Bose W/ Color W/ Navi W/Rear Control
U1227 AV CONTROL UNIT
DTC Logic
Diagnosis Procedure
1.CHECK PLAYBACK OF A DISK (DVD)
Can a disc (DVD) be played?
YES - Malfunction may be detected intermittently.
NO - Replace AV control unit. Bose W/ Color W/ Navi W/Rear Control.