| Number | X-pin, colour | Description |
|---|---|---|
| X2080 | 2 -pin, Black | Plug connector Temperature switch, radiator shutter |
| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|---|---|---|
| 1 | E | Signal, temperature switch E-box | Temperature switch E-box |
| 2 | A | Signal, temperature switch radiator shutter | Changeover valve, radiator shutter |