| Number | X-pin, colour | Description |
|---|---|---|
| X516 | 4 -pin, Black | Plug connector Hazard warning switch |
| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|---|---|---|
| 1 | M | Ground | Ground connector |
| 2 | A | Signal, hazard warning lights ON | Light module |
| 3 | E | Lights, hazard warning switch | Light module |
| 4 | Not used | ||