| Number | X-pin, colour | Description |
|---|---|---|
| X6164 | 2-pin, Black | Plug connector Secondary air pump valve |
| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|---|---|---|
| 1 | E | Signal, secondary air pump valve | Engine control module II (DME) |
| 2 | E | Terminal 87 | Engine control module II (DME) |