| A | Battery |
| B | Starter |
| C | Alternator |
| C1 | Voltage regulator |
| J519 | Onboard power supply control unit |
| S162 | Fuse -1- (30), in fuse box/battery |
| S163 | Fuse -2- (30), in fuse box/battery |
| S268 | Fuse -10- (30), in fuse holder on battery |
| T1a | Single connector, on starter |
| T2x | 2-pin connector, near dual tone horn |
| T2y | 2-pin connector, on alternator |
| T11d | 11-pin connector, white, in engine compartment, left |
| T12a | 12-pin connector, white, in engine compartment, left |
| T18a | 18-pin connector, on onboard power supply control unit |
| 1 | Earth strap, battery-body |
| 507 | Screw connection (30), in fuse box/battery |
| 621 | Earth point, vehicle onboard power supply battery |
| J17 | Fuel pump relay |
| J500 | Power steering control unit |
| J519 | Onboard power supply control unit |
| SB7 | Fuse -7- on fuse holder |
| T4e | 4-pin connector, on power steering control unit |
| T6l | 6-pin connector, on fuel pump relay |
| T11b | 11-pin connector, (red) in engine compartment, left |
| T11d | 11-pin connector, (white) in engine compartment, left |
| T16a | 16-pin connector, on onboard power supply control unit |
| T18a | 18-pin connector, on onboard power supply control unit |
| B157 | Positive connection -3- (15a), in interior wiring harness |
| B165 | Positive connection -2- (15), in interior wiring harness |
| B229 | Connection (high bus), in interior wiring harness |
| B230 | Connection (low bus), in interior wiring harness |
| B492 | Positive connection -3- (15), in interior wiring harness |
| D160 | Connection (low bus), in engine compartment wiring harness |
| D | Ignition/starter switch |
| J59 | X contact relief relay |
| J519 | onboard power supply control unit |
| SB10 | Fuse-10-infusebox |
| T6j | 6-pin connector, on X contact relief relay |
| T6q | 6-pin connector, blue, in engine compartment, left |
| T8a | 8-pin connector, on ignition/starter switch |
| T18a | 18-pin connector, on onboard power supply control unit |
| B111 | Positive (+) connection -1- (30a), in interior wiring harness |
| B491 | Positive (+) connection (75), in interior wiring harness |
| B500 | Connection (86s), in interior wiring harness |
| B503 | Positive (+) connection -7- (30a), in interior wiring harness |
| F147 | Vanity mirror contact switch, drivers side |
| F148 | Vanity mirror contact switch, front passengers side |
| J519 | onboard power supply control unit |
| T2f | 2-pin connector, on vanity mirror contact switch, drivers side |
| T2g | 2-pin connector, on make-up mirror, drivers side |
| T2h | 2-pin connector, on vanity mirror contact switch, front passengers side |
| T2i | 2-pin connector, on make-up mirror, front passengers side |
| T3a | 3-pin connector, on interior light, centre |
| T3b | 3-pin connector, on interior light, front |
| T5d | 5-pin connector, (black) on onboard power supply control unit |
| T18a | 18-pin connector, (beige) on onboard power supply control unit |
| W | Interior light, front |
| W7 | Interior light, centre |
| W14 | Illuminated vanity mirror, front passengers side |
| W20 | Illuminated vanity mirror, drivers side |
| 277 | Earth connection -3-, in interior wiring harness |
| 297 | Earth connection -12-, in interior wiring harness |
| 402 | Earth connection (interior light), in interior wiring harness |
| B148 | Positive (+) connection -3- (87), in interior wiring harness |
| H | Horn plate |
| H23 | Horn activation contact ring |
| J519 | Onboard power supply control unit |
| M4 | Tail light bulb, left |
| M6 | Turn signal bulb, rear left |
| M9 | Brake light bulb, left |
| M25 | High level brake light bulb |
| SB36 | Fuse -36- on fuse holder |
| T1j | 1-pin connector, on auxiliary heater |
| T1k | 1-pin connector, on auxiliary heater |
| T2ca | 2-pin connector, on high level brake light bulb |
| T4af | 4-pin connector, tail light bulb, left |
| T10a | 10-pin connector, behind dash panel, right |
| T18a | 18-pin connector, on onboard power supply control unit |
| T41a | 41-pin connector, on turn signal switch |
| Z1 | Auxiliary heater |
| 50 | Earth point, on left luggage compartment |
| 295 | Earth connection -10-, in interior wiring harness |
| B493 | Connection (75x), in interior wiring harness |
| J519 | Onboard power supply control unit |
| M2 | Tail light bulb, right |
| M8 | Turn signal bulb, rear right |
| M10 | Brake light bulb, right |
| M16 | Reversing light bulb, left |
| M17 | Reversing light bulb, right |
| T2bq | 2-pin connector, on reversing light bulb, left |
| T2bw | 2-pin connector, on reversing light bulb, rigth |
| T2c | 2-pin connector, on number plate light |
| T2ce | 2-pin connector, on rear lid release motor |
| T2d | 2-pin connector, on number plate light |
| T4ae | 4-pin connector, tail light bulb, right |
| T12a | 12-pin connector, (white) in engine compartment, left |
| T18a | 18-pin connector, on onboard power supply control unit |
| V139 | Rear lid release motor |
| X | Number plate light |
| 50 | Earth point, on left luggage compartment |
| 218 | Earth connection -1-, in rear lid wiring harness |
| 295 | Earth connection -10-, in interior wiring harness |
| W11 | Connection (58), in rear lid wiring harness |
| W66 | Connection (RF), in rear wiring harness |
| F2 | Door contact switch, driver side |
| F10 | Rear left door contact switch |
| G6 | Fuel pump (pre-supply pump) |
| J519 | Onboard power supply control unit |
| L28 | Cigarette lighter light bulb |
| T3d | 3-pin connector, on cigarette lighter |
| T3m | 3-pin connector, on rear left door contact switch |
| T3p | 3-pin connector, on door contact switch, drivers side |
| T4a | 4-pin connector, under rear seat, right |
| T6c | 6-pin connector, (beige) in door, rear left |
| T18a | 18-pin connector, (beige,)on onboard power supply control unit |
| T21a | 21-pin connector, in drivers door |
| U1 | Cigarette lighter |
| 238 | Earth connection -1-, in rear lid wiring harness |
| 249 | Earth connection -2-, in interior wiring harness |
| 278 | Earth connection -4-, in interior wiring harness |
| 606 | Earth point, under the centre console, near gear stick |
| E20 | Switches and instruments light regulator |
| E102 | Headlight range control adjuster |
| E230 | Heated rear window button |
| J519 | Onboard power supply control unit |
| L76 | Button illumination |
| L155 | Switches and instruments regulator illumination bulb |
| T6ai | 6-pin connector, on switches and instruments-lighting control |
| T6f | 6-pin connector, (black) on onboard power supply control unit |
| T6s | 6-pin connector, on heated rear window button |
| T10a | 10-pin connector, behind dash panel, right |
| 285 | Earth connection -7-, in interior wiring harness |
| B116 | Connection (58d), in interior wiring harness |
| E22 | Intermittent wiper switch |
| E34 | Rear wiper switch |
| E38 | Intermittent wiper control |
| E229 | Hazard warning lights button |
| F9 | Handbrake warning switch |
| J519 | onboard power supply control unit |
| L76 | Button illumination |
| T2l | 2-pin connector, on handbrake warning switch |
| T6f | 6-pin connector, (black) on onboard power supply control unit |
| T6t | 6-pin connector, on hazard warning lights button |
| T16a | 16-pin connector, (black) on onboard power supply control unit |
| T18a | 18-pin connector, (beige) on onboard power supply control unit |
| T41a | 41-pin connector, on rear wiper switch |
| 42 | Earth point, next to steering column |
| 279 | Earth connection -5-, in interior wiring harness |
| 284 | Earth connection -6-, in interior wiring harness |
| 285 | Earth connection -7-, in interior wiring harness |
| 606 | Earth point, under centre console, near gear stick |
| F3 | Door contact switch, front passengersside |
| F11 | Rear right door contact switch |
| J519 | onboard power supply control unit |
| T2u | 2-pin connector, on windscreen and rear window washer pump |
| T3n | 3-pin connector, on rear right door contact switch |
| T3o | 3-pin connector, on door contact switch, front passengersside |
| T5d | 5-pin connector, (black) on onboard power supply control unit |
| T6u | 6-pin connector, (beige) in door, rear right |
| T12a | 12-pin connector, (white) in engine compartment, left |
| T18a | 18-pin connector, (beige) on onboard power supply control unit |
| T21b | 21-pin connector, in front passengers door |
| V59 | Windscreen and rear window washer pump |
| 286 | Earth connection -8-, in interior wiring harness |
| B498 | Connection -1- (53c), in interior wiring harness |
| J48 | Heated rear window control relay |
| J519 | Onboard power supply control unit |
| J533 | Data bus diagnostic interface |
| T3c | 3-pin connector, (grey) in engine compartment, left |
| T5e | 5-pin connector, (beige) on onboard power supply control unit |
| T16a | 16-pin connector, on onboard power supply control unit |
| T16b | 16-pin connector, near relay station |
| T18a | 18-pin connector, on onboard power supply control unit |
| TV3 | Terminal 30a wiring junction |
| B150 | Positive connection -2- (30a), in interior wiring harness |
| B151 | Positive connection -3- (30a), in interior wiring harness |
| B159 | Connection (diagnosis), in interior wiring harness |
| B231 | Positive connection -5- (30a), in interior wiring harness |
| E9 | Fresh air blower switch |
| E159 | Fresh air/air recirculating flap switch |
| F268 | Additional heating heater element contact switch |
| J162 | Heater control unit |
| J317 | Terminal 30 voltage supply relay |
| J519 | Onboard power supply control unit |
| K114 | Fresh air/air recirculation warning lamp |
| L16 | Fresh air regulation light bulb |
| N24 | Fresh air blower series resistor with overheating fuse |
| T2aq | 3-pin connector, (grey) on fresh air blower |
| T4q | 4-pin connector, on fresh air blower with overheating fuse series resistor |
| T5l | 5-pin connector, on fresh air blower switch |
| T6i | 6-pin connector, (beige) on onboard power supply control unit |
| T6x | 6-pin connector, on fresh/recirculating air flap control motor |
| T10a | 10-pin connector, behind dash panel, right |
| T16d | 16-pin connector, on additional heater, heater element contact switch |
| 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 gear stick |
| B149 | Positive connection -2- (15a), in interior wiring harness |
| L78 | Connection, in fresh air blower wiring harness |
| F4 | Reversing light switch |
| J519 | Onboard power supply control unit |
| M19 | Side turn signal bulb, right |
| SB12 | Fuse -12- on fuse holder |
| SB24 | Fuse -24- on fuse holder |
| T2p | 2-pin connector, on side turn signal bulb, right |
| T2v | 2-pin connector, on reversing light switch |
| T5k | 5-pin connector, (black) behind rear left side panel trim, near wheel arch |
| T5o | 5-pin connector, (pink) behind rear left side panel trim, near wheel arch |
| T6g | 6-pin connector, (black) on onboard power supply control unit |
| T6q | 6-pin connector, (blue) in engine compartment, left |
| T11d | 11-pin connector, (white) in engine compartment, left |
| T16a | 16-pin connector, (black) on onboard power supply control unit |
| B153 | Connection (BR (RTS)), in interior wiring harness |
| B182 | Connection (RF), in interior wiring harness |
| B494 | Positive connection -2- (58R), in interior wiring harness |
| D57 | Connection (turn signal, right) in engine compartment wiring harness |
| F5 | Luggage compartment light switch |
| J519 | Onboard power supply control unit |
| M18 | Side turn signal bulb, left |
| SB13 | Fuse -13- on fuse holder |
| T2cb | 2-pin connector, on luggage compartment light |
| T2cd | 2-pin connector, on luggage compartment light switch |
| T2q | 2-pin connector, on side turn signal bulb, left |
| T5k | 5-pin connector, (black) behind rear left side panel trim, near wheel arch |
| T11d | 11-pin connector, (white) in engine compartment, left |
| T16a | 16-pin connector, (black) on onboard power supply control unit |
| T18a | 18-pin connector, on onboard power supply control unit |
| W3 | Luggage compartment light |
| 298 | Earth connection -13-, in interior wiring harness |
| B152 | Connection (BL (LTS)), in interior wiring harness |
| B497 | Positive connection -2- (58L), in interior wiring harness |
| D58 | Connection (turn signal, left) in engine compartment wiring harness |
| Q153 | Connection (rear lid contact switch), in rear lid feeder |
| J519 | onboard power supply control unit |
| M3 | Side light bulb, right |
| M7 | Turn signal bulb, front right |
| M31 | Dipped beam bulb, right |
| M32 | Main beam bulb, right |
| SB43 | Fuse -43- in fuse box |
| T1c | Single connector, on main beam bulb, right |
| T1f | Single connector, on main beam bulb, right |
| T2aj | 2-pin connector, on side light bulb, right |
| T2al | 2-pin connector, on dipped beam bulb, right) |
| T2am | 2-pin connector, on turn signal front right |
| T10b | 10-pin connector, turn signal bulb, front right |
| T12a | 12-pin connector, (white) in engine compartment, left |
| 85 | Earth connection -1-, in engine compartment wiring harness |
| D152 | Positive (+) connection -1- (56b), in engine compartment wiring harness |
| J519 | onboard power supply control unit |
| M1 | Side light bulb, left |
| M5 | Turn signal bulb, front left |
| M29 | Dipped beam bulb, left |
| M30 | Main beam bulb, left |
| SB54 | Fuse -54- in fuse box |
| T1g | Single connector, on main beam bulb, left |
| T1h | Single connector, on main beam bulb, left |
| T2an | 2-pin connector, on side light bulb, left |
| T2ao | 2-pin connector, on dipped beam bulb, left |
| T2ap | 2-pin connector, turn signal bulb, front left |
| T10c | 10-pin connector, turn signal bulb, front left |
| T12a | 12-pin connector, (white) in engine compartment, left |
| 85 | Earth connection -1-, in engine compartment wiring harness |
| B141 | Positive (+) connection -1- (56a), in interior wiring harness |
| D153 | Positive (+) connection -2- (56b), in engine compartment wiring harness |
| H1 | Horn/dual tone horn |
| J31 | Automatic intermittent wash/wipe relay |
| J413 | Horn relay |
| J519 | Onboard power supply control unit |
| T2s | 2-pin connector, on horn/dual tone horn |
| T4g | 4-pin connector, on windscreen wiper motor |
| T5d | 5-pin connector, on onboard power supply control unit |
| T5e | 5-pin connector, on onboard power supply control unit |
| T5k | 5-pin connector, (black) behind rear left side panel trim, near wheel arch |
| T6d | 6-pin connector, (red) in engine compartment, on onboard power supply control unit |
| T6n | 6-pin connector, (red) in engine compartment, left |
| T6o | 6-pin connector, (green), in engine compartment, left |
| T12a | 12-pin connector, (white) in engine compartment, left |
| T18a | 18-pin connector, on onboard power supply control unit |
| V | Windscreen wiper motor |
| 12 | Earth point, on left in engine compartment |
| 13 | Earth point, on right in engine compartment |
| 85 | Earth connection -1-, in engine compartment wiring harness |
| 132 | Earth connection -3-, in engine compartment wiring harness |
| 296 | Earth connection -11-, in interior wiring harness |
| E233 | Rear lid remote release button |
| J285 | Control unit with display in dash panel insert |
| J519 | Onboard power supply control unit |
| K | Dash panel insert |
| L76 | Button illumination |
| SB6 | Fuse -6- on fuse holder |
| T6d | 6-pin connector, (red) on onboard power supply control unit |
| T6r | 6-pin connector, on rear lid remote release button |
| T8b | 8-pin connector, on dash panel insert |
| T32a | 32-pin connector, on dash panel insert |
| B144 | Positive connection (58L), in interior wiring harness |
| B167 | Connection (56b), in interior wiring harness |
| B496 | Positive connection -4- (58R), in interior wiring harness |
| D2 | Immobilizer reading coil |
| F22 | Oil pressure switch (0.3 bar) |
| F34 | Brake fluid level warning contact |
| J285 | Control unit with display in dash panel insert |
| J362 | Immobilizer control unit |
| J519 | onboard power supply control unit |
| K | Dash panel insert |
| K2 | Alternator warning lamp |
| K3 | Oil pressure warning lamp |
| K61 | Handbrake and brake pad/lining wear warning lamp |
| K65 | Left turn signal warning lamp |
| K94 | Right turn signal warning lamp |
| K127 | Tailgate/bootlid open warning lamp |
| T1b | Single connector, on oil pressure switch (0.3 bar) |
| T2j | 2-pin connector, on immobilizer reading coil |
| T2t | 2-pin connector, on brake fluid level warning contact |
| T8b | 8-pin connector, on dash panel insert |
| T11b | 11-pin connector, (red) in engine compartment, left |
| T14a | 14-pin connector, in engine compartment, left |
| T32a | 32-pin connector, on dash panel insert |
| 13 | Earth point, in engine compartment, right |
| 131 | Earth connection -2-, in engine compartment wiring harness |
| J285 | Control unit with display in dash panel insert |
| J519 | Onboard power supply control unit |
| K | Dash panel insert |
| K1 | Main beam warning lamp |
| K132 | Electronic power control fault lamp |
| L10 | Dash panel insert light bulb |
| T8b | 8-pin connector, on dash panel insert |
| T16a | 16-pin connector, on onboard power supply control unit |
| T18b | 18-pin connector, on onboard power supply control unit |
| T32a | 32-pin connector, on dash panel insert |
| B506 | Connection (convenience CAN bus, high), in interior wiring harness |
| B507 | Connection (convenience CAN bus, low), in interior wiring harness |
| F | Brake light switch |
| F36 | Clutch pedal switch |
| F47 | Cruise control system brake pedal switch (diesel direct injection system) |
| J519 | Onboard power supply control unit |
| SB4 | Fuse -4- on fuse holder |
| SB28 | Fuse -28- on fuse holder |
| SB29 | Fuse -29- on fuse holder |
| T4c | 4-pin connector, on brake light switch |
| T4p | 4-pin connector, on clutch pedal switch |
| T11a | 11-pin connector, (blue) in engine compartment, left |
| B131 | Connection (54), in interior wiring harness |
| B135 | Connection -1- (15a), in interior wiring harness |
| B236 | Positive connection -6- (30a), in interior wiring harness |
| J519 | Onboard power supply control unit |
| T3u | 3-pin connector, on headlight range control motor, right |
| T3v | 3-pin connector, on headlight range control motor, left |
| T10b | 10-pin connector, turn signal bulb, front right |
| T10c | 10-pin connector, turn signal bulb, front left |
| T12a | 12-pin connector, (white) in engine compartment, left |
| V48 | Headlight range control motor, left |
| V49 | Headlight range control motor, right |
| D96 | Connection (headlight range control), in engine compartment wiring harness |
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