| A | Battery |
| B | Starter |
| C | Alternator |
| C1 | Voltage regulator |
| J519 | Onboard power supply control unit |
| S162 | Fuse -1- (30), in battery fuse holder |
| S163 | Fuse -2- (30), in battery fuse holder |
| T1a | Single connector, on starter |
| T2x | 2-pin connector, near dual tone horn |
| T2y | 2-pin connector, on alternator |
| T6q | 6-pin connector, (blue) in engine compartment, left |
| T11d | 11-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), on battery fuse holder |
| 621 | Earth point, onboard power supply battery |
| E1 | Light switch |
| E4 | Headlight dipper/flasher switch |
| E20 | Switches and instruments light regulator |
| E23 | Front and rear fog light switch |
| J17 | Fuel pump relay |
| J519 | Onboard power supply control unit |
| K17 | Fog light warning lamp |
| L9 | Light switch light bulb |
| T6ai | 6-pin connector, on switches and instruments light regulator |
| T6l | 6-pin connector, on fuel pump relay |
| T17a | 17-pin connector, on lighting switch |
| T18a | 18-pin connector, on onboard power supply control unit |
| T41a | 41-pin connector, on turn signal switch |
| 238 | Earth connection -1-, in interior wiring harness |
| B116 | Connection (58d), in interior wiring harness |
| B143 | Positive connection (58R), in interior wiring harness |
| B144 | Positive connection (58L), in interior wiring harness |
| B151 | Positive connection -3- (30a), in interior wiring harness |
| B157 | Connection (56b), in interior wiring harness |
| B496 | Positive connection -4- (58R), in interior wiring harness |
| J59 | X contact relief relay |
| J519 | Onboard power supply control unit |
| L22 | Fog light bulb, left |
| L23 | Fog light bulb, right |
| SB44 | Fuse -44- on fuse holder |
| T2at | 2-pin connector, on fog light, left |
| T2au | 2-pin connector, on fog light, right |
| T6j | 6-pin connector, on X contact relief relay |
| T6n | 6-pin connector, (red) in engine compartment, left |
| T18a | 18-pin connector, on onboard power supply control unit |
| 12 | Earth point, on left in engine compartment |
| 132 | Earth connection -3-, in engine compartment wiring harness |
| 238 | Earth connection -1-, in interior 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 |
| B491 | Positive connection (75), in interior wiring harness |
| B493 | Connection (75x), in interior wiring harness |
| B502 | Positive connection (83a), in interior wiring harness |
| D175 | Positive connection (83a), in engine compartment wiring harness |
| J285 | Control unit with display in dash panel insert |
| J519 | Onboard power supply control unit |
| K | Dash panel insert |
| K13 | Rear fog light warning lamp |
| K17 | Fog light warning lamp |
| L10 | Dash panel insert light bulb |
| SB3 | Fuse -3- on fuse holder |
| T8b | 8-pin connector, on dash panel insert |
| T32a | 32-pin connector, on dash panel insert |
| 42 | Earth point, next to steering column |
| 279 | Earth connection -5-, in interior wiring harness |
| 606 | Earth point, under the centre console, near gear stick |
| B501 | Positive connection (83b), in interior wiring harness |
| D | Ignition/starter switch |
| E19 | Parking light switch |
| J17 | Fuel pump relay |
| J519 | Onboard power supply control unit |
| J643 | Fuel supply relay |
| SB10 | Fuse -10- on fuse holder |
| T5f | 5-pin connector, on fuel supply relay |
| T6l | 6-pin connector, on fuel pump relay |
| T8a | 8-pin connector, on ignition/starter switch |
| T16a | 16-pin connector, on onboard power supply control unit |
| T18a | 18-pin connector, on onboard power supply control unit |
| T41a | 41-pin connector, on turn signal switch |
| B111 | Positive connection -1- (30a), in interior wiring harness |
| B163 | Positive connection -1- (15), in interior wiring harness |
| B229 | Connection (high bus), in interior wiring harness |
| B230 | Connection (low bus), in interior wiring harness |
| B503 | Positive connection -7- (30a), in interior wiring harness |
| E4 | Headlight dipper/flasher switch |
| E9 | Fresh air blower switch |
| F | Brake light switch |
| J519 | Onboard power supply control unit |
| SB26 | Fuse -26- on fuse holder |
| SB29 | Fuse -29- on fuse holder |
| SB36 | Fuse -36- on fuse holder |
| T3c | 3-pin connector, (grey) in engine compartment, left |
| T4c | 4-pin connector, on cruise control system brake pedal switch (diesel direct injection system) |
| T5l | 5-pin connector, on fresh air blower and air recirculation switch |
| 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 |
| TV3 | Terminal 30a wiring junction |
| B150 | Positive connection -2- (30a), in interior wiring harness |
| B165 | Positive connection -2- (15), in interior wiring harness |
| B492 | Positive connection -3- (15), in interior wiring harness |
| B500 | Connection (86s), in interior wiring harness |
| J519 | Onboard power supply control unit |
| J533 | Data bus diagnostic interface |
| M41 | Tail light and rear fog light bulb, left |
| T2bx | 2-pin connector, on tail light and rear fog light bulb, left |
| T5o | 5-pin connector, (pink) behind rear left side panel trim, near wheel arch |
| 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 |
| 50 | Earth point, on left luggage compartment |
| 218 | Earth connection -1-, in rear lid wiring harness |
| 284 | Earth connection -6-, in interior wiring harness |
| 285 | Earth connection -7-, in engine compartment wiring harness |
| B159 | Connection (diagnosis), in interior wiring harness |
| B231 | Positive connection -5- (30a), in interior wiring harness |
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