| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|
| 1 | E | Terminal 30 voltage supply | Fuse F15 |
| | | |
| 2 | A | Component power | Left headlight |
| | | |
| 3 | A | Component power | Right headlight |
| | | |
| 4 | M | Ground | Ground point |
| | | |
| 5 | M | Sensor ground | Front right level sensor |
| | | |
| 6 | M | Sensor ground | Rear right level sensor |
| | | |
| 7 | E | Voltage supply, terminal 15 | Fuse F6 |
| | | |
| 8 | E | Nominal value pick-up, load/level sensor | Rear right level sensor |
| | | |
| 9 | E | Nominal value pick-up, load/level sensor | Front right level sensor |
| | | |
| 10 | E | Brake light signal | Brake light switch |
| | | |
| 11 | | Not used | |
| | | |
| 12 | A/E | I/K-bus signal link | Connector, I/K-bus |
| | | |
| 13 | A/E | CAN-bus high | CAN-bus connector |
| | | |
| 14 | A/E | CAN-bus low | CAN-bus connector |
| | | |
| 15 | A | Component power | Front right level sensor |
| | | |
| 16 | A | Component power | Rear right level sensor |
| | | |
| 17 | A/E | Bus signal, headlight vertical aim control | Left headlight |
| | | |
| 18 | A/E | Bus signal, headlight vertical aim control | Right headlight |
| | | |