| Number | X-pin, colour | Description |
|---|---|---|
| X6506 | 3 -pin, Natural | Plug connector Fan, E-box |
| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|---|---|---|
| 1 | M | Terminal 31 | Ground connector |
| 2 | E | Terminal 30h | Instrument cluster Integrated electronic control unit (IKE) |
| 3 | E | Terminal 15 | Temperature switch |