| Number | X-pin, colour | Description |
|---|---|---|
| X529 | 6 -pin, Black | Plug connector EDC switch |
| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|---|---|---|
| 1 | A | Program setting | EDC control unit |
| 2 | M | Ground | Ground connector |
| 3 | E | Switch light | EDC control unit |
| 4 | E | Terminal 15 | Fuse F60 |
| 5 | E | Night light signal | Light module |
| 6 | Not used | ||