| A | Battery |
| B | Starter |
| D | Ignition/starter switch |
| J53 | Starter motor relay |
| J59 | X contact relief relay, on relay plate |
| J514 | Electronic manual gearbox control unit |
| T10i | 10-pin connector, green, coupling station below relay carrier |
| T10t | 10-pin connector, violet, coupling station below relay carrier |
| T68 | 68-pin connector |
| 1 | Earth strap, battery - body |
| 3 | Earth strap, engine - body |
| 500 | Screw connection -1- (30), on relay plate |
| 501 | Screw connection -2- (30), on relay plate |
| A32 | Positive connection (30), in dash panel wiring harness |
| A40 | Positive connection -1- (30), in instruments wiring harness |
| A56 | Positive connection -2- (30), in instruments wiring harness |
| G85 | Steering angle sender |
| J234 | Airbag control unit |
| J514 | Electronic manual gearbox control unit |
| J532 | Voltage stabiliser, behind left B-pillar trim |
| SB11 | Fuse -11- on fuse holder |
| T6 | 6 pin connector |
| T10m | 10-pin connector, brown, coupling station under relay carrier |
| T12 | 12-pin connector |
| T16 | 16-pin connector, self-diagnosis connection in dash panel |
| T68 | 68-pin connector |
| 249 | Earth connection -2-, in interior wiring harness |
| A56 | Positive connection -2- (30), in instruments wiring harness |
| A76 | Connection (diagnosis wire K), in dash panel wiring harness |
| B245 | Positive connection (15a, stabilised), in interior wiring harness |
| B246 | Positive connection (30a, stabilised), in interior wiring harness |
| B262 | Positive connection -2- (30a, stabilised), in interior wiring harness |
| * | From May 2003 |
| G21 | Speedometer |
| G22 | Speedometer sender, in gearbox |
| J234 | Airbag control unit |
| J248 | Diesel direct injection system control unit |
| J285 | Control unit with display in dash panel insert |
| J533 | Data bus diagnostic interface, in dash panel insert |
| SB16 | Fuse -16- on fuse holder |
| SB27 | Fuse -27- on fuse holder |
| T8d | 8-pin connector, on left in engine compartment |
| T10b | 10-pin connector, black, coupling station under relay carrier |
| T10s | 10-pin connector, grey, coupling station under relay carrier |
| T32 | 32-pin connector, blue |
| T32a | 32-pin connector, green |
| T75 | 75-pin connector |
| T121 | 121-pin connector |
| Y4 | Odometer display |
| A76 | Connection (diagnosis wire K), in dash panel wiring harness |
| A121 | Connection (high bus), in dash panel wiring harness |
| A122 | Connection (low bus), in dash panel wiring harness |
| B6 | Connection (s), in steering column switch wiring harness |
| B245 | Connection -1- (15a), in interior wiring harness |
| D159 | Connection (high bus), in engine compartment wiring harness |
| D160 | Connection (low bus), in engine compartment wiring harness |
| C | Alternator |
| G | Fuel gauge sender |
| G1 | Fuel gauge |
| G5 | Rev. counter |
| H3 | Warning buzzer |
| J248 | Diesel direct injection system control unit |
| J285 | Control unit with display in dash panel insert |
| J514 | Electronic manual gearbox control unit |
| K2 | Alternator warning lamp |
| K105 | Reserve fuel warning lamp |
| K127 | Rear lid open warning lamp |
| L75 | Digital display illumination |
| T2 | 2-pin connector |
| T5b | 5-pin connector, in rear lid feeder wiring harness |
| T10c | 10-pin connector, blue, coupling station under relay carrier |
| T10d | 10-pin connector, red, coupling station under relay carrier |
| T14 | 14-pin connector, on left in engine compartment |
| T32 | 32-pin connector, blue |
| T68 | 68-pin connector |
| T121 | 121-pin connector |
| Y2 | Digital clock |
| 120 | Earth connection -2-, in headlight wiring harness |
| A27 | Connection (speed signal), in dash panel wiring harness |
| D91 | Connection (speed signal), in engine compartment wiring harness |
| * | Engine speed signal from engine control unit |
| F9 | Handbrake warning switch |
| F34 | Brake fluid level warning contact |
| J29 | Blocking diode |
| J285 | Control unit with display in dash panel insert |
| K1 | Main beam warning lamp |
| K13 | Rear fog light warning lamp |
| K65 | Left turn signal warning lamp |
| K94 | Right turn signal warning lamp |
| K118 | Brake system warning lamp |
| T10b | 10-pin connector, black, coupling station under relay carrier |
| T32 | 32-pin connector, blue |
| 76 | Earth point, near selector mechanism |
| 81 | Earth connection -1-, in dash panel wiring harness |
| A5 | Positive connection (right turn signal), in dash panel wiring harness |
| A6 | Positive connection (left turn signal), in dash panel wiring harness |
| A59 | Connection (sender), in instruments wiring harness |
| A88 | Connection (rear fog light), in dash panel wiring harness |
| * | From May 2003 |
| F259 | Selector lever stop detector switch |
| J514 | Electronic manual gearbox control unit |
| J534 | Handbrake warning lamp control unit, on relay plate |
| K14 | Handbrake warning lamp |
| L28 | Cigarette lighter light bulb |
| SB21 | Fuse -21- on fuse holder |
| SB25 | Fuse -25- on fuse holder |
| SB46 | Fuse -46- on fuse holder |
| T6a | 6-pin connector |
| T8 | 8-pin connector |
| T10t | 10-pin connector, violet, coupling station below relay plate |
| T10m | 10-pin connector, brown, coupling station below relay plate |
| T68 | 68-pin connector |
| U1 | Cigarette lighter |
| 76 | Earth point, near selector mechanism |
| 81 | Earth connection, in front left interior wiring harness |
| 278 | Earth connection -4-, in interior wiring harness |
| A59 | Connection (sender), in instruments wiring harness |
| A115 | Connection (handbrake warning), in dash panel wiring harness |
| B102 | Earth connection, in front left interior wiring harness |
| E3 | Hazard warning light switch |
| J1 | Turn signal relay |
| K6 | Hazard warning light system warning lamp |
| M5 | Front left turn signal bulb |
| M7 | Front right turn signal bulb |
| M18 | Left side mounted turn signal bulb |
| M19 | Right side mounted turn signal bulb |
| SB7 | Fuse -7- on fuse holder |
| SB14 | Fuse -14- on fuse holder |
| T7a | 7-pin connector |
| T10b | 10-pin connector, black, coupling station below relay plate |
| T10c | 10-pin connector, blue, coupling station below relay plate |
| 131 | Earth connection -2-, in engine compartment wiring harness |
| 278 | Earth connection -4-, in interior wiring harness |
| A5 | Positive connection (right turn signal), in dash panel wiring harness |
| A6 | Positive connection (left turn signal), in dash panel wiring harness |
| E2 | Turn signal switch |
| E4 | Headlight dip and flasher switch |
| E19 | Parking light switch |
| L1 | Left headlight twin filament bulb |
| M1 | Left side light bulb |
| SB4 | Fuse -4- in fuse holder |
| SB13 | Fuse -13- in fuse holder |
| SB44 | Fuse -44- in fuse holder |
| T5 | 5-pin connector |
| T7 | 7-pin connector |
| T8e | 8-pin connector, on left headlight |
| T10c | 10-pin connector, blue, coupling station under relay carrier |
| 12 | Earth point, on left in engine compartment |
| 119 | Earth connection -1-, in headlight wiring harness |
| 131 | Earth connection -2-, in engine compartment wiring harness |
| 132 | Earth connection -3-, in engine compartment wiring harness |
| A5 | Positive connection (right turn signal), in dash panel wiring harness |
| A6 | Positive connection (left turn signal), in dash panel wiring harness |
| B167 | Connection (56b), in interior wiring harness |
| L2 | Right headlight twin filament bulb |
| M3 | Right side light bulb |
| SB5 | Fuse -5- in fuse holder |
| SB12 | Fuse -12- on fuse holder |
| SB45 | Fuse -45- on fuse holder |
| T8e | 8-pin connector, on left headlight |
| T8f | 8-pin connector, on right headlight |
| T10b | 10-pin connector, black, coupling station under relay carrier |
| T10c | 10-pin connector, blue, coupling station under relay carrier |
| V48 | Left headlight range control motor |
| V49 | Right headlight range control motor |
| 12 | Earth point, on left in engine compartment |
| 119 | Earth connection -1-, in headlight wiring harness |
| 131 | Earth connection -2-, in engine compartment wiring harness |
| 132 | Earth connection -3-, in engine compartment wiring harness |
| E116 | Connection (56a, right), in dash panel/interior wiring harness |
| B247 | Connection -2- (56b), in interior wiring harness |
| E20 | Switches and instruments illumination regulator |
| E102 | Headlight range control regulator |
| F4 | Reversing light switch |
| J514 | Electronic manual gearbox control unit |
| L46 | Rear left fog light bulb |
| L54 | Headlight range control regulator illumination bulb |
| M4 | Left tail light bulb |
| M6 | Rear left turn signal bulb |
| M9 | Left brake light bulb |
| M16 | Left reversing light bulb |
| SB9 | Fuse -9- on fuse holder |
| T6b | 6-pin connector |
| T6d | 6-pin connector |
| T10 | 10-pin connector, white, coupling station under relay carrier |
| T10d | 10-pin connector, red, coupling station under relay carrier |
| T68 | 68-pin connector |
| 59 | Earth point, near left tail light |
| A5 | Positive connection (right turn signal), in dash panel wiring harness |
| A6 | Positive connection (left turn signal), in dash panel wiring harness |
| A87 | Connection (reversing light), in dash panel wiring harness |
| B109 | Earth connection, in rear left interior wiring harness |
| B131 | Connection (54), in interior wiring harness |
| D151 | Connection (reversing lights), in engine compartment wiring harness |
| F | Brake light switch |
| M2 | Right tail light bulb |
| M8 | Rear right turn signal bulb |
| M10 | Right brake light bulb |
| M17 | Right reversing light bulb |
| M25 | High level brake light bulb |
| SB2 | Fuse -2- on fuse holder |
| SB15 | Fuse -15- on fuse holder |
| T2g | 2-pin connector, black, in rear lid wiring harness |
| T5c | 5-pin connector, black, in rear lid feeder wiring harness |
| T6c | 6-pin connector |
| T10 | 10-pin connector, white, coupling station under relay carrier |
| X | Number plate light |
| A5 | Positive connection (right turn signal), in dash panel wiring harness |
| A18 | Connection (54), in dash panel wiring harness |
| A52 | Positive connection (30a), in interior wiring harness |
| A87 | Connection (reversing light), in dash panel wiring harness |
| B109 | Earth connection, in rear left interior wiring harness |
| B117 | Connection (58a, right), in interior wiring harness |
| B131 | Connection (54), in interior wiring harness |
| F2 | Driver door contact switch |
| F3 | Front passenger door contact switch |
| J29 | Blocking diode, near left A-pillar coupling station (entwined in wiring harness) |
| J514 | Electronic manual gearbox control unit |
| R | Radio |
| SB10 | Fuse -10- on fuse holder |
| SB42 | Fuse -42- on fuse holder |
| T5x | 5-pin connector, interior light coupling station |
| T8 | 8-pin connector, on radio |
| T10e | 10-pin connector, black, left A-pillar coupling station |
| T10f | 10-pin connector, black, right A-pillar coupling station |
| T10m | 10-pin connector, brown, coupling station under relay carrier |
| T68 | 68-pin connector |
| W | Front interior light |
| 59 | Earth point, near left tail light |
| 277 | Earth connection -3-, in interior wiring harness |
| B154 | Connection -1- (door contact), in interior wiring harness |
| * | Does not apply to models with central locking |
| D2 | Immobilizer reader coil |
| F138 | Airbag coil connector/return spring with slip ring |
| H | Horn plate |
| H1 | Horn |
| J4 | Dual tone horn relay |
| J248 | Diesel direct injection system control unit |
| J362 | Immobilizer control unit, on left behind dash panel |
| SB19 | Fuse -19- on fuse holder |
| SB28 | Fuse -28- on fuse holder |
| SB29 | Fuse -29- on fuse holder |
| SB33 | Fuse -33- on fuse holder |
| T3 | 3-pin connector |
| T10 | 10-pin connector, white, coupling station under relay carrier |
| T10d | 10-pin connector, red, coupling station under relay carrier |
| T10k | 10-pin connector |
| T121 | 121-pin connector |
| 76 | Earth point, near selector mechanism |
| A2 | Positive connection (15), in dash panel wiring harness |
| A38 | Positive connection -2- (15a), in dash panel wiring harness |
| A192 | Positive connection -3- (15a), in dash panel wiring harness |
| E15 | Heated rear window switch |
| E165 | Rear lid release switch |
| J511 | Consumer switch-off relay, on relay carrier |
| J514 | Electronic manual gearbox control unit |
| K10 | Heated rear window warning lamp |
| L39 | Heated rear window switch illumination bulb |
| SB48 | Fuse -48- on fuse holder |
| T3a | 3-pin connector |
| T5c | 5-pin connector, in rear lid feeder wiring harness |
| T5d | 5-pin connector, in rear lid |
| T6 | 6-pin connector |
| T10t | 10-pin connector, violet, coupling station under relay carrier |
| T68 | 68-pin connector |
| Z1 | Heated rear window |
| 61 | Earth point, left C-pillar |
| 98 | Earth connection, in rear lid wiring harness |
| 287 | Earth connection, in rear lid feeder wiring harness |
| A34 | Connection (75x), in dash panel wiring harness |
| A192 | Positive connection -3- (15a), in dash panel wiring harness |
| B138 | Positive connection (X), in interior wiring harness |
| E9 | Fresh air blower switch |
| E159 | Fresh air/air recirculation flap switch |
| K114 | Fresh air/air recirculation flap operation warning lamp |
| L16 | Fresh air controls illumination bulb |
| N24 | Fresh air blower series resistor with overheating fuse |
| SB26 | Fuse -26- on fuse holder |
| SB49 | Fuse -49- on fuse holder |
| T4 | 4-pin connector, behind dash panel |
| T4e | 4-pin connector |
| T6a | 6-pin connector |
| T8g | 8-pin connector |
| V2 | Fresh air blower |
| V154 | Fresh air/air recirculation flap control motor |
| 76 | Earth point, near selector mechanism |
| 162 | Earth connection, in blower motor wiring harness |
| A2 | Positive connection (15), in dash panel wiring harness |
| A20 | Positive connection (15a), in dash panel wiring harness |
| E22 | Intermittent wiper operation switch |
| E34 | Rear window wiper switch |
| J31 | Automatic intermittent wash/wipe relay, on relay carrier |
| SB50 | Fuse -50- on fuse holder |
| T4a | 4-pin connector |
| T5e | 5-pin connector |
| T5i | 5-pin connector |
| T10 | 10-pin connector, white, coupling station under relay carrier |
| T10b | 10-pin connector, black, coupling station under relay carrier |
| V | Windscreen wiper motor |
| V59 | Windscreen and rear window washer pump |
| A36 | Connection (75a), in dash panel wiring harness |
| A158 | Connection (T), in dash panel wiring harness |
| L22 | Left fog light bulb |
| L23 | Right fog light bulb |
| SB6 | Fuse -6- in fuse holder |
| T2 | 2-pin connector, black, on left in plenum chamber |
| T2a | 2-pin connector, black, on left on bonnet |
| T2b | 2-pin connector, black, on right on bonnet |
| T5c | 5-pin connector, in rear lid feeder wiring harness |
| T5d | 5-pin connector, in rear lid |
| T10b | 10-pin connector, red, coupling station under relay carrier |
| V12 | Rear window wiper motor |
| Z20 | Left washer jet heater element |
| Z21 | Right washer jet heater element |
| D59 | Connection (fog light), in engine compartment wiring harness |
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