Diagnosis Procedure

RGB AREA (YS) SIGNAL CIRCUIT (AV CONTROL UNIT TO FRONT DISPLAY UNIT)


WITHOUT NAVIGATION : Diagnosis Procedure

1.CHECK CONTINUITY RGB AREA (YS) 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 9 and AV control unit harness connector terminal 43.

9 - 43 : Continuity should exist.

4. Check continuity between front display unit harness connector terminal 9 and ground.

9- Ground : Continuity should not exist.

Is the inspection result normal?
YES - GO TO 2.
NO - Repair harness or connector.
2.CHECK RGB AREA (YS) 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 9 and ground.





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