| B | Starter |
| C | Alternator |
| D | Ignition/starter switch |
| J59 | X contact relief relay |
| J207 | Starter inhibitor relay |
| J285 | Control unit with display in dash panel insert |
| S243 | Fuse 43 in fuse box |
| T9 | 9-pin connector, brown, at starter inhibitor relay |
| T32 | 32-pin connector, blue, on dash panel insert |
| A2 | Positive (+) connection (15), in dash panel wiring harness |
| A17 | Connection (61), in dash panel wiring harness |
| A19 | Connection (58s), in dash panel wiring harness (switch illumination) |
| A21 | Connection (86s), in dash panel wiring harness |
| A52 | Positive (+) connection 2 (30), in dash panel wiring harness |
| * | Models with manual gearbox |
| ** | Models with automatic gearbox |
| E1 | Lighting switch |
| E2 | Turn signal switch |
| E3 | Hazard warning light switch |
| E4 | Headlight dipper/flasher switch |
| E19 | Parking light switch |
| E23 | Front and rear fog light switch |
| K13 | Rear fog light warning lamp |
| K17 | Fog light warning lamp |
| L9 | Lighting switch light bulb |
| L22 | Fog light bulb, left |
| L23 | Fog light bulb, right |
| L40 | Front and rear fog light switch illumination bulb |
| L46 | Rear fog light bulb, left |
| S3 | Fuse in fuse box |
| S236 | Fuse 36 in fuse box |
| 81 | Earth connection -1-, in dash panel wiring harness |
| A34 | Connection (75x), in dash panel wiring harness |
| A43 | Connection (57L), in dash panel wiring harness |
| A44 | Connection (57R), in dash panel wiring harness |
| A51 | Connection (56), in dash panel wiring harness |
| J123 | Bulb monitoring device |
| J285 | Control unit with display in dash panel insert |
| J344 | Right gas discharge lamp control unit |
| K1 | Main beam warning lamp |
| L14 | Right gas discharge lamp |
| M2 | Tail light bulb, right |
| M3 | Side light bulb, right |
| M7 | Turn signal bulb, front right |
| M19 | Side turn signal bulb, right |
| M32 | Main beam bulb, right |
| S18 | Fuse in fuse box |
| S20 | Fuse in fuse box |
| S22 | Fuse in fuse box |
| T10ao | 10-pin connector, on headlight, right |
| T10ay | 10-pin connector, pink, connector point, A pillar, right |
| T32 | 32-pin connector, blue, on dash panel insert |
| 176 | Earth connection, in right headlight wiring harness |
| A5 | Positive (+) connection (right turn signal), in dash panel wiring harness |
| N26 | Connection (turn signal, right), in additional turn signal wiring harness |
| * | Models without driver information system |
| ** | Models with driver information system |
| J123 | Bulb monitoring device |
| J343 | Left gas discharge lamp control unit |
| L13 | Left gas discharge lamp |
| M1 | Side light bulb, left |
| M4 | Tail light bulb, left |
| M5 | Turn signal bulb, front left |
| M18 | Side turn signal bulb, left |
| M30 | Main beam bulb, left |
| S19 | Fuse in fuse box |
| S21 | Fuse in fuse box |
| S223 | Fuse 23 in fuse box |
| T10a | 10-pin connector, pink, connector point, A pillar, left |
| T10an | 10-pin connector, on headlight, left |
| 179 | Earth connection, in left headlight wiring harness |
| A6 | Positive (+) connection (left turn signal), in dash panel wiring harness |
| N25 | Connection (turn signal, left), in additional turn signal wiring harness |
| * | Models without driver information system |
| ** | Models with driver information system |
| G76 | Vehicle level sender, rear left |
| G78 | Vehicle level sender, front left |
| J104 | ABS with EDL control unit |
| J285 | Control unit with display in dash panel insert |
| J431 | Headlight range control, control unit |
| S10 | Fuse in fuse box |
| T4ao | 4-pin connector, black, under rear seat, left |
| T10a | 10-pin connector, pink, connector point, A pillar, left |
| T10aw | 10-pin connector, black, connector point, A pillar, right |
| T16a | 16-pin connector, diagnosis connection |
| T17f | 17-pin connector, black, in 8-point relay carrier, behind driver's storage compartment |
| T32a | 32-pin connector, green, on dash panel insert |
| 213 | Earth connection -4-, in dash panel wiring harness |
| A127 | Connection (rear left speed sensor), in dash panel wiring harness |
| A159 | Connection (L), in dash panel wiring harness |
| * | Models with ABS 5.7 |
| ** | Models with ABS 5.3 and electronic stability program (ESP), allroad models |
| J431 | Headlight range control, control unit |
| T10a | 10-pin connector, pink, connector point, A pillar, left |
| T10b | 10-pin connector, red, connector point, A pillar, left |
| T10an | 10-pin connector, on headlight, left |
| T10ao | 10-pin connector, on headlight, right |
| T10ay | 10-pin connector, pink, connector point, A pillar, right |
| V48 | Headlight range control motor, left |
| V49 | Headlight range control motor, right |
