| Number | X-pin, color | Description |
|---|---|---|
| X58 | 9 -pin, Black | Connector Blower relay |
| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|---|---|---|
| 1 | Not used | ||
| 2 | E | Terminal 30 voltage supply | Fuse F32 |
| 3 | Not used | ||
| 4 | E | Relay control Blower relay | Heating and A/C control module |
| 5 | Not used | ||
| 6 | A | Component power (terminal 15) | Blower switch IHKR Final stage unit IHKA |
| 7 | Not used | ||
| 8 | M | Ground | Ground splice |
| 9 | Not used | ||