| Number | X-pin, colour | Description |
|---|---|---|
| X8532 | 5-pin, black | Plug connector Gear position switch |
| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|---|---|---|
| 1 | A | Transmission switch Line 1 | Transmission control unit |
| 2 | A | Transmission switch Line 2 | Transmission control unit |
| 3 | A | Transmission switch Line 3 | Transmission control unit |
| 4 | A | Transmission switch Line 4 | Transmission control unit |
| 5 | E | Voltage supply Gear position switch | Transmission control unit THMR1: Fuse F27 |