| Pin | Type | Description / Signal type | Connection /
Measuring notes |
|---|
| 1 | | Temperature signal, seat heating | Left rear seat heating |
| | | |
| 2 | | Positive signal, seat heating | Left rear seat heating |
| | | |
| 3 | | Temperature signal, seat heating | Right rear seat heating |
| | | |
| 4 | | Positive signal, seat heating | Right rear seat heating |
| | | |
| 5 | | Terminal 30 | Rear left seat/headrest adjustment switch Rear right seat/headrest adjustment switch |
| | | |
| 6 | | Signal, left motor forward | Rear left seat/headrest adjustment switch |
| | | |
| 7 | | Signal, left motor back | Rear left seat/headrest adjustment switch |
| | | |
| 8 | | Head rest up signal | Rear left seat/headrest adjustment switch |
| | | |
| 9 | | Head rest down signal | Rear left seat/headrest adjustment switch |
| | | |
| 10 | | Signal, right motor forward | Rear right seat/headrest adjustment switch |
| | | |
| 11 | | Signal, right motor back | Rear right seat/headrest adjustment switch |
| | | |
| 12 | | Head rest up signal | Rear right seat/headrest adjustment switch |
| | | |
| 13 | | Head rest down signal | Rear right seat/headrest adjustment switch |
| | | |
| 14 | | B- (terminal 31) | Rear seat heating |
| | | |
| 15 | | Signal, lower chamber, rear left | Rear left lumbar support switch |
| | | |
| 16 | | Signal, pressure switch, fill rear lumbar support | Rear left lumbar support switch |
| | | |
| 17 | | Signal, upper chamber, rear left | Rear left lumbar support switch |
| | | |
| 18 | | Signal, upper chamber, rear right | Rear right lumbar support switch |
| | | |
| 19 | | Signal, pressure switch, fill rear lumbar support | Rear right lumbar support switch |
| | | |
| 20 | | Signal, lower chamber, rear right | Rear right lumbar support switch |
| | | |
| 21 | | Signal, pressure switch, vent rear lumbar support | Rear right lumbar support switch |
| | | |