1 - 20-Pin ConnectorT20p

Fig 1: 20-Pin Connector -T20b-

GWWA91-12210

Courtesy of AUDI OF AMERICA, LLC

9 - Rearview Camera -R189- power supply

10 - Terminal 30

11 - CAN bus low, instrument cluster

12 - CAN bus high, instrument cluster

19 - Terminal 31 to the Rearview Camera -R189-

20 - Terminal 31