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