| A | Battery (00532) |
| B | Starter |
| C | Alternator |
| C1 | Voltage regulator |
| D | Ignition/starter switch |
| E1 | Lighting switch |
| E4 | Headlight dipper/flasher switch |
| E19 | Parking light switch |
| J59 | Relief relay for x contact |
| S162 | Fuse -1- (30), in fuse holder/battery |
| S163 | Fuse -2- (30), in fuse holder/battery |
| S179 | Fuse -7- (30), in fuse holder/battery |
| T4a | 4 way connector |
| T5d | 5 way connector |
| T5s | 5 way connector, in the transmission |
| T7a | 7 way connector |
| T10 | 10 way connector, green, interconnection post, left side assembly A |
| T10a | 10 way connector, red, interconnection post, left side assembly A |
| T23 | 23 way connector |
| 1 | Earthing strap, battery - body |
| 2 | Earthing strap, gearbox - body |
| A86 | Connection (50a), in dash panel wiring harness |
| B106 | Earth connection (driver's door 1), in interior wiring loom |
| B157 | Positive connection -3- (15a), in interior wiring harness |
| B158 | Connection (S), in interior wiring harness |
| G40 | Hall sender (00515-2113) |
| H1 | Horn/dual tone horn (00906) |
| J220 | Control unit for motronic |
| N152 | Ignition transformer |
| P | Spark plug connector |
| Q | Flame plug |
| S1 | Fuses in fuse box |
| S3 | Fuses in fuse box |
| S4 | Fuses in fuse box |
| S11 | Fuses in fuse box |
| T4 | 4 way connector, in the ignition transformer |
| T10 | 10 way connector, green, interconnection post, left side assembly A |
| T10d | 10 way connector, white, interconnection post, left side assembly A |
| T80 | 80 way connector |
| 10 | Earth point, in plenum chamber |
| 220 | Earth connection (sender earth), in engine wiring loom |
| B163 | Positive connection -1- (15), in interior wiring harness |
| D101 | Connection -1-, in engine compartment wiring loom |
| F88 | Power assisted steering/pressure switch (00557) |
| G2 | Coolant temperature sender (01039) |
| G28 | Engine speed sender (00513-2111) |
| G62 | Sender for coolant temperature (00522-2312) |
| J220 | Control unit for motronic |
| J293 | Control unit for radiator fan (00831) |
| N121 | Exhaust gas recirculation frequency valve |
| S2 | Fuses in fuse box |
| S20 | Fuses in fuse box |
| T10c | 10 way connector, black, interconnection post, left side assembly A |
| T10d | 10 way connector, white, interconnection post, left side assembly A |
| T14 | 14 way connector, on the engine |
| T14a | 14 way connector, on the engine |
| T80 | 80 way connector |
| 220 | Earth connection (sender earth), in engine wiring loom |
| B156 | Positive connection (30a), in interior wiring harness |
| D101 | Connection -1-, in engine compartment wiring loom |
| * | Only vehicles with air conditioning |
| ** | Version depending on countries |
| G42 | Intake air temperature sender (00523-2322) |
| G71 | Intake manifold pressure sender (00519-2222) |
| G79 | Accelerator position sender (00777-3131) |
| G185 | Accelerator pedal position sender -2- |
| J220 | Control unit for motronic |
| T6 | 6 way connector |
| T14 | 14 way connector, on the engine |
| T80 | 80 way connector |
| 220 | Earth connection (sender earth), in engine wiring loom |
| D101 | Connection -1-, in engine compartment wiring loom |
| G186 | Throttle valve drive (electric throttle operation) |
| G187 | Angle sender -1- for throttle valve drive (electric throttle operation) |
| G188 | Angle sender -2- for throttle valve drive (electric throttle operation) |
| J220 | Control unit for motronic |
| J338 | Throttle valve control unit (01165) |
| T14 | 14 way connector, on the engine |
| T14a | 14 way connector, on the engine |
| T80 | 80 way connector |
| 10 | Earth point, in plenum chamber |
| G61 | Knock sensor I (00524-2142) |
| J220 | Control unit for motronic |
| J362 | Immobilizer 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) |
| T2h | 2 way connector, on the engine |
| T8z | 8 way connector |
| T10 | 10 way connector, green, interconnection post, left side assembly A |
| T10a | 10 way connector, red, interconnection post, left side assembly A |
| T10b | 10 way connector, blue, interconnection post, left side assembly A |
| T10n | 10 way connector, grey, interconnection post, left side assembly A |
| T14 | 14 way connector, on the engine |
| T14a | 14 way connector, on the engine |
| T80 | 80 way connector |
| 200 | Earth connection (screening), in engine compartment wiring loom |
| D25 | Positive connection (15) in engine wiring loom |
| G130 | Lambda probe after catalyst (00699) |
| J220 | Control unit for motronic |
| N80 | Activated charcoal filter system solenoid valve I (01247-4343) (pulsed) |
| T4c | 4 way connector, in the transmission |
| T6c | 6 way connector |
| T10a | 10 way connector, red, interconnection post, left side assembly A |
| T80 | 80 way connector |
| Z19 | Heating for Lambda probe |
| A104 | Positive connection -2- (15), in dash panel wiring harness |
| D102 | Connection -2-, in engine compartment wiring loom |
| E30 | Connection (87a), in engine wiring loom |
| * | Version depending on countries |
| ** | Element incorporated into the connector itself |
| F | Brake light switch (00526-2131) |
| F47 | Brake pedal switch for CC/diesel direct injection system (00629) |
| G22 | Speedometer sender (01086) |
| J17 | Fuel pump relay (01259-4433) |
| J220 | Control unit for motronic |
| J234 | Control unit for Airbag (01321) |
| J362 | Immobilizer control unit |
| M9 | Brake light bulb, left |
| M10 | Brake light bulb, right |
| M25 | Bulb for high mounted brake light |
| S8 | Fuses in fuse box |
| S226 | Fuse in fuse box |
| W | Interior light, front |
| T8z | 8 way connector |
| T10 | 10 way connector, green, interconnection post, left side assembly A |
| T10a | 10 way connector, red, interconnection post, left side assembly A |
| T14 | 14 way connector, on the engine |
| T23 | 23 way connector |
| T34 | 34 way connector |
| T80 | 80 way connector |
| T10c | 10 way connector, black, interconnection post, left side assembly A |
| 201 | Earth connection -5-, in engine compartment wiring loom |
| A99 | Connection -1- (87), in dash panel wiring harness |
| A104 | Positive connection -2- (15), in dash panel wiring harness |
| B102 | Earth connection, in front left interior wiring loom |
| B135 | Connection -1- (15a), in interior wiring harness |
| D73 | Positive connection (54), in engine compartment wiring loom |
| * | Only vehicles with airbag |
| F18 | Radiator fan thermo switch |
| F22 | Oil pressure switch (0.3 bar) (00772-3114) |
| G | Fuel gauge sender |
| G6 | Fuel pump (lift pump) |
| G32 | Coolant shortage indicator sender |
| S232 | Fuse in fuse box |
| T3b | 3 way connector, on the bonnet |
| T10a | 10 way connector, red, interconnection post, left side assembly A |
| T10c | 10 way connector, black, interconnection post, left side assembly A |
| V7 | Radiator fan (01018-3433) |
| 12 | Earth point, in engine compartment, left |
| 57 | Earth point, left rear pillar |
| 167 | Earth connection -4-, in engine compartment wiring loom |
| 221 | Earth connection (engine earth), in engine wiring loom |
| B109 | Earth connection, in rear left interior wiring loom |
| G1 | Fuel gauge (00664) |
| G3 | Coolant temperature gauge |
| G21 | Speedometer (00663) |
| J104 | Control unit for ABS with EDS |
| J217 | Control unit for automatic gearbox |
| J285 | Control unit with display unit in dash panel insert (01317) |
| K3 | Oil pressure warning lamp (00755) |
| K28 | Warning lamp for coolant temperature/coolant shortage |
| T10 | 10 way connector, green, interconnection post, left side assembly A |
| T10n | 10 way connector, grey, interconnection post, left side assembly A |
| T25 | 25 way connector |
| T32 | 32 way connector |
| T32a | 32 way connector |
| T68 | 68 way connector |
| Y4 | Odometer display |
| D159 | Positive connection (high bus), in engine compartment wiring harness |
| D160 | Positive connection (low bus), in engine compartment wiring harness |
| * | Data bus cable |
| E1 | Lighting switch |
| G5 | Rev. counter (00662) |
| H11 | Oil pressure warning buzzer |
| J285 | Control unit with display unit in dash panel insert (01317) |
| K2 | Alternator warning lamp |
| K105 | Reserve fuel warning lamp (01082) |
| S227 | Fuse in fuse box |
| T10n | 10 way connector, grey, interconnection post, left side assembly A |
| T32 | 32 way connector |
| T32a | 32 way connector |
| 44 | Earth point, A pillar left, bottom |
| B102 | Earth connection, in front left interior wiring loom |
| B111 | Positive connection -1- (30a), in interior wiring harness |