| Number | X-pin, colour | Description | 
|---|---|---|
| X3642 | 6-pin, Black | Plug connector Windscreen heater | 
| Pin | Type | Description / Signal type | Connection / Measuring notes | 
|---|---|---|---|
| 1 | Not used | ||
| 2 | Not used | ||
| 3 | Not used | ||
| 4 | E | Signal Windscreen heater | Window heating control unit | 
| 5 | E | Windscreen heater On | Window heating control unit | 
| 6 | A | Ground Windscreen heater | Ground connector X217 |