| Number | X-pin, color | Description |
|---|---|---|
| X1312 | 18-pin, violet | Plug connector Navigation system |
| X1313 | 18-pin, blue | Plug connector Navigation system |
| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|---|---|---|
| 1 | E | Signal Reversing light switch | Connector Reversing light switch |
| 2 | Not occupied | ||
| 3 | E | Terminal R | Fuse F47 |
| 4 | Not occupied | ||
| 5 | Not occupied | ||
| 6 | Not occupied | ||
| 7 | A | Signal NAV-bus | Radio |
| 8 | Not occupied | ||
| 9 | Not occupied | ||
| 10 | E | Signal Processed wheel speed, rear right | Dynamic stability control (DSC) |
| 11 | Not occupied | ||
| 12 | Not occupied | ||
| 13 | Not occupied | ||
| 14 | Not occupied | ||
| 15 | Not occupied | ||
| 16 | Not occupied | ||
| 17 | Not occupied | ||
| 18 | Not occupied | ||
| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|---|---|---|
| 1 | E | Terminal 30 | Fuse F49 |
| 2 | Not occupied | ||
| 3 | E/A | K-bus signal | K-bus connector |
| 4 | Not occupied | ||
| 5 | Not occupied | ||
| 6 | Not occupied | ||
| 7 | Not occupied | ||
| 8 | Not occupied | ||
| 9 | A | Positive activation Radio | Radio |
| 10 | M | Ground | Ground point |
| 11 | Not occupied | ||
| 12 | Not occupied | ||
| 13 | Not occupied | ||
| 14 | Not occupied | ||
| 15 | Not occupied | ||
| 16 | Not occupied | ||
| 17 | Not occupied | ||
| 18 | A | Negative activation Radio | Radio |