Bose Audio Without Navigation

RGB AREA (YS) SIGNAL CIRCUIT





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




Diagnosis Procedure
1.CHECK CONTINUITY RGB AREA (YS) SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect display unit connector and AV control unit connector.
3. Check continuity between display unit harness connector and AV control unit harness connector.





4. Check continuity between display unit harness connector and ground.





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





Is the inspection result normal?
YES - Replace display unit. Exploded View Bose Audio Without Navigation.
NO - Replace AV control unit. Exploded View Bose Audio Without Navigation.