| Pin | Type | Description / Signal type | Connection /
Measuring notes |
|---|
| 1 | E | Terminal 30 voltage supply | Fuse F63 |
| | | |
| 2 | E | Initialization, tire failure indicator | Switching center |
| | | |
| 3 | A | Signal, rear right wheel speed | Engine control module (DME) Digital diesel electronics control unit |
| | | |
| 4 | E | Signal, DSC passive button | Switching center |
| | | |
| 5 | E | Brake fluid level | Brake fluid level switch |
| | | |
| 6 | E | Engine speed sensor signal | Right front speed sensor |
| | | |
| 7 | A | Signal, light module | Light module |
| | | |
| 8 | | Not used | |
| | | |
| 9 | | Not used | |
| | | |
| 10 | | Not used | |
| | | |
| 11 | A | HDC indicator lamp | Switching center |
| | | |
| 12 | | Not used | |
| | | |
| 13 | M | Ground | Ground point |
| | | |
| 14 | | Not used | |
| | | |
| 15 | A | Signal, rear left wheel speed | Left rear wheel speed splice |
| | | |
| 16 | A | ABS malfunction indicator lamp | Instrument cluster Integrated instrument cluster control module (IKE) |
| | | |
| 17 | A/E | Communication line data link TXD | Electric pressure actuator EDS2 |
| | | |
| 18 | E | Engine speed sensor signal | Right front speed sensor |
| | | |
| 19 | E | Engine speed sensor signal | Right rear speed sensor |
| | | |
| 20 | E | Engine speed sensor signal | Left rear speed sensor |
| | | |
| 21 | E | Engine speed sensor signal | Left front speed sensor |
| | | |
| 22 | | Not used | |
| | | |
| 23 | | Not used | |
| | | |
| 24 | A/E | CAN-bus low | CAN LOW connector |
| | | |
| 25 | E | Terminal 30 voltage supply | Fuse F55 |
| | | |
| 26 | | Not used | |
| | | |
| 27 | A | Signal, front right wheel speed | Navigation control module |
| | | |
| 28 | A | Signal, front left wheel speed | Navigation control module |
| | | |
| 29 | | Not used | |
| | | |
| 30 | E | Brake light signal | Brake light switch |
| | | |
| 31 | E | Engine speed sensor signal | Right rear speed sensor |
| | | |
| 32 | E | Signal, terminal 87 | Fuse F51 |
| | | |
| 33 | E | Engine speed sensor signal | Left rear speed sensor |
| | | |
| 34 | E | Engine speed sensor signal | Left front speed sensor |
| | | |
| 35 | E | Signal, HDC switch | Switching center |
| | | |
| 36 | | Not used | |
| | | |
| 37 | A/E | CAN-bus high | CAN HIGH connector |
| | | |
| 38 | M | Ground | Ground point |
| | | |