| A | Battery |
| B | Starter |
| J519 | Vehicle voltage control unit |
| SA2 | Fuse 2 on fuse holder A |
| T18a | 18-pin connector, at onboard supply control unit (brown) |
| 1 | Earth strap, battery body |
| 2 | Earth strap, gearbox - body |
| 671 | Earth point 1 at front left longitudinal member |
| B315 | Positive connection 1 (30a) in main wiring harness |
| B316 | Positive connection 2 (30a) in main wiring harness |
| B317 | Positive connection 3 (30a) in main wiring harness |
| * | for petrol engines |
| ** | for diesel engines |
| B | Starter |
| D | Ignition starter switch |
| J519 | Vehicle voltage control unit |
| SB19 | Fuse 19 on fuse holder B |
| T8a | 8-pin connector, at ignition starter switch |
| T18a | 18-pin connector, at onboard supply control unit (brown) |
| 370 | Earth connection 5 in main wiring harness |
| B273 | Positive connection (15) in main wiring harness |
| B316 | Positive connection 2 (30a) in main wiring harness |
| B518 | Connection (86s), in main wiring harness |
| B626 | Positive connection 2 (15) in main wiring harness |
| * | not valid for vehicles with automatic gearbox |
| J59 | X contact relief relay |
| J519 | Vehicle voltage control unit |
| SA11 | Fuse 11 on fuse holder A |
| T5a | 5-pin connector, at onboard supply control unit (black) |
| T6j | 6-pin connector, at onboard supply control unit (brown) |
| T18a | 18-pin connector, at onboard supply control unit (brown) |
| 366 | Earth connection 1 in main wiring harness |
| 367 | Earth connection 2 in main wiring harness |
| 368 | Earth connection 3 in main wiring harness |
| 369 | Earth connection 4 in main wiring harness |
| 371 | Earth connection 6 in main wiring harness |
| 372 | Earth connection 7 in main wiring harness |
| 373 | Earth connection 8 in main wiring harness |
| 687 | Earth point 1 on the middle tunnel |
| B346 | Connection 1 (75) in main wiring harness |
| B623 | Connection 1 (75x) in main wiring harness |
| E1 | Light switch |
| E23 | Fog light and rear fog light switch |
| J277 | Day driving lights relay, Side light, Tail light |
| J519 | Vehicle voltage control unit |
| J745 | Cornering light and headlight range control, control unit |
| L9 | Lamp for light switch illumination |
| SB35 | Fuse 35 on fuse holder B |
| T6c | 6-pin connector, at onboard supply control unit (black) |
| T17a | 17-pin connector, at light switch |
| 367 | Earth connection 2 in main wiring harness |
| B274 | Positive connection (58L) in main wiring harness |
| B316 | Positive connection 2 (30a) in main wiring harness |
| B340 | Connection 1 (58d) in main wiring harness |
| B346 | Connection 1 (75) in main wiring harness |
| B543 | Positive connection (58R) in main wiring harness |
| * | for vehicles with headlight washer system |
| ** | for vehicles with day driving lights |
| *** | for vehicles with fog light / static cornering light |
| J519 | Vehicle voltage control unit |
| L1 | 2-filament lamp for left headlight |
| L2 | 2-filament lamp for right headlight |
| M1 | Side light bulb, left |
| M3 | Side light bulb, right |
| SB17 | Fuse 17 on fuse holder B |
| SB18 | Fuse 18 on fuse holder B |
| SB36 | Fuse 36 on fuse holder B |
| SB57 | Fuse 57 on fuse holder B |
| SB58 | Fuse 58 on fuse holder B |
| T10a | 10-pin connector, at left headlight |
| T10b | 10-pin connector, at right headlight |
| 12 | Earth point on left in engine compartment |
| 374 | Earth connection 9 in main wiring harness |
| B274 | Positive connection (58L) in main wiring harness |
| B456 | Connection (56b) in main wiring harness |
| B543 | Positive connection (58R) in main wiring harness |
| B620 | Positive connection 2 (58L) in main wiring harness |
| B629 | Connection (56a) in main wiring harness |
| E2 | Turn signal light switch |
| E4 | Headlight dipper/flasher switch |
| E19 | Parking light switch |
| J519 | Vehicle voltage control unit |
| T16a | 16-pin connector, at onboard supply control unit (black) |
| T41a | 41-pin connector, at steering column switch |
| 369 | Earth connection 4 in main wiring harness |
| B274 | Positive connection (58L) in main wiring harness |
| B316 | Positive connection 2 (30a) in main wiring harness |
| B456 | Connection (56b) in main wiring harness |
| B543 | Positive connection (58R) in main wiring harness |
| E229 | Hazard warning lights button |
| J519 | Vehicle voltage control unit |
| K6 | Hazard warning light system warning lamp |
| L76 | Bulb for button lighting |
| M5 | Turn signal bulb, front left |
| M7 | Turn signal bulb, front right |
| M18 | Side turn signal bulb, left |
| M19 | Side turn signal bulb, right |
| T6c | 6-pin connector, at onboard supply control unit (black) |
| T6e | 6-pin connector, at hazard warning lights button |
| T16a | 16-pin connector, at onboard supply control unit (black) |
| 12 | Earth point on left in engine compartment |
| 368 | Earth connection 3 in main wiring harness |
| 374 | Earth connection 9 in main wiring harness |
| 375 | Earth connection 10 in main wiring harness |
| 376 | Earth connection 11 in main wiring harness |
| 377 | Earth connection 12 in main wiring harness |
| B630 | Positive connection (left turn signal) in main wiring harness |
| B631 | Positive connection (right turn signal) in main wiring harness |
| J519 | Vehicle voltage control unit |
| L46 | Rear fog light bulb, left |
| M4 | Tail light bulb, left |
| M6 | Turn signal bulb, rear left |
| M9 | Brake light bulb, left |
| M16 | Reversing light bulb, left |
| SB37 | Fuse 37 on fuse holder B |
| T6l | 6-pin connector, on left tail light |
| 50 | Earth point in luggage compartment, left |
| 378 | Earth connection 13 in main wiring harness |
| B335 | Connection 1 (54) in main wiring harness |
| B520 | Connection (RF) in main wiring harness |
| B620 | Positive connection 2 (58L) in main wiring harness |
| B630 | Positive connection (left turn signal) in main wiring harness |
| J519 | Vehicle voltage control unit |
| L47 | Rear fog light bulb, right |
| M2 | Tail light bulb, right |
| M8 | Turn signal bulb, rear right |
| M10 | Brake light bulb, right |
| M17 | Reversing light bulb, right |
| T6m | 6-pin connector, on right tail light |
| 366 | Earth connection 1 in main wiring harness |
| B335 | Connection 1 (54) in main wiring harness |
| B520 | Connection (RF) in main wiring harness |
| B631 | Positive connection (right turn signal) in main wiring harness |
| F | Brake light switch |
| F4 | Reversing light switch |
| F47 | Brake pedal switch |
| J519 | Vehicle voltage control unit |
| J623 | Engine control unit |
| M25 | Bulb for high level brake light |
| T4d | 4-pin connector, at brake pedal switch |
| T6o | 6-pin connector, at onboard supply control unit (black) |
| T10c | 10-pin connector, in luggage compartment, left |
| X | Number plate light |
| 50 | Earth point in luggage compartment, left |
| 98 | Earth connection in rear lid wiring harness |
| B279 | Positive connection 3 (15a) in main wiring harness |
| B335 | Connection 1 (54) in main wiring harness |
| B350 | Positive connection 1 (87a) in main wiring harness |
| B520 | Connection (RF) in main wiring harness |
| B620 | Positive connection 2 (58L) in main wiring harness |
| * | not valid for vehicles with automatic gearbox |
| ** | for petrol engines |
| *** | for diesel engines |
| E102 | Headlight range control adjuster |
| J519 | Vehicle voltage control unit |
| L54 | Bulb for lighting of headlight range control adjuster |
| T8b | 8-pin connector, at headlight range control adjuster |
| T10a | 10-pin connector, at left headlight |
| T10b | 10-pin connector, at right headlight |
| V48 | Headlight range control motor, left |
| V49 | Headlight range control motor, right |
| 369 | Earth connection 4 in main wiring harness |
| 374 | Earth connection 9 in main wiring harness |
| B340 | Connection 1 (58d) in main wiring harness |
| B455 | Connection (HRC) in main wiring harness |
| E22 | Intermittent wiper switch |
| E34 | Rear wiper switch |
| E38 | Intermittent wiper control |
| J519 | Vehicle voltage control unit |
| T4a | 4-pin connector, at windscreen wiper motor |
| T5a | 5-pin connector, at onboard supply control unit (black) |
| T5c | 5-pin connector, at onboard supply control unit (brown) |
| T16a | 16-pin connector, at onboard supply control unit (black) |
| T18a | 18-pin connector, at onboard supply control unit (brown) |
| T41a | 41-pin connector, at steering column switch |
| V | Windscreen wiper motor |
| 369 | Earth connection 4 in main wiring harness |
| 370 | Earth connection 5 in main wiring harness |
| 687 | Earth point 1 on the middle tunnel |
| B621 | Connection 1 (53c) in main wiring harness |
| B622 | Connection (windscreen wiper) in main wiring harness |
| E234 | Rear lid handle release button |
| J519 | Vehicle voltage control unit |
| T4c | 4-pin connector, at rear window wiper motor |
| T10c | 10-pin connector, in luggage compartment, left |
| V12 | Rear window wiper motor |
| V59 | Windscreen and rear window washer pump |
| 98 | Earth connection in rear lid wiring harness |
| B621 | Connection 1 (53c) in main wiring harness |
| B622 | Connection (windscreen wiper) in main wiring harness |
| for vehicles with central locking |
| E230 | Heated rear window button |
| J519 | Vehicle voltage control unit |
| K10 | Heated rear window warning light |
| L76 | Bulb for button lighting |
| T1a | 1-pin connector, in rear lid |
| T1b | 1-pin connector, in rear lid |
| T5c | 5-pin connector, at onboard supply control unit (brown) |
| T6b | 6-pin connector, at heated rear window button |
| T6c | 6-pin connector, at onboard supply control unit (black) |
| T10c | 10-pin connector, in luggage compartment, left |
| Z1 | Heated rear window |
| 98 | Earth connection in rear lid wiring harness |
| 368 | Earth connection 3 in main wiring harness |
| B340 | Connection 1 (58d) in main wiring harness |
| B341 | Connection 2 (58d) in main wiring harness |
| * | valid for vehicles with sheet metal rear lid |
| valid for vehicles with plastic rear lid |
| F2 | Door contact switch, driver side |
| F3 | Door contact switch, front passenger side |
| J519 | Vehicle voltage control unit |
| T18a | 18-pin connector, at onboard supply control unit (brown) |
| T28a | 28-pin connector, on the left A-pillar |
| T28b | 28-pin connector, on the right A-pillar |
| 205 | Earth connection, in driver door wiring harness |
| 372 | Earth connection 7 in main wiring harness |
| 373 | Earth connection 8 in main wiring harness |
| J317 | Terminal 30 voltage supply relay |
| J519 | Vehicle voltage control unit |
| T3a | 3-pin connector, on the bulb of the front interior light |
| T3b | 3-pin connector, on the bulb of the rear interior light |
| T5a | 5-pin connector, at onboard supply control unit (black) |
| T6j | 6-pin connector, at onboard supply control unit (brown) |
| W1 | Front interior light |
| W13 | Front passenger reading light |
| W19 | Reading lamp, driver side |
| W43 | Rear interior light |
| 372 | Earth connection 7 in main wiring harness |
| B559 | Positive connection 1 (30g) in main wiring harness |
| B632 | Connection (interior light, 31) in main wiring harness |
| * | for vehicles without optional equipment |
| for vehicles with optional equipment |
| E233 | Rear lid remote release button |
| F256 | Rear lid lock unit |
| J519 | Vehicle voltage control unit |
| L76 | Bulb for button lighting |
| T4b | 4-pin connector, at rear lid remote release button |
| T4e | 4-pin connector, rear lid lock unit |
| T5c | 5-pin connector, at onboard supply control unit (brown) |
| T6k | 6-pin connector, at onboard supply control unit (red) |
| T6o | 6-pin connector, at onboard supply control unit (black) |
| T10c | 10-pin connector, in luggage compartment, left |
| T28a | 28-pin connector, on the left A-pillar |
| V53 | Central locking motor in rear lid |
| 98 | Earth connection in rear lid wiring harness |
| 205 | Earth connection, in driver door wiring harness |
| 370 | Earth connection 5 in main wiring harness |
| B340 | Connection 1 (58d) in main wiring harness |
| B447 | Connection (luggage compartment light) in main wiring harness |
| F350 | Coil |
| H | Horn activation |
| H2 | High tone horn |
| H7 | Low tone horn |
| J519 | Vehicle voltage control unit |
| T5c | 5-pin connector, at onboard supply control unit (brown) |
| T8d | 8-pin connector, on the coil |
| T18a | 18-pin connector, at onboard supply control unit (brown) |
| T41a | 41-pin connector, at steering column switch |
| 369 | Earth connection 4 in main wiring harness |
| 379 | Earth connection 14 in main wiring harness |
| 672 | Earth point 2 at front left longitudinal member |
| * | Optional equipement |
| A25 | Voltage transformer, 12 V/5 V |
| E192 | Heated driver seat switch |
| E193 | Heated front passenger seat switch |
| J217 | Automatic gearbox control unit |
| J519 | Vehicle voltage control unit |
| J667 | Power output module for left headlight |
| J668 | Power output module for right headlight |
| SB12 | Fuse 12 on fuse holder B |
| SB13 | Fuse 13 on fuse holder B |
| SB14 | Fuse 14 on fuse holder B |
| SB15 | Fuse 15 on fuse holder B |
| SB16 | Fuse 16 on fuse holder B |
| SB25 | Fuse 25 on fuse holder B |
| SB26 | Fuse 26 on fuse holder B |
| SB27 | Fuse 27 on fuse holder B |
| B277 | Positive connection 1 (15a) in main wiring harness |
| * | not valid for vehicles with automatic gearbox |
| ** | on vehicles with pre-installation for navigation system Via Michelin |
| *** | on vehicles with Bi - halogen headlight - dynamic cornering light |
| for vehicles with automatic gearbox |
| J285 | Control unit in dash panel insert |
| J519 | Vehicle voltage control unit |
| K | Dash panel insert |
| K1 | Main beam warning light |
| K13 | Rear fog light warning light |
| K17 | Fog light warning light |
| K60 | Dipped beam and rear lights warning light |
| L10 | Bulb for dash panel insert lighting |
| T8c | 8-pin connector, at dash panel insert |
| T32a | 32-pin connector, at dash panel insert |
| Y2 | Digital clock |
| 370 | Earth connection 5 in main wiring harness |
| 410 | Earth connection 1 (sender earth) in main wiring harness |
| B456 | Connection (56b) in main wiring harness |
| B629 | Connection (56a) in main wiring harness |
| G3 | Coolant temperature gauge |
| G5 | Rev. Counter |
| J285 | Control unit in dash panel insert |
| J519 | Vehicle voltage control unit |
| K | Dash panel insert |
| K2 | Alternator warning light |
| K18 | Trailer operation warning light |
| K47 | ABS warning light |
| K65 | Left turn signal warning light |
| K75 | Airbag warning light |
| K86 | Traction control system warning light |
| K92 | Servotronic warning light |
| K94 | Right turn signal warning light |
| K155 | ESP and TCS warning light |
| T16a | 16-pin connector, at onboard supply control unit (black) |
| T32a | 32-pin connector, at dash panel insert |
| B383 | Connection 1 (drive train CAN bus High) in main wiring harness |
| B390 | Connection 1 (drive train CAN bus Low) in main wiring harness |
| * | for vehicles with TCS |
| ** | for vehicles with ESP |
| E91 | Function selection switch |
| E92 | Reset button |
| G17 | Ambient temperature sensor |
| J119 | Multi-function display |
| J285 | Control unit in dash panel insert |
| J519 | Vehicle voltage control unit |
| K | Dash panel insert |
| K116 | Rear lid open warning light |
| K166 | Door open warning light |
| K171 | Bonnet open warning light |
| K220 | Warning light for tyre pressure display |
| K231 | Diesel particle filter warning light |
| K247 | Warning light for cornering light |
| T32a | 32-pin connector, at dash panel insert |
| * | Optional equipement |
| ** | for vehicles with multi-function display |
| *** | for vehicles with diesel particle filter |
| D2 | Immobilizer reading coil |
| H3 | Buzzer and gong |
| J285 | Control unit in dash panel insert |
| J362 | Immobilizer control unit |
| J519 | Vehicle voltage control unit |
| K | Dash panel insert |
| K117 | Immobilizer warning light |
| K169 | Selector lever lock warning light |
| T8c | 8-pin connector, at dash panel insert |
| T16a | 16-pin connector, at onboard supply control unit (black) |
| T32a | 32-pin connector, at dash panel insert |
| Y6 | Selector lever position indicator |
| B274 | Positive connection (58L) in main wiring harness |
| B543 | Positive connection (58R) in main wiring harness |
| * | for vehicles with automatic gearbox |
| F9 | Handbrake warning switch |
| F34 | Brake fluid level warning contact |
| G32 | Coolant shortage indicator sender |
| G33 | Windscreen washer fluid level sender |
| J285 | Control unit in dash panel insert |
| J519 | Vehicle voltage control unit |
| K | Dash panel insert |
| K7 | Dual circuit and hand brake system warning light |
| K28 | Coolant temperature and coolant shortage indicator warning light |
| K106 | Washer fluid low warning lamp |
| T18b | 18-pin connector, at onboard supply control unit (black) |
| T32a | 32-pin connector, at dash panel insert |
| 368 | Earth connection 3 in main wiring harness |
| 377 | Earth connection 12 in main wiring harness |
| 410 | Earth connection 1 (sender earth) in main wiring harness |
| B397 | Connection 1 (convenience CAN bus, High) in main wiring harness |
| B406 | Connection 1 (convenience CAN bus, Low) in main wiring harness |
| * | Optional equipement |
| E24 | Belt switch - driver side |
| E25 | Belt switch - front passenger side |
| G452 | Pressure sensor for seat occupied recognition |
| J285 | Control unit in dash panel insert |
| J519 | Vehicle voltage control unit |
| K | Dash panel insert |
| K19 | Seat belt warning light |
| T6an | 6-pin connector, under front passenger seat (red) |
| T6ao | 6-pin connector, under front passenger seat (brown) |
| T6d | 6-pin connector, under driver seat (red) |
| T32a | 32-pin connector, at dash panel insert |
| 369 | Earth connection 4 in main wiring harness |
| * | Optional equipement |
| F266 | Bonnet contact switch |
| G34 | Brake lining/pad wear sender, front left |
| J285 | Control unit in dash panel insert |
| J519 | Vehicle voltage control unit |
| K | Dash panel insert |
| K32 | Brake pad/lining warning light |
| T8c | 8-pin connector, at dash panel insert |
| T16a | 16-pin connector, at onboard supply control unit (black) |
| 375 | Earth connection 10 in main wiring harness |
| 410 | Earth connection 1 (sender earth) in main wiring harness |
| * | for vehicles with Extended servicing intervals (ESI) and or with anti-theft alarm system |
| ** | Optional equipement |
| J519 | Vehicle voltage control unit |
| J533 | Data bus diagnostic interface |
| T16a | 16-pin connector, at onboard supply control unit (black) |
| T16b | 16-pin connector, at onboard supply control unit (black) |
| T18a | 18-pin connector, at onboard supply control unit (brown) |
| 372 | Earth connection 7 in main wiring harness |
| B625 | Connection (diagnosis wire K), in main wiring harness |
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