| Number | X-pin, colour | Description |
|---|---|---|
| X1653 | 5-pin, Black | Plug connector rpm rate sensor |
| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|---|---|---|
| 1 | M | Ground | ABS/DSC control unit |
| 2 | E | Component supply | ABS/DSC control unit |
| 3 | A | Signal rpm rate sensor | ABS/DSC control unit |
| 4 | A | Reference rpm rate sensor | ABS/DSC control unit |
| 5 | A | Test rpm rate sensor | ABS/DSC control unit |