| Number | X-pin, colour | Description |
|---|---|---|
| X18135 | 2 -pin, Black | Plug connector Driver's seat lumbar support motor |
| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|---|---|---|
| 1 | E/A | Signal, actuator | Lumbar support switch, driver's seat |
| 2 | E/A | Signal, pump | Pressure switch, driver's lumbar support |