| Number | X-pin, colour | Description |
|---|---|---|
| X2232 | 4 -pin, Black | Plug connector Dual temperature sensor |
| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|---|---|---|
| 1 | E | Signal, coolant temperature | Instrument cluster Integrated electronic control unit (IKE) |
| 2 | A | Signal, coolant temperature | Instrument cluster Integrated electronic control unit (IKE) |
| 3 | E | Coolant temperature | DDE control unit |
| 4 | M | Terminal 31 | Ground connector |