| Number | X-pin, colour | Description |
|---|---|---|
| X13084 | 4 -pin, Black | Plug connector Rain sensor |
| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|---|---|---|
| 1 | E | Voltage supply terminal R | Fuse F38 |
| 2 | M | Ground | Ground point |
| 3 | E/A | I-bus signal line | I-bus connector |
| 4 | E | Reset contact, wiper park position | General module |