| A | Battery (00532) |
| B | Starter |
| C | Alternator |
| C1 | Voltage regulator |
| D | Ignition/starter switch |
| J59 | X contact relief relay |
| SA2 | Fuse -2- in battery fuse box |
| SA4 | Fuse -4- in battery fuse box |
| SA5 | Fuse -5- in battery fuse box |
| SA6 | Fuse -6- in battery fuse box |
| TV2 | Terminal 30 junction box |
| T3a | 3-pin connector, black, on battery |
| T5f | 5-pin connector, black, in engine compartment |
| T6j | 6-pin connector, black, on relay carrier mount |
| T10d | 10-pin connector, black, on coupling station |
| T10i | 10-pin connector, red, on coupling station |
| 1 | Earth strap, battery body |
| 2 | Earth strap, gearbox body |
| 80 | Earth connection -1-, in instrument wiring harness |
| 500 | Bolted connection -1- (30), on relay plate |
| 501 | Bolted connection -2- (30), on relay plate |
| 502 | Bolted connection -1- (30a), on relay plate |
| A32 | Positive connection (30), in dash panel wiring harness |
| A61 | Positive connection (X), in dash panel wiring harness |
| A80 | Connection -1- (X), in dash panel wiring harness |
| D13 | Connection (50), in front right wiring harness |
| G28 | Engine revs sender (00513-2111) |
| J234 | Airbag control unit (01321) |
| J361 | Simos control unit |
| J491 | Fuel shut-off control unit (crash) |
| N152 | Ignition transformer |
| P | Spark plug connector |
| Q | Spark plugs |
| SB1 | Fuse -1- in fuse box |
| SB4 | Fuse -4- in fuse box |
| T10h | 10-pin connector, violet, in coupling station |
| T10i | 10-pin connector, red, in coupling station |
| T14a | 14-pin connector, brown |
| 10 | Earth point, in plenum chamber |
| 109 | Earth connection, in airbag wiring harness |
| 220 | Earth connection, (sender earth), in engine wiring harness |
| A15 | Positive connection (15), in instruments wiring harness |
| A98 | Positive connection -4- (30), in dash panel wiring harness |
| A125 | Connection (crash signal), in dash panel wiring harness |
| * | Only vehicles without airbag |
| ** | Only vehicles with airbag |
| F88 | Power steering pressure switch (00557) |
| G2 | Coolant temperature sender (01039) |
| G40 | Hall sender (00515-2113) |
| G62 | Coolant temperature sender (00522-2312) |
| J361 | Simos control unit |
| SB2 | Fuse -2- in fuse box |
| T10g | 10-pin connector, green, in coupling station |
| T10h | 10-pin connector, violet, in coupling station |
| T14 | 14-pin connector, black |
| T80 | 80-pin connector, black |
| 110 | Earth connection -2-, in dash panel wiring harness |
| 220 | Earth connection, (sender earth), in engine wiring harness |
| F38 | Ambient temperature switch |
| J104 | ABS with EDL control unit |
| J293 | Radiator fan control unit (00831) |
| J338 | Throttle valve control unit (01165) |
| J361 | Simos control unit |
| T5q | 5-pin connector |
| T14 | 14-pin connector, black |
| T14a | 14-pin connector, brown |
| T14b | 14-pin connector |
| T25 | 25-pin connector, black, in engine compartment, to left |
| T80 | 80-pin connector, black |
| V60 | Throttle valve positioner (00282-1232) |
| 10 | Earth point, in plenum chamber |
| D61 | Connection (air conditioner), in engine compartment wiring harness |
| D111 | Connection -9-, in engine compartment wiring harness |
| L5 | Connection -1-, in air conditioner wiring harness |
| * | Only vehicles with air conditioner or autoclimate |
| ** | Only vehicles with ABS, ABS and EDL or TCS |
| G61 | Knock sensor I (00524-2142) |
| J361 | Simos control unit |
| N30 | Injector-cylinder 1 (01249-4411) |
| N31 | Injector-cylinder 2 (01250-4412) |
| N32 | Injector-cylinder 3 (01251-4413) |
| N33 | Injector-cylinder 4 (01252-4414) |
| T10e | 10-pin connector, white, in coupling station |
| T10f | 10-pin connector, brown, in coupling station |
| T14 | 14-pin connector, black |
| T14a | 14-pin connector, brown |
| 132 | Earth connection -3-, in engine compartment wiring harness |
| A27 | Connection (speed signal), in dash panel wiring harness |
| D95 | Connection (injectors) in engine compartment wiring harness |
| * | Self-diagnosis line W |
| E45 | CCS switch (00671) |
| F36 | Clutch pedal switch (00650) |
| G22 | Speedometer sender (01086) |
| J17 | Fuel pump relay (01259-4433) |
| J361 | Simos control unit |
| N80 | Activated charcoal filter solenoid valve 1 (01247-4343) (pulsed) |
| SB3 | Fuse -3- in fuse box |
| SB7 | Fuse -7- in fuse box |
| SB8 | Fuse -8- in fuse box |
| T10f | 10-pin connector, brown, in coupling station |
| T10g | 10-pin connector, green, in coupling station |
| T10h | 10-pin connector, violet, in coupling station |
| 10 | Earth point, in plenum chamber |
| A99 | Connection -1- (87), in dash panel wiring harness |
| A100 | Connection -2- (87), in dash panel wiring harness |
| B163 | Positive connection -1- (15), in interior wiring harness |
| D52 | Positive connection (15a), in engine compartment wiring harness |
| D80 | Positive connection (87a - for activated charcoal filter solenoid valve), in engine compartment wiring harness |
| * | Only vehicles with CCS |
| F18 | Radiator fan thermo-switch |
| F1 | Oil pressure switch |
| G | Fuel gauge sender |
| G6 | Fuel pump (pre-supply pump) |
| T3d | 3-pin connector, black, on the radiator |
| T6 | 6-pin connector, khaki grey |
| T10f | 10-pin connector, brown, on coupling station |
| T10g | 10-pin connector, green, on coupling station |
| T10l | 10-pin connector, orange, on coupling station |
| V7 | Radiator fan (01018-3433) |
| 12 | Earth point, in engine compartment, left |
| 51 | Earth point, on right in luggage compartment |
| 110 | Earth connection -2-, in wiring harness for instruments |
| G1 | Fuel gauge (00664) |
| G3 | Coolant temperature gauge |
| G21 | Speedometer (00663) |
| H11 | Oil pressure warning buzzer |
| J285 | Control unit with display in dash panel insert (01317) |
| K2 | Alternator warning lamp |
| K3 | Oil pressure warning lamp (00755) |
| K28 | Coolant temperature/coolant shortage warning lamp |
| K105 | Reserve fuel warning lamp (01082) |
| SB9 | Fuse -9- on fuse holder |
| T10f | 10-pin connector, brown, on coupling station |
| T10i | 10-pin connector, red, on coupling station |
| T10l | 10-pin connector, orange, on coupling station |
| T14 | 14-pin connector, black |
| T32 | 32-pin connector, blue, in dash panel insert |
| T32a | 32-pin connector, green, in dash panel insert |
| A21 | Connection (86s), in dash panel wiring harness |
| * | Self-diagnosis Line W |