| Number | X-pin, color | Description |
|---|---|---|
| X12 | 15-pin, black | Connector Light module |
| X38 | 15-pin, white | Connector Light module |
| X10117 | 54-pin, black | Connector Light module |
| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|---|---|---|
| 1 | Not used | ||
| 2 | A | Left tail light | Tail light I left |
| 3 | A | Right front turn light | Right front auxiliary turn light |
| 4 | A | Right front turn light | Right front turn signal lamp |
| 5 | A | Left license plate light | Left license plate light |
| 6 | A | Right parking light | Right parking light |
| 7 | M | Control module ground | Ground point |
| 8 | A | Rear left turn light | Tail light I left |
| 9 | A | Left brake light | Tail light I left |
| 10 | A | Center brake light | High level stop light |
| 11 | A | Left low beam light | Low beam light, left |
| 12 | A | Right license plate light | Right license plate light |
| 13 | A | Right high beam light | Right high beam |
| 14 | Not used | ||
| 15 | E | Terminal 30 voltage supply | Fuse F105 |
| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|---|---|---|
| 1 | A | Nighttime illumination signal line | Terminal 58 splice |
| 2 | M | Control module ground | Ground splice |
| 3 | A | Right low beam light | Low beam light, right |
| 4 | Not used | ||
| 5 | A | Driver's door panel warning light | Driver's door panel warning light |
| 6 | A | Left high beam light | Left high beam |
| 7 | A | Left front turn light | Left front turn signal lamp |
| 8 | E | Terminal 30 voltage supply | Fuse F101 |
| 9 | Not used | ||
| 10 | A | Right back-up light | Reversing lights |
| 11 | A | Left parking light | Left parking light |
| 12 | A | LH rear turn light | Tail light I right |
| 13 | A | Passenger's door panel warning light | Passenger's door panel warning light |
| 14 | A | Right brake light | Tail light I right |
| 15 | A | Left rear fog light | Rear fog light |
| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|---|---|---|
| 1 | A | Illumination switch | Light switch |
| 2 | Not used | ||
| 3 | Not used | ||
| 4 | Not used | ||
| 5 | Not used | ||
| 6 | Not used | ||
| 7 | E | Hazard lights ON signal | Hazard warning flasher switch |
| 8 | Not used | ||
| 9 | A | Diagnostic signal Brake light | Tail light I right |
| 10 | Not used | ||
| 11 | A | Diagnostic signal Turn light | Right front turn signal lamp |
| 12 | A | Diagnostic signal Turn light | Tail light I left |
| 13 | E | Voltage supply terminal R | Fuse F30 |
| 14 | Not used | ||
| 15 | E | Oil level - thermal | Engine control module (DME) |
| 16 | E | Dimmer signal | Dimmer |
| 17 | A | Right tail light | Tail light I right |
| 18 | A | Left front turn light | Left front auxiliary turn light |
| 19 | A | Hazard switch illumination | Hazard warning flasher switch |
| 20 | Not used | ||
| 21 | Not used | ||
| 22 | Not used | ||
| 23 | Not used | ||
| 24 | A | Diagnostic signal Turn light | Tail light I right |
| 25 | E | Brake light signal | Brake light switch |
| 26 | Not used | ||
| 27 | A | Headlight widening control module power | Headlight widening control module |
| 28 | Not used | ||
| 29 | A | Power Dimmer | Dimmer |
| 30 | A | Signal, left/right turn signal indicator | Combination switch |
| 31 | E | Terminal 15 | Fuse F24 |
| 32 | Not used | ||
| 33 | E | Signal, low beam headlight ON | Light switch |
| 34 | Not used | ||
| 35 | Not used | ||
| 36 | E/A | K-bus signal line | K-bus splice |
| 37 | Not used | ||
| 38 | Not used | ||
| 39 | E | Back up signal | Electrochromic interior rear-view mirror with integrated interior lights |
| 40 | Not used | ||
| 41 | E | Brake fluid level | Brake fluid level switch |
| 42 | Not used | ||
| 43 | Not used | ||
| 44 | Not used | ||
| 45 | E | Rear fog lights ON signal | Fog light switch |
| 46 | Not used | ||
| 47 | Not used | ||
| 48 | A | Diagnostic signal Turn light | Left front turn signal lamp |
| 49 | A | Diagnostic signal Brake light | Tail light I left |
| 50 | E | Signal, high beam/headlight flasher | Combination switch |
| 51 | E | Signal, side lights ON | Light switch |
| 52 | Not used | ||
| 53 | Not used | ||
| 54 | Not used | ||