Operation CHARM: Car repair manuals for everyone.

Entertainment Systems: Diagrams






Multimedia System Control Module (J650) Connectors

12-pin Connector





1. Terminal 31

2. CAN bus, Low

3. Not assigned

4. Right audio signal to the radio/RNS

5. External audio source connection (R199) left audio signal

6. External audio source connection (R199) right audio signal

7. Terminal 30

8. CAN bus, High

9. Left audio signal to the radio/RNS

10. Audio ground to the radio/RNS

11. Audio ground from External audio source connection (R199)

12. Audio ground shielding, terminal 31