| A | Battery |
| B | Starter |
| C | Alternator |
| C1 | Voltage regulator |
 ">J519 | ">Onboard supply control unit |
| ">J623 | ">Engine control unit |
| S162 | Fuse 1 (30) in fuse holder on battery |
| S163 | Fuse 2 (30) in fuse holder on battery |
| S268 | Fuse 10 (30) in fuse holder on battery |
| T1j | Single pin connector, on starter |
| T2ak | 2-pin connector, in front engine compartment |
| T2ar | 2-pin connector, on alternator |
| T6g | 6-pin connector, in left engine compartment |
| T11b | 11-pin connector, in left engine compartment |
| T11c | 11-pin connector, in left engine compartment |
| T18b | 18-pin connector, on onboard supply control unit |
 "> 1 | ">Earth strap, battery - body |
| "> 49 | ">Earth point, near battery |
| 507 | Screw connection (30), on fuse holder on battery |
| F4 | Reversing light switch |
| G22 | Speedometer sender |
| ">J393 | ">Convenience system central control unit |
| ">J519 | ">Onboard supply control unit |
| SB37 | Fuse 37 on fuse holder B |
| SB38 | Fuse 38 on fuse holder B |
| SB40 | Fuse 40 on fuse holder B |
| SC1 | Fuse 1 on fuse holder C |
| SC3 | Fuse 3 on fuse holder C |
| SC14 | Fuse 14 on fuse holder C |
| T2al | 2-pin connector, on reversing light switch |
| T3i | 3-pin connector, on speedometer sender |
| T9k | 9-pin connector, in left engine compartment |
| T10a | 10-pin connector, behind right dash panel |
| T12d | 12-pin connector, in left engine compartment |
| T14a | 14-pin connector, in left engine compartment |
| T18b | 18-pin connector, on onboard supply control unit |
| T23a | 23-pin connector, on convenience system central control unit |
| B163 | Positive connection 1 (15), in interior wiring harness |
| J59 | X-contact relief relay |
| ">J519 | ">Onboard supply control unit |
| SC7 | Fuse 7 on fuse holder C |
| SC18 | Fuse 18 on fuse holder C |
| T5a | 5-pin connector, behind side trim on rear left, near wheel arch |
| T6d | 6-pin connector, on X-contact relief relay |
| T6s | 6-pin connector, on onboard supply control unit |
| T10a | 10-pin connector, behind right dash panel |
| T18b | 18-pin connector, on onboard supply control unit |
| B116 | Connection (58d), in interior wiring harness |
| B491 | Positive connection (75), in interior wiring harness |
| ** | models with day driving light |
| # | up to 10.03.06 |
| ## | from 10.03.06 |
| E229 | Hazard warning lights button |
| ">J519 | ">Onboard supply control unit |
| L28 | Cigarette lighter illumination bulb |
| L42 | Socket illumination bulb |
| L76 | Button illumination bulb |
| T1e | Single pin connector, on socket illumination bulb |
| T2u | 2-pin connector, on 12 V socket |
| T3e | 3-pin connector, on front interior light |
| T3g | 3-pin connector, on cigarette lighter |
| T5p | 5-pin connector, on onboard supply control unit |
| T6s | 6-pin connector, on onboard supply control unit |
| T6y | 6-pin connector, on onboard supply control unit |
| T6ac | 6-pin connector, on hazard warning lights button |
| U1 | Cigarette lighter |
| U5 | 12 V socket |
| W1 | Front interior light |
| 299 | Earth connection 14, in interior wiring harness |
| "> 606 | ">Earth point, under the centre console near selector lever |
| F5 | Luggage compartment light switch |
| ">J519 | ">Onboard supply control unit |
| SB25 | Fuse 25 on fuse holder B |
| SB27 | Fuse 27 on fuse holder B |
| SB28 | Fuse 28 on fuse holder B |
| SB39 | Fuse 39 on fuse holder B |
| SB41 | Fuse 41 on fuse holder B |
| T2m | 2-pin connector, on luggage compartment light |
| T5c | 5-pin connector, behind side trim on rear left, near wheel arch |
| T5j | 5-pin connector, on luggage compartment light switch/ contact switch in lock cylinder for rear lid, anti-theft alarm system and central locking system |
| T5n | 5-pin connector, on onboard supply control unit |
| T6y | 6-pin connector, on onboard supply control unit |
| T16a | 16-pin connector, diagnostic |
| W3 | Luggage compartment light |
| B156 | Positive connection (30a), in interior wiring harness |
| B172 | Positive connection 4 (30), in interior wiring harness |
| F | Brake light switch |
| F36 | Clutch pedal switch |
| F47 | Brake pedal switch |
| ">J519 | ">Onboard supply control unit |
| ">J623 | ">Engine control unit |
| SB42 | Fuse 42 on fuse holder B |
| SB48 | Fuse 48 on fuse holder B |
| T4l | 4-pin connector, on clutch pedal switch |
| T4m | 4-pin connector, on brake pedal switch |
| T5b | 5-pin connector, behind side trim on rear left, near wheel arch |
| T10a | 10-pin connector, behind right dash panel |
| T11a | 11-pin connector, in left engine compartment |
| T11b | 11-pin connector, in left engine compartment |
| T16b | 16-pin connector, on onboard supply control unit |
| B131 | Connection (54), in interior wiring harness |
| B135 | Positive connection 1 (15a), in interior wiring harness |
| B516 | Positive connection 5 (87), in interior wiring harness |
| B610 | Connection 6, in interior wiring harness |
| E1 | Light switch |
| E2 | Turn signal switch |
| E4 | Headlight dipper/flasher switch |
| E19 | Parking light switch |
| E102 | Headlight range control regulator |
| ">J519 | ">Onboard supply control unit |
| T6w | 6-pin connector, on headlight range control regulator |
| T11a | 11-pin connector, in left engine compartment |
| T12a | 12-pin connector, on light switch |
| T16b | 16-pin connector, on onboard supply control unit |
| ** | models with day driving light |
| *** | models with parking light |
| E22 | Intermittent wiper switch |
| E230 | Heated rear window switch |
| ">J519 | ">Onboard supply control unit |
| T2ao | 2-pin connector, on windscreen and rear window washer pump |
| T6e | 6-pin connector, on heated rear window switch |
| T6s | 6-pin connector, on onboard supply control unit |
| T8c | 8-pin connector, on intermittent wiper switch |
| T11c | 11-pin connector, in left engine compartment |
| T16b | 16-pin connector, on onboard supply control unit |
| T18b | 18-pin connector, on onboard supply control unit |
| V59 | Windscreen and rear window washer pump |
| B498 | Connection 1 (53c), in interior wiring harness |
| # | up to 10.03.06 |
| ## | from 10.03.06 |
| G | Fuel gauge sender |
| G6 | Fuel system pressurisation pump |
| J12 | Headlight main beam relay |
| J17 | Fuel pump relay |
| ">J519 | ">Onboard supply control unit |
| SB33 | Fuse 33 on fuse holder B |
| T4j | 4-pin connector, on fuel system pressurisation pump |
| T5n | 5-pin connector, on onboard supply control unit |
| T6v | 6-pin connector, on fuel pump relay |
| T9b | 9-pin connector, on headlight main beam relay |
| T12d | 12-pin connector, in left engine compartment |
| 238 | Earth connection 1, in interior wiring harness |
| 278 | Earth connection 4, in interior wiring harness |
| "> 606 | ">Earth point, under the centre console near selector lever |
| B146 | Positive connection 1 (87), in interior wiring harness |
| ">J519 | ">Onboard supply control unit |
| SB29 | Fuse 29 on fuse holder B |
| SB35 | Fuse 35 on fuse holder B |
| SB46 | Fuse 46 on fuse holder B |
| SC6 | Fuse 6 on fuse holder C |
| SC8 | Fuse 8 on fuse holder C |
| T5n | 5-pin connector, on onboard supply control unit |
| T5p | 5-pin connector, on onboard supply control unit |
| T6y | 6-pin connector, on onboard supply control unit |
| T12d | 12-pin connector, in left engine compartment |
| B142 | Positive connection 2 (56a), in interior wiring harness |
| B166 | Connection (56a), in interior wiring harness |
| B218 | Positive connection 6 (30), in interior wiring harness |
| ° | from 30.06.06 |
| °° | up to 30.06.06 |
| ">J277 | ">Daytime running lights relay, side and tail lights |
| ">J519 | ">Onboard supply control unit |
| SB31 | Fuse 31 on fuse holder B |
| SB32 | Fuse 32 on fuse holder B |
| SB47 | Fuse 47 on fuse holder B |
| T9m | 9-pin connector, on daytime running lights relay, side and tail lights |
| B167 | Connection (56b), in interior wiring harness |
| B247 | Connection 2 (56b), in interior wiring harness |
| B496 | Positive connection 4 (58R), in interior wiring harness |
| B583 | Positive connection (58), in interior wiring harness |
| ** | models with day driving light |
| ">J519 | ">Onboard supply control unit |
| M2 | Right tail light bulb |
| M4 | Left tail light bulb |
| M6 | Rear left turn signal bulb |
| M8 | Rear right turn signal bulb |
| M9 | Left brake light bulb |
| M10 | Right brake light bulb |
| M16 | Left reversing light bulb |
| M17 | Right reversing light bulb |
| T2l | 2-pin connector, on number plate light |
| T2ax | 2-pin connector, on number plate light |
| T6c | 6-pin connector, on the rear right turn signal bulb |
| T6k | 6-pin connector, on the rear left turn signal bulb |
| T6ae | 6-pin connector, on onboard supply control unit |
| T11c | 11-pin connector, in left engine compartment |
| T12d | 12-pin connector, in left engine compartment |
| T16b | 16-pin connector, on onboard supply control unit |
| X | Number plate light |
| "> 50 | ">Earth points, on left in luggage compartment |
| 277 | Earth connection 3, in interior wiring harness |
| B143 | Positive connection (58R), in interior wiring harness |
| B185 | Connection 2 (54), in interior wiring harness |
| B597 | Positive connection 1 (58a), in interior wiring harness |
| F9 | Handbrake warning switch |
| F34 | Brake fluid level warning contact |
| ">J519 | ">Onboard supply control unit |
| T2v | 2-pin connector, on handbrake warning switch |
| T2ai | 2-pin connector, on brake fluid level warning contact |
| T11c | 11-pin connector, in left engine compartment |
| T16a | 16-pin connector, diagnostic |
| T16b | 16-pin connector, on onboard supply control unit |
| "> 12 | ">Earth point, on left in engine compartment |
| 131 | Earth connection 2, in engine compartment wiring harness |
| 297 | Earth connection 12, in interior wiring harness |
| "> 606 | ">Earth point, under the centre console near selector lever |
| B186 | Connection 2 (LTS), in interior wiring harness |
| B187 | Connection 2 (RTS), in interior wiring harness |
| B229 | Connection (high bus), in interior wiring harness |
| B230 | Connection (low bus), in interior wiring harness |
| B605 | Connection 1, in interior wiring harness |
| G32 | Coolant shortage indicator sender |
| ">J519 | ">Onboard supply control unit |
| J533 | Data bus diagnostic interface |
| SB36 | Fuse 36 on fuse holder B |
| SB43 | Fuse 43 on fuse holder B |
| T2bk | 2-pin connector, on coolant shortage indicator sender |
| T11a | 11-pin connector, in left engine compartment |
| T11c | 11-pin connector, in left engine compartment |
| T12d | 12-pin connector, in left engine compartment |
| T16a | 16-pin connector, diagnostic |
| T16b | 16-pin connector, on onboard supply control unit |
| T18b | 18-pin connector, on onboard supply control unit |
| 459 | Earth connection 15, in interior wiring harness |
| B144 | Positive connection (58L), in interior wiring harness |
| B497 | Positive connection 2 (58L), in interior wiring harness |
| B590 | Connection (K-diagnosis wiring), in interior wiring harness |
| B608 | Connection 4, in interior wiring harness |
| *** | models with parking light |
| ">J519 | ">Onboard supply control unit |
| M18 | Left side mounted turn signal bulb |
| M19 | Right side mounted turn signal bulb |
| T2bt | 2-pin connector, on right side repeater turn signal bulb |
| T2bv | 2-pin connector, on left side repeater turn signal bulb |
| T3w | 3-pin connector, on right headlight range control motor |
| T3x | 3-pin connector, on left headlight range control motor |
| T4aj | 4-pin connector, on windscreen wiper motor |
| T5p | 5-pin connector, on onboard supply control unit |
| T12d | 12-pin connector, in left engine compartment |
| T18b | 18-pin connector, on onboard supply control unit |
| V | Windscreen wiper motor |
| V48 | Left headlight range control motor |
| V49 | Right headlight range control motor |
| "> 12 | ">Earth point, on left in engine compartment |
| 209 | Earth connection 6, in engine compartment wiring harness |
| D96 | Connection (headlight range control), in engine compartment wiring harness |
| D152 | Positive connection 1 (56b), in engine compartment wiring harness |
| D153 | Positive connection 2 (56b), in engine compartment wiring harness |
| ">J519 | ">Onboard supply control unit |
| M5 | Front left turn signal bulb |
| M7 | Front right turn signal bulb |
| M25 | High level brake light bulb |
| T1k | Single connector, on heated rear window |
| T1l | Single connector, on heated rear window |
| T2bs | 2-pin connector, on the front right turn signal bulb |
| T2bu | 2-pin connector, on the front left turn signal bulb |
| T2bz | 2-pin connector, on high level brake light bulb |
| T5b | 5-pin connector, behind side trim on rear left, near wheel arch |
| T5h | 5-pin connector, in rear lid |
| T5i | 5-pin connector, in rear lid |
| T5n | 5-pin connector, on onboard supply control unit |
| T10f | 10-pin connector, in engine compartment, front right |
| T10g | 10-pin connector, in front left engine compartment |
| Z1 | Heated rear window |
| "> 50 | ">Earth points, on left in luggage compartment |
| 209 | Earth connection 6, in engine compartment wiring harness |
| 287 | Earth connection, in rear lid feeder wiring harness |
| D192 | Connection 1 (RTS), in engine compartment wiring harness |
| D193 | Connection 1 (LTS), in engine compartment wiring harness |
| F2 | Driver door contact switch |
| F3 | Front passenger door contact switch |
| H1 | Horn or dual tone horn |
| ">J519 | ">Onboard supply control unit |
| T1c | Single connector, on driver door contact switch |
| T1d | Single connector, on front passenger door contact switch |
| T2e | 2-pin connector, on horn or dual tone horn |
| T4x | 4-pin connector, on rear window wiper motor |
| T5a | 5-pin connector, behind side trim on rear left, near wheel arch |
| T5h | 5-pin connector, in rear lid |
| T5n | 5-pin connector, on onboard supply control unit |
| T11c | 11-pin connector, in left engine compartment |
| T12d | 12-pin connector, in left engine compartment |
| T18b | 18-pin connector, on onboard supply control unit |
| V12 | Rear window wiper motor |
| 11 | Earth point, in battery box |
| B499 | Connection 2 (53c), in interior wiring harness |
| E9 | Fresh air blower switch |
| E159 | Fresh air/air recirculation flap switch |
| F268 | Auxiliary heating heater element contact switch |
| ">J162 | ">Heater control unit |
| ">J519 | ">Onboard supply control unit |
| K114 | Fresh air and air recirculation warning lamp |
| L16 | Fresh air regulator illumination bulb |
| N24 | Fresh air blower series resistor with overheating fuse |
| T2ba | 2-pin connector, on fresh air blower |
| T4ak | 4-pin connector, on fresh air blower series resistor with overheating fuse |
| T5m | 5-pin connector, on fresh air blower switch |
| T6af | 6-pin connector, on fresh air and air recirculation flap control motor |
| T10a | 10-pin connector, behind right dash panel |
| T16d | 16-pin connector, on heater control unit |
| V2 | Fresh air blower |
| V154 | Fresh air/recirculated air flap control motor |
| 329 | Earth connection 1, in blower box wiring harness |
| "> 606 | ">Earth point, under the centre console near selector lever |
| L78 | Connection, in fresh air blower wiring harness |
| F22 | Oil pressure switch |
| G21 | Speedometer |
| ">J285 | ">Control unit with display in dash panel insert |
| ">J519 | ">Onboard supply control unit |
| K | Dash panel insert |
| K65 | Left turn signal warning lamp |
| L1 | Left headlight twin filament bulb/left sealed beam insert |
| L2 | Right headlight twin filament bulb/right sealed beam insert |
| M1 | Left side light bulb |
| M3 | Right side light bulb |
| T1a | Single pin connector, on oil pressure switch |
| T2bp | 2-pin connector, on left side light bulb |
| T2br | 2-pin connector, on right side light bulb |
| T3ac | 3-pin connector, on left headlight twin filament bulb/left sealed beam insert |
| T3ad | 3-pin connector, on right headlight twin filament bulb/right sealed beam insert |
| T10f | 10-pin connector, in engine compartment, front right |
| T10g | 10-pin connector, in front left engine compartment |
| T11c | 11-pin connector, in left engine compartment |
| T14a | 14-pin connector, in left engine compartment |
| T32a | 32-pin connector, on dash panel insert |
| D2 | Immobilizer reader coil |
| G1 | Fuel gauge |
| ">J285 | ">Control unit with display in dash panel insert |
| J362 | Immobilizer control unit |
| ">J519 | ">Onboard supply control unit |
| K | Dash panel insert |
| K1 | Main beam warning lamp |
| K36 | Coolant shortage warning lamp |
| K43 | Coolant temperature warning lamp (too cold) |
| K54 | Battery charge condition warning lamp: red LED for less than 12 Volt |
| K94 | Right turn signal warning lamp |
| K105 | Reserve fuel warning lamp |
| K139 | Handbrake warning lamp |
| T2s | 2-pin connector, on immobilizer reader coil |
| T32a | 32-pin connector, on dash panel insert |
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