With Navigation

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


WITH NAVIGATION : Description

Transmits the front display area of RGB image displayed by AV control unit with RGB area (YS) signal to front display unit.




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


WITH 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 99.

9 - 99: 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.