| Number | X-pin, color | Description |
|---|---|---|
| X18976 | 4-pin, Black | Connector Left rear light assembly I |
| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|---|---|---|
| 1 | E | Rear left turn light | Light module |
| 2 | E | Left brake light | Light module |
| 3 | E | Left tail light | Trailer module (AHM) |
| 4 | M | Terminal 31 Ground wire | Ground point |