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Multimedia System Control Module -J650- CONNECTOR ASSIGNMENTS

WARNING: This page is about a different car, the 2016 Volkswagen Beetle, 2015 Volkswagen Beetle, 2014 Volkswagen Beetle, 2013 Volkswagen Beetle, and 2012 Volkswagen Beetle. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: 12-Pin Connector
GWWA91-11886Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.
  1. Terminal 31
  2. Can Bus Low
  3. Not Assigned
  4. Right Audio Signal to the Radio/RNS
  5. Left Audio Signal from External Audio Source Connection -R199-
  6. Right Audio Signal from the External Audio Source Connection -R199-
  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 the External Audio Source Connection -R199-
  12. Audio Ground Shielding, Terminal 31
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