Cell Phone Preparation Connector Assignment (Can)

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Fig 1: Identifying Connectors A And B

Courtesy of AUDI OF AMERICA, LLC

A -

Bluetooth Antenna -R152- connection, yellow

B -

54-pin connector (T54a)

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-

8 -

LF (+) to Radio -R-

9 -

LF (-) to Radio -R-

10 -

Terminal 31 ground shielding (not used)

11 -

Microphone IN (+) for the Microphone Unit in Front Roof Module -R164- (Left Front Microphone -R140-)

12 -

Microphone IN (-) for the Microphone Unit in Front Roof Module -R164- (Left Front Microphone -R140-)

16 -

NF mute, not used

17 -

CAN Bus high (Infotainment)

18 -

CAN Bus low (Infotainment)

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 -

Terminal 31 (ground shielding)

45 -

LF (+) from Telephone Baseplate -R126-

46 -

LF (-) from Telephone Baseplate -R126-

47 -

DIAG signal from Telephone Baseplate -R126-

49 -

Ser-Tx (+) to Telephone Baseplate -R126-

50 -

Ser-Tx (-) to Telephone Baseplate -R126-

51 -

Ser-Rx (+) from Telephone Baseplate -R126-

52 -

Ser-Rx (-) from Telephone Baseplate -R126-