| Number | X-pin, colour | Description |
|---|---|---|
| X10156 | 8-pin, black | Plug connector Fuel pump relay 1 |
| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|---|---|---|
| 1 | Not used | ||
| 2 | A | Fuel pump via relay | Electric fuel pump |
| 3 | Not used | ||
| 4 | A | Signal Fuel pump | Digital motor electronics control unit Digital diesel electronics control unit |
| 5 | Not used | ||
| 6 | E | Terminal 30 | Fuse F54 |
| 7 | Not used | ||
| 8 | E | Voltage supply | Connector Terminal 87 |