Light Module X12 Connector End View
Pin Assignments at Plug Connector X12
| Pin | Type | Description /Signal type | Connection /Measuring notes |
|---|---|---|---|
| 1 | -- | Not occupied | |
| 2 | -- | Not occupied | |
| 3 | A | Signal, licence plate light | Licence plate light with reversing light, left |
| 4 | A | Signal, left direction indicator light | Tail light, left |
| 5 | A | Signal, right tail light | Tail light, inner right |
| 6 | A | Signal, fog light | Right fog light |
| 7 | -- | Not occupied | |
| 8 | -- | Not occupied | |
| 9 | E | Supply, light module | Fuse F44 |
| 10 | A | Signal, right tail light | Tail light, right |
| 11 | A | Signal, right direction indicator light | Right headlight |
| 12 | A | Signal, high beam | Left headlight |
| 13 | -- | Not occupied | |
| 14 | E/A | Signal, CAN-bus | CAN-bus connector |
| 15 | A | Signal, low beam | Right headlight |
| 16 | -- | Not occupied | |
| 17 | A | Signal, LED automatic high beam | Light switch unit |
| 18 | A | Brake light switch supply | Brake light switch |
| 19 | E | Not occupied | Light switch unit |
| 20 | A | Signal, headlight vertical aim control motor | Right headlight |
| 21 | A | Signal, headlight vertical aim control motor | Left headlight |
| 22 | A | Signal, left direction indicator light | Auxiliary direction indicator light, front left |
| 23 | A | Signal, rear fog light | Tail light, inner left |
| 24 | A | Signal, right direction indicator light | Right headlight |
| 25 | A | Signal, parking light | Left headlight |
| 26 | A | Signal, reversing light | Licence plate light with reversing light, right |
| 27 | -- | Not occupied | |
| 28 | E | Signal, direction indicator/dip switch | Steering column switch cluster |
| 29 | A | Signal, brake light | Center brake light |
| 30 | A | Signal, brake light | Tail light, right |
| 31 | E | Supply, light module | Car access control module |
| 32 | E/A | Signal, CAN-bus | CAN-bus connector |
| 33 | E | Signal, rear fog light switch | Light switch unit |
| 34 | E | Signal, fog light switch | Light switch unit |
| 35 | E | Signal, low beam switch | Light switch unit |
| 36 | E | Signal, locator lighting | Light switch unit |
| 37 | A | Signal, headlight vertical aim control motor | Right headlight |
| 38 | A | Signal, headlight vertical aim control motor | Left headlight |
| 39 | A | Signal, right direction indicator light | Auxiliary direction indicator light, front right |
| 40 | A | Signal, parking light | Right headlight |
| 41 | A | Signal, reversing light | Licence plate light with reversing light, left |
| 42 | A | Signal, brake light | Tail light, left |
| 43 | A | Signal, locator lighting | Connector, locator lighting |
| 44 | A | Signal, fog light | Left fog light |
| 45 | A | Signal, LED hazard flasher switch | A/C control module |
| 46 | -- | Not occupied | |
| 47 | E | Supply, light module | Power module |
| 48 | -- | Not occupied | |
| 49 | A | Signal, licence plate light | Licence plate light with reversing light, right |
| 50 | A | Signal, low beam | Right headlight |
| 51 | E | Brake light switch signal | Brake light switch |
| 52 | A | Signal, hazard flasher switch | A/C control module |
| 53 | A | Signal, low beam | Left headlight |
| 54 | -- | Not occupied | |
| 55 | E | Not occupied | |
| 56 | M | Ground | Ground point |
| 57 | M | Ground | Ground point |
| 58 | A | Signal, headlight vertical aim control motor | Right headlight |
| 59 | A | Signal, headlight vertical aim control motor | Left headlight |
| 60 | -- | Not occupied | |
| 61 | A | Signal, right direction indicator light | Tail light, right |
| 62 | A | Signal, rear fog light | Tail light, inner left |
| 63 | A | Signal, left direction indicator light | Left headlight |
| 64 | A | Signal, left tail light | Tail light, left |
| 65 | A | Reversing signal | Electrochromic interior rear view mirror |
| 66 | -- | Not occupied | |
| 67 | A | Signal, rear fog light | Tail light, inner right |
| 68 | A | Signal, left direction indicator light | Left headlight |
| 69 | A | Supply, instrument lighting dimmer | Light switch unit |
| 70 | M | Ground Light switch unit | Light switch unit |
| 71 | -- | Not occupied | |
| 72 | -- | Not occupied | |
| 73 | A | Signal, switch lighting | Light switch unit |
| 74 | E | Signal, instrument lighting dimmer | Light switch unit |
| 75 | A | Signal, headlight vertical aim control motor | Right headlight |
| 76 | A | Signal, headlight vertical aim control motor | Left headlight |