Radio Connector Assignment, MMI, 8YQ

Fig 1: Identifying Radio -R-, Pins

Courtesy of AUDI OF AMERICA, LLC

1. AM/FM1/FM2 antenna connection
2. DAB connection from Antenna Amplifier 3 -R112-, Digital Radio Antenna -R183-, QV3
3. Connection block with four multi-pin connectors
4. MOST bus

Only USA and QV8 

1. AM/FM1/FM2 antenna connection
2. SAT connection from Roof Antenna -R216-, Satellite Antenna -R170-
3. Connection block with four multi-pin connectors
4. MOST bus

Fig 2: 1 - AM/FM1/FM2 antenna connection

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1. Chamber 2, AM/FM1 from Antenna Amplifier 2 -R111-, Radio Antenna 2 -R93-
2. Chamber 1, FM2 from Antenna Amplifier -R24-, Antenna -R11-

3 - Connection block with four multi-pin connectors

Fig 3: A - 8-Pin Multi-Pin Connector (T8ag)

Courtesy of AUDI OF AMERICA, LLC

1. Right rear speaker (+)
2. Right front speaker (+)
3. Left front speaker (+)
4. Left rear speaker (+)
5. Right rear speaker (-)
6. Right front speaker (-)
7. Left front speaker (-)
8. Left rear speaker (-)

Fig 4: A - 8-Pin Multi-Pin Connector (T8ag)

Courtesy of AUDI OF AMERICA, LLC

17 - Left LF-In

18 - LF-In ground

19 - LF-In diag

21 - LF diag

22 - LF (-)

23 - Right LF-In

24 - LF-In ground shielding

27 - LF ground shielding

28 - LF (+)

Fig 5: A - 8-Pin Multi-Pin Connector (T8ag)

Courtesy of AUDI OF AMERICA, LLC

29 - Headphones output 1 diag

31 - Headphones output 1/2 Diag

34 - Headphones output 2 Diag

35 - Headphones output 1 left

36 - Headphones output 1 ground

37 - Headphones output 1 right

38 - Headphones output 2 left

39 - Headphones output 2 ground

40 - Headphones output 2 right

Fig 6: A - 8-Pin Multi-Pin Connector (T8ag)

Courtesy of AUDI OF AMERICA, LLC

9 - Subwoofer -R211-

10 - Center Speaker -R208-

11 - Ring-break Diagnostic Cable

13 - Subwoofer -R211-

14 - Center Speaker -R208-

41 - Terminal 31

42 - Terminal 30

Fig 7: 2 - MOST Bus

Courtesy of AUDI OF AMERICA, LLC

1. Input
2. Output