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