| Pin | Type | Description / Signal type | Connection /
Measuring notes |
|---|
| 1 | A | Rear woofer signal 1- | Subwoofer box |
| | | |
| 2 | A | Rear woofer signal 1+ | Subwoofer box |
| | | |
| 3 | A | Signal, front left woofer - | Front left speaker |
| | | |
| 4 | A | Signal, front left woofer + | Front left speaker |
| | | |
| 5 | E | Terminal 30 | Fuse F41 |
| | | |
| 6 | | Not used | |
| | | |
| 7 | | Not used | |
| | | |
| 8 | E | Signal, AF radio, rear right + | Radio control unit |
| | | |
| 9 | E | Signal, AF radio, front right + | Radio control unit |
| | | |
| 10 | A | Aerial switching signal | Radio control unit |
| | | |
| 11 | A | Signal, front right tweeter + | Mid-range speaker/tweeter, right |
| | | |
| 12 | A | Signal, front right tweeter - | Mid-range speaker/tweeter, right |
| | | |
| 13 | A | Signal, rear right speaker + | Connector X19568 |
| | | |
| 14 | | Not used | |
| | | |
| 15 | E | Signal Spatial sound | Rear defogger relay |
| | | |
| 16 | E | Signal, AF radio, rear right - | Radio control unit |
| | | |
| 17 | E | Signal, AF radio, front right - | Radio control unit |
| | | |
| 18 | | Not used | |
| | | |
| 19 | | Not used | |
| | | |
| 20 | E | Speedometer (A) output signal | Instrument cluster control unit |
| | | |
| 21 | A | Signal, rear right speaker - | Connector X19569 |
| | | |
| 22 | A | Signal, front right woofer - | Front right speaker |
| | | |
| 23 | A | Signal, front right woofer + | Front right speaker |
| | | |
| 24 | A | Rear woofer signal 2- | Subwoofer box |
| | | |
| 25 | A | Rear woofer signal 2+ | Subwoofer box |
| | | |
| 26 | M | Ground | Ground point |
| | | |
| 27 | | Not used | |
| | | |
| 28 | | Not used | |
| | | |
| 29 | E | Signal, AF radio, rear left - | Radio control unit |
| | | |
| 30 | E | Signal, AF radio, front left - | Radio control unit |
| | | |
| 31 | A | Signal, rear left speaker + | Connector X19566 |
| | | |
| 32 | A | Signal, rear left speaker - | Connector X19567 |
| | | |
| 33 | A | Signal, front left tweeter + | Mid-range speaker/tweeter, left |
| | | |
| 34 | A | Signal, front left tweeter - | Mid-range speaker/tweeter, left |
| | | |
| 35 | | Not used | |
| | | |
| 36 | | Not used | |
| | | |
| 37 | E | Signal, AF radio, rear left + | Radio control unit |
| | | |
| 38 | E | Signal, AF radio, front left + | Radio control unit |
| | | |
| 39 | A | Signal, front left mid-range speaker - | Mid-range speaker/tweeter, left |
| | | |
| 40 | A | Signal, front left mid-range speaker + | Mid-range speaker/tweeter, left |
| | | |
| 41 | A | Signal, front right mid-range speaker - | Mid-range speaker/tweeter, right |
| | | |
| 42 | A | Signal, front right mid-range speaker + | Mid-range speaker/tweeter, right |
| | | |