| Pin | Type | Description / Signal type | Connection /
Measuring notes |
|---|
| 1 | | Not used | |
| | | |
| 2 | E/A | P-bus signal line | P-bus connector |
| | | |
| 3 | M | Ground | Ground connector |
| | | |
| 4 | | Not used | |
| | | |
| 5 | | Not used | |
| | | |
| 6 | | Not used | |
| | | |
| 7 | E | Signal, backrest head forward | Passenger's back-rest adjustment switch |
| | | |
| 8 | E | Signal, backrest head back | Passenger's back-rest adjustment switch |
| | | |
| 9 | | Not used | |
| | | |
| 10 | | Not used | |
| | | |
| 11 | | Not used | |
| | | |
| 12 | | Not used | |
| | | |
| 13 | E | Ground connection passenger's seat adjustment | Passenger's back-rest adjustment switch |
| | | |
| 14 | A | Signal Back-rest adjustment | Passenger's back-rest actuator motor |
| | | |
| 15 | A | Signal Passenger's headrest motor | Passenger's headrest motor |
| | | |
| 16 | | Not used | |
| | | |
| 17 | | Not used | |
| | | |
| 18 | A | Signal Passenger's seat height adjustment motor | Passenger's seat height adjustment motor |
| | | |
| 19 | A | Signal, needle movement sensor (NBF1) | Passenger's seat cushion tilt motor |
| | | |
| 20 | A | Ground, needle movement sensor (NBF0) | Passenger's backrest recliner motor |
| | | |
| 21 | A | Signal Passenger's seat movement motor | Passenger's seat movement motor |
| | | |
| 22 | | Not used | |
| | | |
| 23 | | Not used | |
| | | |
| 24 | M | Ground | Ground connector |
| | | |
| 25 | E | Voltage supply terminal 30 | Fuse F11 |
| | | |