| Pin | | Description | B: Socket housing
S: Pin housing |
|---|
| 1 | | TD signal (engine speed) | B: Engine control module I (DME) |
| | | S: |
| 2 | | Diagnosis signal TXD | B: OBDII plug |
| | | S: |
| 3 | | Not used | B: |
| | | S: |
| 4 | | Reversing light | B: Engine control module I (DME) |
| | | S: |
| 5 | | Not used | B: |
| | | S: |
| 6 | | Not used | B: |
| | | S: |
| 7 | | Diagnostic link | B: Integrated electronic control unit (IKE) |
| | | S: |
| 8 | | Not used | B: |
| | | S: |
| 9 | | Not used | B: |
| | | S: |
| 10 | | Not used | B: |
| | | S: |
| 11 | | Not used | B: |
| | | S: |
| 12 | | Signal, alternator D+ (terminal 61) | B: Alternator |
| | | S: |
| 13 | | Not used | B: |
| | | S: |
| 14 | | Voltage supply terminal 30 | B: Fuse F109 |
| | | S: |
| 15 | | Diagnosis signal RXD | B: EDC control unit |
| | | S: |
| 16 | | Voltage supply, terminal 15 | B: Fuse F22 |
| | | S: |
| 17 | | Diagnosis signal TXD | B: Engine control module I (DME) |
| | | S: |
| 18 | | Programming voltage | B: Engine control module I (DME) |
| | | S: |
| 19 | | Ground | B: Ground point |
| | | S: |
| 20 | | Communication link diagnosis TXD | B: Engine control module I (DME) |
| | | S: |