Sound System Connector Assignments, Bang & OLUFSEN, Can

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: Digital Sound System Control Module -J525-

Courtesy of AUDI OF AMERICA, LLC

A -

18-Pin Connector -T18b-

B -

32-Pin Connector -T32h-

NOTE:

Unlisted connector terminals are not assigned.

Fig 2: 18-Pin Connector

Courtesy of AUDI OF AMERICA, LLC

1 -

Microphone input 1 (+) from Microphone Unit In Front Roof Module -R164- (Interior Microphone -R74-)

2 -

Microphone input 1, Ground Shielding, from Microphone Unit In Front Roof Module -R164- (Interior Microphone -R74-)

4 -

Right Rear Signal (+) from Radio -R-

5 -

Left Rear Signal (+) from Radio -R-

6 -

Right Front Signal (+) from Radio -R-

7 -

Left Front Signal (+) from Radio -R-

9 -

CAN bus high, Infotainment

10 -

Microphone input 1 (-) from Microphone Unit In Front Roof Module -R164- (Interior Microphone -R74-)

13 -

Right Rear Signal (-) from Radio -R-

14 -

Left Rear Signal (-) from Radio -R-

15 -

Right Front Signal (-) from Radio -R-

16 -

Left Front Signal (-) from Radio -R-

18 -

CAN bus low, Infotainment

Fig 3: B - Black 32-Pin Connector (T32h)

Courtesy of AUDI OF AMERICA, LLC

1 -

Terminal 30

2 -

Terminal 31

3 -

Left Rear Speaker (+)

4 -

Right Rear Speaker (+)

5 -

Center Mid-Treble Speaker -R158- (+)

6 -

Left Front Speaker (+)

7 -

Right Front Speaker (-)

8 -

Left Rear Midrange Speaker -R105- (+)

9 -

Right Rear Midrange Speaker -R106- (+)

10 -

Right Front Bass Speaker -R23- (+)

15 -

Left Rear Speaker (-)

16 -

Right Rear Speaker (-)

17 -

Center Mid-Treble Speaker -R158- (-)

18 -

Left Front Speaker (+)

19 -

Right Front Speaker (-)

20 -

Left Rear Midrange Speaker -R105- (-)

21 -

Right Rear Midrange Speaker -R106- (-)

22 -

Right Front Bass Speaker -R23- (-)

23 -

Left Front Bass Speaker -R21- (+)

25 -

Subwoofer in Rear Shelf -R157- (+)

28 -

Left Front Bass Speaker -R21- (-)

30 -

Subwoofer in Rear Shelf -R157- (-)