BOSE Audio Without Navigation

CAMERA IMAGE SIGNAL CIRCUIT (REAR VIEW CAMERA TO CAMERA CONTROL UNIT)


Description

- Camera control unit outputs camera power supply to rear view camera and inputs rear view camera image signal from rear view camera when the reverse signal is input.
- The camera control unit that inputs the camera image signal transmits the camera image signal to the display unit.




CAMERA IMAGE SIGNAL CIRCUIT (REAR VIEW CAMERA TO CAMERA CONTROL UNIT)


Diagnosis Procedure

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





4. Check continuity between camera 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 camera control unit connector and rear view camera connector.
2. Turn ignition switch ON.
3. Shift position is "R".
4. Check voltage between camera control unit harness connector and ground.





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





4. Check continuity between camera 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 camera control unit connector and rear view camera connector.
2. Turn ignition switch ON.
3. Shift position is "R".
4. Check signal between camera control unit harness connector and ground.





Is inspection result normal?
YES - Replace camera control unit.
NO - Replace rear view camera.