| Pin | Type | Description / Signal type | Connection /
Measuring notes |
|---|
| 1 | A | Signal Rear left direction indicator | Connector Rear left direction indicator |
| | | |
| 2 | A | Activation, right bi-xenon headlight | Right headlight |
| | | |
| 3 | A | Signal, right auxiliary direction indicator light | Direction indicator light repeater, front right |
| | | |
| 4 | E | Data cable | Dynamic stability control (DSC) |
| | | |
| 5 | A | Signal, left brake light | Tail light, left |
| | | |
| 6 | E | Terminal 30 | Fuse F106 |
| | | |
| 7 | A | Signal, left low beam light | Left headlight |
| | | |
| 8 | A | Signal, right high beam light | Right headlight |
| | | |
| 9 | E | Data cable | Trailer module |
| | | |
| 10 | A | Signal Right brake light | Connector Right brake light |
| | | |
| 11 | A | Signal, front right direction indicator | Right headlight |
| | | |
| 12 | A | Signal, left/right direction indicator switch | Direction indicator/high beam headlight switch |
| | | |
| 13 | A | Signal, high beam/headlight flasher switch | Direction indicator/high beam headlight switch |
| | | |
| 14 | A | Signal, rear load sensor | Ride height sensor |
| | | |
| 15 | E | Terminal 15 | Fuse F32 |
| | | |
| 16 | A | Signal, centre brake light | Auxiliary brake light |
| | | |
| 17 | A | Signal, licence plate light | Connector Licence plate lights |
| | | |
| 18 | A | Signal, left auxiliary direction indicator light | Direction indicator light repeater, front left |
| | | |
| 19 | A | Signal ground, front load sensor | Load sensor, headlight vertical aim control |
| | | |
| 20 | | Not used | |
| | | |
| 21 | E/A | K-bus signal | K-bus connector |
| | | |
| 22 | A | Signal, front load sensor | Load sensor, headlight vertical aim control |
| | | |
| 23 | A | Signal, +5 V front load sensor | Load sensor, headlight vertical aim control |
| | | |
| 24 | A | Signal, hazard warning switch | Hazard warning/central locking switch |
| | | |
| 25 | E | Brake light | Connector Brake light |
| | | |
| 26 | A | Signal, CD changer AF - | Ride height sensor |
| | | |
| 27 | E | Terminal R | Fuse F9 |
| | | |
| 28 | A | Signal, fog light relay activation | Fog light relay |
| | | |
| 29 | A | Tail light | Tail light, right |
| | | |
| 30 | A | Tail light | Tail light, left |
| | | |
| 31 | M | Ground | Ground connector |
| | | |
| 32 | M | Ground | Ground point |
| | | |
| 33 | E | Terminal 30 | Fuse F107 |
| | | |
| 34 | A | Signal, right low beam light | Right headlight |
| | | |
| 35 | A | Signal, left high beam light | Left headlight |
| | | |
| 36 | A | Activation, left bi-xenon headlight | Left headlight |
| | | |
| 37 | | Not used | |
| | | |
| 38 | | Not used | |
| | | |
| 39 | A | Signal, headlight vertical aim control Q22 motor, left | Stepper motor for headlight vertical aim control, left |
| | | |
| 40 | A | Signal, headlight vertical aim control Q11 motor, left | Stepper motor for headlight vertical aim control, left |
| | | |
| 41 | A | Signal, headlight vertical aim control Q12 motor, left | Stepper motor for headlight vertical aim control, left |
| | | |
| 42 | A | Signal, headlight vertical aim control Q21 motor, left | Stepper motor for headlight vertical aim control, left |
| | | |
| 43 | A | Signal Rear right direction indicator | Tail light, right |
| | | |
| 44 | A | USA: Signal Rear right direction indicator | Trailer module |
| | | |
| 44 | A | Not USA: Signal, front right parking light | Not USA: Right headlight |
| | | |
| 45 | A | Not USA: Signal, front left parking light | Left headlight |
| | | |
| 45 | A | USA: Signal Rear left direction indicator | Trailer module |
| | | |
| 46 | A | Signal ground, rear load sensor | Ride height sensor |
| | | |
| 47 | A | Signal Locator lighting | Connector, instrument and locator lighting |
| | | |
| 48 | A | Signal, lamp in hazard warning switch | Hazard warning/central locking switch |
| | | |
| 49 | A | Signal, rear fog light | LHD: Tail light, inner left RHD: Tail light, inner right |
| | | |
| 50 | A | Signal, front left direction indicator | Left headlight |
| | | |
| 51 | A | Signal, headlight vertical aim control Q22 motor, right | Stepper motor for headlight vertical aim control, right |
| | | |
| 52 | A | Signal, headlight vertical aim control Q11 motor, right | Stepper motor for headlight vertical aim control, right |
| | | |
| 53 | A | Signal, headlight vertical aim control Q12 motor, right | Stepper motor for headlight vertical aim control, right |
| | | |
| 54 | A | Signal, headlight vertical aim control Q21 motor, right | Stepper motor for headlight vertical aim control, right |
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