| Number | X-pin, colour | Description |
|---|---|---|
| X1309 | 12-pin, Black | Plug connector Multi-information display (MID) rear passenger compartment |
| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|---|---|---|
| 1 | M | Ground | Ground connector |
| 2 | E | Voltage supply terminal 30 | Fuse F23 |
| 3 | E | Lights, terminal 58 | Connector, interior lights |
| 4 | E/A | I/K-bus signal link | Connector, I/K-bus |
| 5 | Not used | ||
| 6 | Not used | ||
| 7 | Not used | ||
| 8 | E | Voltage supply terminal R | Fuse F44 |
| 8 | Not used | ||
| 10 | Not used | ||
| 11 | Not used | ||
| 12 | Not used | ||