signal between audio unit harness connector and ground.





Is inspection result normal?
YES - Replace audio unit. Exploded View.
NO - Replace rear view camera. Service and Repair.