| Pin | Type | Description / Signal type | Connection /
Measuring notes |
|---|
| 1 | | Not used | |
| | | |
| 2 | E/A | P-bus signal line | P-bus connector |
| | | |
| 3 | | Not used | |
| | | |
| 4 | A | Signal, memory LED | Passenger memory switch |
| | | |
| 5 | | Not used | |
| | | |
| 6 | | Not used | |
| | | |
| 7 | A | Signal, backrest head forward | Passenger's backrest adjustment switch |
| | | |
| 8 | A | Assignments at cable shoe | Passenger's backrest adjustment switch |
| | | |
| 9 | A | Memory signal position 3 | Passenger memory switch |
| | | |
| 10 | A | Memory signal position 2 | Passenger memory switch |
| | | |
| 11 | A | Memory signal position 1 | Passenger memory switch |
| | | |
| 12 | | Not used | |
| | | |
| 13 | M | Ground | Passenger's backrest adjustment switch |
| | | |
| 14 | | Not used | |
| | | |
| 15 | | Not used | |
| | | |
| 16 | | Not used | |
| | | |
| 17 | | Not used | |
| | | |
| 18 | | Not used | |
| | | |
| 19 | | Not used | |
| | | |
| 20 | | Not used | |
| | | |
| 21 | | Not used | |
| | | |
| 22 | | Not used | |
| | | |
| 23 | | Not used | |
| | | |
| 24 | M | Ground | Ground connector |
| | | |
| 25 | E | Voltage supply terminal 30 | Fuse F27 |
| | | |
| 26 | M | Ground | Passenger memory switch |
| | | |