Radio -R- CONNECTOR ASSIGNMENT, MMI, FROM 11/03/2008

WARNING: This page does not describe the selected car, but rather 18 other vehicles, including the 2016 Audi S4, 2016 Audi A4 Quattro, 2016 Audi A4, 2015 Audi S4, and 2015 Audi A4 Quattro. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Radio -R-, Pins

Courtesy of AUDI OF AMERICA, LLC

Connection (AM/FM1/FM2)
DAB connection from Antenna Amplifier 2 -R111-, Europe only
Connection block with four multi-pin connectors
MOST bus

(AM/FM1/FM2) antenna jack
SAT Antenna Connection, from Radio/Telephone/Navigation System Antenna -R52- (Satellite Tuner Antenna -R172-), USA only
Connection block with four multi-pin connectors
MOST bus

NOTE:

Unlisted connector terminals are not assigned.

Fig 2: 1 - AM/FM1/FM2 Antenna Connection

Courtesy of AUDI OF AMERICA, LLC

Sedan

AM/FM1 Chamber 2 from the Antenna Amplifier 3 -R112- (Radio Antenna 2 -R93-)
Chamber 1 (FM2) from Antenna Amplifier 3 -R112- (Antenna -R11-)

Avant

AM/FM1 Chamber 2 from the Antenna Amplifier 3 -R112- (Radio Antenna 2 -R93-)
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

Right rear speaker (+)
Right front speaker (+)
Left front speaker (+)
Left rear speaker (+)
Right rear speaker (-)
Right front speaker (-)
Left front speaker (-)
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 (-) from setup for cell phone package

23 -

Right LF-In

24 -

LF-In ground shielding

27 -

LF ground shielding

28 -

LF (+) from setup for cell phone package

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 1 right

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

Courtesy of AUDI OF AMERICA, LLC

9 -

Subwoofer in Rear Shelf -R157-

10 -

Center Mid-Treble Speaker -R158-

11 -

Ring-break Diagnostic Cable

13 -

Subwoofer in Rear Shelf -R157-

14 -

Center Mid-Treble Speaker -R158-

41 -

Terminal 31

42 -

Terminal 30

Fig 7: 2 - MOST Bus

Courtesy of AUDI OF AMERICA, LLC

Input
Output