Bose Audio Without Navigation

POWER SUPPLY AND GROUND CIRCUIT (COUPE)

REAR VIEW CAMERA : Diagnosis Procedure

Regarding Wiring Diagram information, Bose Audio.

1. CHECK POWER SUPPLY CIRCUIT (REAR VIEW CAMERA SIDE)

NOTE:
Apply parking brakes before proceeding.





1.Turn ignition switch ON.
2.Shift transmission into Reverse.
3.Check voltage between rear view camera harness connector T7 and ground.





Is voltage reading approximately 6 volts?
YES- GO TO 4.
NO- GO TO 2.

2. CHECK POWER SUPPLY CIRCUIT (CONTINUITY)






1.Turn ignition switch OFF.
2.Disconnect rear view camera and audio unit connectors.
3.Check continuity between rear view camera harness connector
T7 (A) terminal 1 and audio unit harness connector M133 (B) terminal 34.





4.Check continuity between rear view camera harness connector
T7 (A) terminal 1 and ground.





Are continuity test results as specified?
YES- GO TO 3.
NO- Repair harness or connector.

3. CHECK REVERSE POSITION INPUT SIGNAL

1.Connect audio unit connector.
2.Turn ignition switch ON.
3.Shift transmission into reverse.
4.Check voltage between audio unit harness connector M133 terminal 50 and ground.





Is voltage reading approximately 12 volts?
YES- Replace audio unit. Bose Audio Without Navigation.
NO- Check harness for open or short between audio unit and back-up lamp relay (with VQ35DE and
CVT), transmission range switch (with QR25DE and CVT) or back-up lamp switch (with M/T).

4. CHECK GROUND CIRCUIT






1.Turn ignition switch OFF.
2.Disconnect rear view camera connector.
3.Check continuity between rear view camera harness connector
T7 terminal 2 and ground.





Does continuity exist?
YES- Inspection End.
NO- Repair harness or connector.