(with two additional pins up the fuse)
18 pin Connector A
| Pin Number |
Description |
|---|---|
| 1 | Right rear speaker (+) |
| 2 | Right front speaker (+) |
| 3 | Left front speaker (+) |
| 4 | Left rear speaker (+) |
| 5 | Right rear speaker (-) |
| 6 | Right front speaker (-) |
| 7 | Left front speaker (-) |
| 8 | Left rear speaker (-) |
| 9 | Subwoofer in the rear shelf |
| 10 | Center Mid/High Range Loudspeaker |
| 11 | Ring-break diagnostic cable |
| 13 | Subwoofer in the rear shelf |
| 14 | Center Mid/High Range Loudspeaker |
| 17 | Terminal 31 |
| 18 | Terminal 30 |
12 pin Connector B
| Pin Number |
Description |
|---|---|
| 1 | Left LF-In |
| 2 | LF-In ground |
| 4 | LF-In diag |
| 5 | LF diag |
| 6 | LF (-) from setup for cell phone package |
| 7 | Right LF-In |
| 8 | LF-In ground shielding |
| 11 | LF ground shielding |
| 12 | LF (+) from setup for cell phone package |
12 pin Connector C
| Pin Number |
Description |
|---|---|
| 1 | Headphones output 1 diag |
| 3 | Headphones output 1/2 diag |
| 6 | Headphones output 2 diag |
| 7 | Headphones output 1 left |
| 8 | Headphones output 1 ground |
| 9 | Headphones output 1 right |
| 10 | Headphones output 2 left |
| 11 | Headphones output 2 ground |
| 12 | Headphones output 1 right |
- Audi A5/S5 Cabriolet 8F 2010-2011
- Audi A6/S6/Avant/Quattro 4F 2009-2011
- Audi Q5 8R 2009-2012
- Audi Q7 4L 2010-2015
- Volkswagen Touareg 7P 2011-2012



