Navigation (Single Monitor)

POWER SUPPLY AND GROUND CIRCUIT


FRONT DISPLAY UNIT : Diagnosis Procedure

1.CHECK FUSE
Check for blown fuses.





Is 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 front display unit harness connector and ground.





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





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