| Number | X-pin, colour | Description |
|---|---|---|
| X6326 | 9-pin, black | Plug connector Unloader relay terminal 15 |
| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|---|---|---|
| 1 | Not used | ||
| 2 | A | Terminal 15 | Connector terminal 15 M73 Fuse carrier, engine electronics |
| 3 | Not used | ||
| 4 | M | Power ground | Ground connector |
| 5 | Not used | ||
| 6 | E | Voltage supply terminal 30 | Fuse carrier, engine electronics M73 Connector terminal 30 |
| 7 | Not used | ||
| 8 | E | Terminal 15 | Ignition switch M52 DME control unit |
| 9 | Not used | ||