Diagnosis Procedure

RGB SYNCHRONIZING SIGNAL CIRCUIT


Diagnosis Procedure

1.CHECK CONTINUITY RGB SYNCHRONIZING SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect front display unit connector and AV control unit connector.
3. Check continuity between front display unit harness connector terminal 19 and AV control unit harness connector terminal 97.

19 - 97 : Continuity should exist.

4. Check continuity between front display unit harness connector terminal 19 and ground.

19 - Ground : Continuity should not exist.

Is the inspection result normal?
YES - GO TO 2.
NO - Repair harness or connector.
2.CHECK RGB SYNCHRONIZING SIGNAL
1. Connect front display unit connector and AV control unit connector.
2. Turn ignition switch ON.
3. Check signal between front display unit harness connector terminal 19 and ground.





Is the inspection result normal?
YES - Replace front display unit.
NO - Replace AV control unit.