| Pin | | Description | B: Socket housing
S: Pin housing |
|---|
| 1 | | Not used | B: |
| | | S: |
| 2 | | Not used | B: |
| | | S: |
| 3 | | Not used | B: |
| | | S: |
| 4 | | Diagnostic signal | B: Diagnostic connector |
| | | S: Control unit, active cruise control |
| 5 | | Signal Tank ventilation valve | B: DME control unit |
| | | S: Charcoal filter valve |
| 6 | | TD signal | B: Diagnostic connector |
| | | S: Connector, TD signal |
| 7 | | Not used | B: |
| | | S: |
| 8 | | Diagnosis OBD II (USA only) | B: Diagnostic connector |
| | | S: OBDII plug |
| 9 | | Diagnostic link | B: Diagnostic connector |
| | | S: Integrated electronic control unit (IKE) |
| 10 | | Voltage supply terminal R | B: Diagnostic connector |
| | | S: Fuse F40 |