| 10 | Earth point, in plenum chamber |
| 11 | Earth point, in battery box |
| 43 | Earth point, lower part of right A-pillar |
| 49 | Earth point, next to steering columm, left |
| 50 | Earth point, on left luggage compartment |
| 85 | Earth connection -1-, in engine compartment wiring harness |
| 98 | Earth connection, in tailgate/boot lid wiring harness |
| 162 | Earth connection, in blower motor wiring harness |
| 280 | Earth connection -2-, in engine compartment wiring harness |
| 283 | Earth connection -2-, in engine prewiring wiring harness |
| 285 | Earth connection -7-, in interior wiring harness |
| * | Export versions (only northern countries) |
| T10c | 10-pin connector, black, wiring duct, in engine compartment, left |
| 10 | Earth point, in plenum chamber |
| 42 | Earth point, next to steering columm |
| 45 | Earth point, behind dash panel |
| 49 | Earth point, next to steering columm, left |
| 50 | Earth point, on left luggage compartment |
| 238 | Earth connection -1-, in interior wiring harness |
| 249 | Earth connection -2-, in interior wiring harness |
| 255 | Earth connection -1-, in radio wiring harness |
| 277 | Earth connection -3-, in interior wiring harness |
| 281 | Earth connection -1-, in engine prewiring wiring harness |
| F88 | Power assisted steering pressure switch |
| G40 | Hall sender |
| J17 | Fuel pump relay |
| J220 | Motronic control unit |
| N | Ignition coil 1 |
| N30 | Injector, cylinder 1 |
| N31 | Injector, cylinder 2 |
| N32 | Injector, cylinder 3 |
| N33 | Injector, cylinder 4 |
| N122 | Final output stage |
| N128 | Ignition coil 2 |
| P | Spark plug connector |
| Q | Spark plugs |
| T10c | 10-pin connector, black, wiring duct, in engine compartment, left |
| T10x | 10-pin connector, orange, in plenum chamber |
| 281 | Earth connection -1-, in engine prewiring wiring harness |
| A101 | Connection -3- (87), in dash panel wiring harness |
| D140 | Connection (injectors), in engine prewiring wiring harness |
| G2 | Coolant temperature sender |
| G28 | Engine speed sender |
| G61 | Knock sensor 1 |
| G62 | Coolant temperature sender |
| G66 | Knock sensor 2 |
| J220 | Motronic control unit |
| T3b | 3-pin connector, black, in engine compartment |
| T3c | 3-pin connector, brown, in engine compartment |
| T3d | 3-pin connector, grey, in engine compartment |
| T10c | 10-pin connector, black, wiring duct, in engine compartment, left |
| T10x | 10-pin connector, orange, in plenum chamber |
| 220 | Earth connection (sender earth), in engine wiring harness |
| 278 | Earth connection -4-, in interior wiring harness |
| F36 | Clutch pedal switch |
| F60 | Idling switch |
| G186 | Throttle valve drive |
| G187 | Throttle valve drive angle sender -1- |
| G188 | Throttle valve drive angle sender -2- |
| J104 | ABS with EDL control unit |
| J220 | Motronic control unit |
| J338 | Throttle valve control unit |
| T10y | 10-pin connector, green, in plenum chamber |
| 10 | Earth point, in plenum chamber |
| 85 | Earth connection -1-, in engine compartment wiring harness |
| 220 | Earth connection (sender earth), in engine wiring harness |
| A121 | Connection (high bus), in dash panel wiring harness |
| A122 | Connection (low bus), in dash panel wiring harness |
| D141 | Connection (5V), in engine prewiring wiring harness |
| * | Only models with manual gearbox |
| ** | Does not apply to northern countries |
| *** | Only northern countries |
| **** | Wiring of connections on models without cruise control system |
| Wiring of connections on models with cruise control system, see applicable Current Flow Diagram: Cruise control system |
| Data wire (CAN bus) |
| G39 | Lambda probe |
| G70 | Air mass meter |
| J220 | Motronic control unit |
| N79 | Heater element (crankcase breather) |
| N80 | Activated charcoal filter system solenoid valve 1 |
| N156 | Intake manifold change-over valve |
| N205 | Inlet camshaft timing adjustment valve -1- |
| T4 | 4-pin connector, in engine compartment, right |
| T6m | 6-pin connector, brown, in plenum chamber |
| T10c | 10-pin connector, black, wiring duct, in engine compartment, left |
| T10x | 10-pin connector, orange, in plenum chamber |
| Z19 | Lambda probe heater |
| 85 | Earth connection -1-, in engine compartment wiring harness |
| D22 | Connection (via fuse 234), in front right wiring harness |
| D80 | Positive (+) connection (87a), in engine compartment wiring harness |
| * | Export versions (only northern countries) |
| D | Ignition/starter switch |
| J59 | X contact relief relay |
| J226 | Starter inhibitor and reversing light relay |
| T6m | 6-pin connector, brown, in plenum chamber |
| T10x | 10-pin connector, orange, in plenum chamber |
| A2 | Positive (+) connection (15), in dash panel wiring harness |
| A86 | Connection (50a), in dash panel wiring harness |
| B138 | Positive (+) connection -1- (x), in interior wiring harness |
| B156 | Positive (+) connection -4- (30), in interior wiring harness |
| * | Only models with manual gearbox |
| ** | Only models with automatic gearbox |
| E1 | Lighting switch |
| E2 | Turn signal switch |
| E4 | Headlight dipper/flasher switch |
| E18 | Rear fog light switch |
| E19 | Parking light switch |
| L9 | Lighting switch light bulb |
| L40 | Front and rear fog light switch bulb |
| A3 | Positive (+) connection (58), in dash panel wiring harness |
| A88 | Connection (RFL), in dash panel wiring harness |
| B139 | Connection (PLL), in interior wiring harness |
| B140 | Connection (PLR), in interior wiring harness |
| E20 | Switches and instruments, lighting control |
| E102 | Headlight range control adjuster |
| J31 | Automatic intermittent wash/wipe relay |
| L54 | Headlight range control adjuster light bulb |
| V | Windscreen wiper motor |
| V48 | Headlight range control motor, left |
| V49 | Headlight range control motor, right |
| 277 | Earth connection -3-, in interior wiring harness |
| 278 | Earth connection -4-, in interior wiring harness |
| 280 | Earth connection -2-, in engine compartment wiring harness |
| 283 | Earth connection -2-, in engine prewiring wiring harness |
| A27 | Connection (speed signal), in dash panel wiring harness |
| A103 | Connection -2- (56), in dash panel wiring harness |
| A114 | Connection (headlight range control), in dash panel wiring harness |
| E22 | Intermittent wiper switch |
| E34 | Rear wiper switch |
| E38 | Intermittent wiper control |
| J30 | Rear window wiper/washer relay |
| J31 | Automatic intermittent wash/wipe relay |
| T6b | 6-pin connector, blue, in luggage compartment, left |
| T6d | 6-pin connector, brown, behind steering column switch trim |
| V5 | Windscreen washer pump |
| V12 | Rear window wiper motor |
| 98 | Earth connection, in tailgate/boot lid wiring harness |
| 277 | Earth connection -3-, in interior wiring harness |
| A97 | Connection (53), in dash panel wiring harness |
| F | Brake light switch |
| F4 | Reversing light switch |
| L46 | Rear fog light bulb, left |
| L47 | Rear fog light bulb, right |
| M2 | Tail light bulb, right |
| M4 | Tail light bulb, left |
| M6 | Turn signal bulb, rear left |
| M8 | Turn signal bulb, rear right |
| M9 | Brake light bulb, left |
| M10 | Brake light bulb, right |
| M16 | Reversing light bulb, left |
| M17 | Reversing light bulb, right |
| M25 | High level brake light bulb |
| T6b | 6-pin connector, blue, in luggage compartment, left |
| T6m | 6-pin connector, brown, in plenum chamber |
| T10x | 10-pin connector, orange, in plenum chamber |
| 98 | Earth connection, in tailgate/boot lid wiring harness |
| 238 | Earth connection -1-, in interior wiring harness |
| A87 | Connection (RL), in dash panel wiring harness |
| B131 | Positive (+) connection (54), in interior wiring harness |
| B185 | Connection -2- (54), in interior wiring harness |
| * | Only models with manual gearbox |
| E15 | Heated rear window switch |
| H | Horn plate |
| H2 | High tone horn |
| H7 | Low tone horn |
| J4 | Dual tone horn relay |
| J401 | Navigation system with CD drive control unit |
| L15 | Ashtray light bulb |
| L28 | Cigarette lighter light bulb |
| T2p | 2-pin connector, behind console |
| T5a | 5-pin connector, yellow, behind steering column switch trim |
| T6a | 6-pin connector, black, in luggage compartment, left |
| U1 | Cigarette lighter |
| Z1 | Heated rear window |
| 277 | Earth connection -3-, in interior wiring harness |
| 280 | Earth connection -2-, in engine compartment wiring harness |
| A72 | Connection (71), in dash panel wiring harness |
| * | Only models with navigation system |
| E150 | Interior locking switch |
| T2 | 2-pin connector, on plenum chamber, right |
| T2a | 2-pin connector, black, behind side of dash panel, right |
| T2c | 2-pin connector, black, in tailgate/boot lid, right |
| T2d | 2-pin connector, black, in tailgate/boot lid, left |
| T2h | 2-pin connector, on plenum chamber, right |
| T6a | 6-pin connector, black, in luggage compartment, left |
| T16 | 16-pin connector, black, centre console compartment (diagnosis connector) |
| W6 | Glove box light |
| X | Number plate light |
| Z20 | Heater element, left washer jet |
| Z21 | Heater element, right washer jet |
| 98 | Earth connection, in tailgate/boot lid wiring harness |
| 277 | Earth connection -3-, in interior wiring harness |
| 280 | Earth connection -2-, in engine compartment wiring harness |
| A81 | Connection -2- (X), in dash panel wiring harness |
| B117 | Connection (58a, right), in interior wiring harness |
| B149 | Positive (+) connection -2- (15a), in interior wiring harness |
| * | Only models with manual gearbox |
| ** | Only models with automatic gearbox |
| L1 | Twin filament bulb for headlight, left |
| L2 | Twin filament bulb for headlight, right |
| M1 | Side light bulb, left |
| M3 | Side light bulb, right |
| T5 | 5-pin connector, headlight, right |
| T5b | 5-pin connector, headlight, left |
| 280 | Earth connection -2-, in engine compartment wiring harness |
| A51 | Connection (56), in dash panel wiring harness |
| B142 | Positive (+) connection -2- (56a), in interior wiring harness |
| B143 | Positive (+) connection (58R), in interior wiring harness |
| B144 | Positive (+) connection (58L), in interior wiring harness |
| A15 | Positive (+) connection (15), in dash panel wiring harness |
| A23 | Connection (30al), in dash panel wiring harness |
| A98 | Positive (+) connection -4- (30a), in dash panel wiring harness |
| A99 | Connection -1- (87), in dash panel wiring harness |
| A100 | Connection -2- (87), in dash panel wiring harness |
| B147 | Positive (+) connection -2- (87), in interior wiring harness |
| E87 | Control and display unit for air conditioner |
| E150 | Interior locking switch, driver's side |
| J217 | Automatic gearbox control unit |
| J234 | Airbag control unit |
| J446 | Parking aid control unit |
| T8 | 8-pin connector, near radio |
| T10b | 10-pin connector, grey, in plenum chamber |
| T16 | 16-pin connector, black, centre console compartment (diagnosis connector) |
| 255 | Earth connection -1-, in radio wiring harness |
| 277 | Earth connection -3-, in interior wiring harness |
| A1 | Positive (+) connection (30a), in dash panel wiring harness |
| A21 | Positive (+) connection (86s), in dash panel wiring harness |
| A46 | Positive (+) connection (30 - from radio), in dash panel wiring harness |
| A76 | Connection (diagnosis wire K), in dash panel wiring harness |
| B150 | Positive (+) connection -2- (30a), in interior wiring harness |
| * | See applicable radio Current flow diagram |
| ** | Only models with air conditioner |
| *** | Only models with four speed automatic gearbox |
| **** | Only models with parking aid |
| E3 | Hazard warning light switch |
| J2 | Hazard warning light relay |
| M5 | Turn signal bulb, front left |
| M7 | Turn signal bulb, front right |
| M18 | Side turn signal bulb, left |
| M19 | Side turn signal bulb, right |
| 280 | Earth connection -2-, in engine compartment wiring harness |
| A125 | Connection (crash signal), in dash panel wiring harness |
| B152 | Connection (TSL), in interior wiring harness |
| B153 | Connection (TSR), in interior wiring harness |
| F2 | Door contact switch, driver's side |
| F3 | Door contact switch, front passenger's side |
| T6a | 6-pin connector, black, in luggage compartment, left |
| T10d | 10-pin connector, brown, connector carrier, A pillar, left |
| T10f | 10-pin connector, brown, connector carrier, A pillar, right |
| V94 | Central locking motor with control unit for interior lights switch-off delay and anti-theft alarm system |
| W | Interior light, front |
| W13 | Reading light, front passenger's side |
| W18 | Luggage compartment light, left |
| W19 | Reading light, driver's side |
| W35 | Luggage compartment light, right |
| W43 | Rear interior light |
| 98 | Earth connection, in tailgate/boot lid wiring harness |
| 128 | Earth connection -1-, in interior light wiring harness |
| 205 | Earth connection, in door wiring harness - driver's side |
| 206 | Earth connection, in door wiring harness - front passenger's side |
| 285 | Earth connection -7-, in interior wiring harness |
| B115 | Positive (+) connection (30a), in interior wiring harness |
| B155 | Positive (+) connection -2- (DC), in interior wiring harness |
| F9 | Handbrake warning switch |
| J218 | Combi-processor in dash panel insert |
| K1 | Main beam warning lamp |
| K2 | Alternator warning lamp |
| K4 | Side light warning lamp |
| K14 | Handbrake warning lamp |
| K18 | Trailer operation warning lamp |
| K29 | Glow period warning lamp |
| K65 | Left turn signal warning lamp |
| K94 | Right turn signal warning lamp |
| K132 | Electronic power control fault lamp |
| K134 | Self-levelling suspension warning lamp |
| T32 | 32-pin connector, blue, on dash panel insert |
| T32a | 32-pin connector, green, on dash panel insert |
| 277 | Earth connection -3-, in interior wiring harness |
| A24 | Connection (brake system monitoring), in dash panel wiring harness |
| B145 | Positive (+) connection (58b), in interior wiring harness |
| F1 | Oil pressure switch |
| F34 | Brake fluid level warning contact |
| F66 | Coolant shortage indicator switch |
| G | Fuel gauge sender |
| G1 | Fuel gauge |
| G3 | Coolant temperature gauge |
| G5 | Rev. counter |
| G6 | Fuel pump |
| G14 | Voltmeter |
| G21 | Speedometer |
| H3 | Buzzer/gong |
| J218 | Combi-processor in dash panel insert |
| T10c | 10-pin connector, black, wiring duct, in engine compartment, left |
| T32 | 32-pin connector, blue, on dash panel insert |
| T32a | 32-pin connector, green, on dash panel insert |
| Y | Analogue clock |
| 277 | Earth connection -3-, in interior wiring harness |
| 278 | Earth connection -4-, in interior wiring harness |
| 280 | Earth connection -2-, in engine compartment wiring harness |
| A45 | Connection (engine speed signal), in dash panel wiring harness |
| A80 | Connection -1- (X), in dash panel wiring harness |
| A108 | Connection (speed signal), in dash panel wiring harness |
| D2 | Immobilizer reading coil |
| G22 | Speedometer sender (Hall sender, on gearbox) |
| J218 | Combi-processor in dash panel insert |
| J234 | Airbag control unit |
| K3 | Oil pressure warning lamp |
| K16 | Reserve fuel warning lamp |
| K19 | Seat belt warning system warning lamp |
| K28 | Coolant temperature warning lamp |
| K32 | Brake pad/lining warning lamp |
| K37 | Windscreen washer fluid level warning lamp |
| K47 | ABS warning lamp |
| K75 | Airbag warning lamp |
| K117 | Immobilizer warning lamp |
| T10c | 10-pin connector, black, wiring duct, in engine compartment, left |
| T10g | 10-pin connector, blue, in plenum chamber |
| T32 | 32-pin connector, blue, on dash panel insert |
| T32a | 32-pin connector, green, on dash panel insert |
| 281 | Earth connection -1-, in engine prewiring wiring harness |
| A50 | Positive (+) connection (30as), in dash panel wiring harness |
| E9 | Fresh air blower switch |
| E159 | Fresh air/air recirculating flap switch |
| F18 | Radiator fan thermo-switch |
| F54 | Radiator fan thermo-switch |
| N23 | Fresh air blower series resistor |
| N206 | Warm air blower series resistor with overheating fuse |
| T4c | 4-pin connector, behind console |
| V2 | Fresh air blower |
| V7 | Radiator fan |
| V154 | Fresh/recirculating air flap control motor |
| 11 | Earth point, in battery box |
| 162 | Earth connection, in blower motor wiring harness |
| B135 | Connection (15a), in interior wiring harness |
| L66 | Connection, in heater blower wiring harness |
| * | Only models with manual gearbox |
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