Cell Phone Preparation Connector Assignment, MMI, Through 10/31/2008

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 Telephone Transceiver R36 - Cellular Telephone Preparation, Harness Connectors

Courtesy of AUDI OF AMERICA, LLC

A -

54-Pin Connector -T54a-

B -

Bluetooth Antenna -R152- Connection

C -

MOST bus

NOTE:

Unlisted connector terminals are not assigned.

Fig 2: B - 54-Pin Connector (T54a)

Courtesy of AUDI OF AMERICA, LLC

1 -

Terminal 30

2 -

Terminal 31

3 -

Switch-on signal for the Cellular Telephone Amplifier -R86-

11 -

Microphone input (+) from Microphone Unit In Front Roof Module -R164- (Telephone Microphone -R38-)

12 -

Microphone input (-) from Microphone Unit In Front Roof Module -R164- (Telephone Microphone -R38-)

14 -

Ring-break Diagnostic Cable

37 -

Chamber 30 to Telephone Baseplate -R126-

39 -

Chamber 31 to Telephone Baseplate -R126-

41 -

Chamber 30 to Telephone Baseplate -R126-

42 -

Microphone output (+) to Telephone Baseplate -R126-

43 -

Microphone output (-) to Telephone Baseplate -R126-

44 -

Chamber 31 (ground shielding) to Telephone Baseplate -R126-

45 -

LF (+) from Telephone Baseplate -R126-

46 -

LF (-) from Telephone Baseplate -R126-

47 -

DIAG signal from Telephone Baseplate -R126-

49 -

Data (+) to Telephone Baseplate -R126-

50 -

Data (-) to Telephone Baseplate -R126-

51 -

Data (+) from Telephone Baseplate -R126-

52 -

Data (-) from Telephone Baseplate -R126-

Fig 3: 2 - MOST Bus

Courtesy of AUDI OF AMERICA, LLC

Input
Output