| Number | X-pin, color | Description |
|---|---|---|
| X6217 | 4-pin, Gray | Connector Hot-film mass air flow sensor |
| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|---|---|---|
| 1 | M | Component ground | Ground splice |
| 2 | E/A | Hot-film mass air flow sensor signal | Engine control module I (DME) |
| 3 | E | Terminal 87 | Terminal 87 splice |
| 4 | M | Hot-film mass air flow sensor ground | Engine control module I (DME) |