| Number | X-pin, color | Description |
|---|---|---|
| X18138 | 2 -pin, Black | Connector Passenger's seat lumbar support motor |
| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|---|---|---|
| 1 | E/A | Signal, actuator | Passenger's seat lumbar support switch |
| 2 | E/A | Signal, pump | Passenger's seat lumbar support pressure switch |