| Number | X-pin, color | Description |
|---|---|---|
| X1820 | 2-pin, Black | Connector Shutoff valve, rear compartment air conditioning |
| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|---|---|---|
| 1 | E | Terminal 30 voltage supply | Rear compartment blower relay |
| 2 | M | Control module ground | Rear compartment heater/air conditioner |