BOSE Audio With Navigation

POWER SUPPLY AND GROUND CIRCUIT


CAMERA CONTROL UNIT : Diagnosis Procedure

1.CHECK FUSE
Check for blown fuses.





Is the inspection result normal?
YES - GO TO 2.
NO - Be sure to eliminate cause of malfunction before installing new fuse.
2.CHECK POWER SUPPLY CIRCUIT
Check voltage between camera control unit harness connector and ground.





Is the inspection result normal?
YES - GO TO 3.
NO - Check harness between camera control unit and fuse.
3.CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect camera control unit connector.
3. Check continuity between camera control unit harness connector and ground.





Is the inspection result normal?
YES - INSPECTION END
NO - Repair harness or connector.