Digital Sound System Control Module -J525- CONNECTOR ASSIGNMENT, BOSE®

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2018 Audi S8, 2018 Audi A8 Quattro, 2017 Audi S8, 2017 Audi A8 Quattro, and 2016 Audi S8. However, it is still accessible from the selected car via links, so may be relevant.

Digital Sound System Control Module J525

Fig 1: Digital Sound System Control Module -J525-

Courtesy of AUDI OF AMERICA, LLC

MOST bus
18-Pin Connector -T18-
38-Pin Connector -T38-

NOTE:

Unlisted connector terminals are not used.

1 - MOST bus

Fig 2: 2 - MOST Bus

Courtesy of AUDI OF AMERICA, LLC

2 - 18-Pin Connector T18

Fig 3: 2 - 18-pin connector (T18)

Courtesy of AUDI OF AMERICA, LLC

6 - Left Rear Microphone -R144- (+)

7 - Left Rear Microphone -R144- (-)

8 - Right Rear Microphone -R145- (+)

9 - Right Rear Microphone -R145- (-)

10 - Speed signal from Engine Control Module -J623- (+)

11 - Speed signal from Engine Control Module -J623- (-)

13 - Right Center Microphone -R143- (+)

14 - Right Center Microphone -R143- (-)

16 - Left Center Microphone -R142- (+)

17 - Left Center Microphone -R142- (-)

3 - 38-Pin Connector T38

Fig 4: 2 - 38-Pin Connector - T38-

Courtesy of AUDI OF AMERICA, LLC

1 - Terminal 30

2 - Terminal 31

3 - Right rear speaker (+)

4 - Left Front Bass Speaker -R21- (+)

5 - Subwoofer -R211- (-)

7 - Left Front Midrange Speaker -R103- (-)

8 - Right Front Midrange Speaker -R104- (+)

9 - Right Front Treble Speaker -R22- (-)

10 - Left Front Treble Speaker -R20- (+)

11 - Right Front Bass Speaker -R23- (-)

12 - Right Front Bass Speaker -R23- (+)

13 - Left rear speaker (+)

14 - Left rear speaker (-)

15 - Right rear speaker (-)

16 - Left Front Bass Speaker -R21- (-)

17 - Subwoofer -R211- (+)

19 - Left Front Midrange Speaker -R103- (+)

20 - Right Front Midrange Speaker -R104- (-)

21 - Right Front Treble Speaker -R22- (+)

22 - Left Front Treble Speaker -R20- (-)

25 - Ring-break Diagnostic Cable

28 - Ground shielding from Microphone Unit In Front Roof Module -R164- (Interior Microphone -R74-)

29 - Microphone Unit in Front Roof Module -R164- (Interior Microphone -R74-) (-)

30 - Microphone Unit in Front Roof Module -R164- (Interior Microphone -R74-) (+)

31 - Center Speaker -R208- (+)

32 - Center Speaker -R208- (-)

33 - Left Effects Speaker -R209- (-)

34 - Left Effects Speaker -R209- (+)

37 - Right Effects Speaker -R210- (+)

38 - Right Effects Speaker -R210- (-)