| Pin | Type | Description / Signal type | Connection /
Measuring notes |
|---|
| 1 | E | Terminal R | Fuse F44 |
| | | |
| 2 | M | Control unit ground | Ground connector |
| | | |
| 3 | A | Multifunction steering wheel voltage supply | Multifunction steering wheel control unit |
| | | |
| 4 | A | Multifunction steering wheel ground connection | Multifunction steering wheel control unit |
| | | |
| 5 | A | Cruise control signal line | Cruise control module DMEDDE control unit DDE |
| | | |
| 6 | E | I-bus signal line | I-bus connector |
| | | |
| 7 | E | Multifunction steering wheel signal line | Multifunction steering wheel control unit |
| | | |
| 8 | | Not used | |
| | | |
| 9 | | Not used | |
| | | |
| 10 | | Not used | |
| | | |
| 11 | | Not used | |
| | | |
| 12 | | Not used | |
| | | |
| 13 | | Not used | |
| | | |
| 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 | | Not used | |
| | | |
| 25 | | Not used | |
| | | |
| 26 | | Not used | |
| | | |