| Number | X-pin, color | Description |
|---|---|---|
| X10156 | 9-pin, Black | Connector Fuel pump relay |
| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|---|---|---|
| 1 | Not used | ||
| 2 | A | Voltage supply for electrical fuel pump (EKP) | Electrical fuel pump (EKP I) |
| 3 | Not used | ||
| 4 | E | Electrical fuel pump signal | Engine control module (DME) |
| 5 | Not used | ||
| 6 | E | Terminal 30 voltage supply | Fuse F57 |
| 7 | Not used | ||
| 8 | E | Terminal 30 voltage supply | Fuse F17 |
| 9 | Not used | ||