| Number | X-pin, colour | Description |
|---|---|---|
| X56 | 8-pin, black | Plug connector Horn relay |
| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|---|---|---|
| 1 | Not used | ||
| 2 | A | Signal Horn 1 | Left horn |
| 3 | Not used | ||
| 4 | A | Signal Horn | Horn switch |
| 5 | A | Signal Horn 2 | Right horn |
| 6 | E | Terminal 30 | Fuse F55 |
| 7 | Not used | ||
| 8 | E | Terminal R | Fuse F5 |