Wiring Diagram AUDI A2 2002 - Earth connections
| 3 | Earth strap, engine - body |
| 43 | Earth point, lower part of right A pillar |
| 44 | Earth point, lower part of left A pillar |
| 50 | Earth point, luggage compartment, left |
| 52 | Earth point, in tailgate/boot lid, left |
| 98 | Earth connection, in tailgate/boot lid wiring harness |
| 119 | Earth connection -1-, in headlight wiring harness |
| 176 | Earth connection, in right headlight wiring harness |
| 179 | Earth connection, in left headlight wiring harness |
| 238 | Earth connection -1-, in interior wiring harness |
Wiring Diagram AUDI A2 2002 - Earth connections
| 44 | Earth point, lower part of left A pillar |
| 249 | Earth connection -2-, in interior wiring harness |
| 277 | Earth connection -3-, in interior wiring harness |
| 279 | Earth connection -5-, in interior wiring harness |
| 284 | Earth connection -6-, in interior wiring harness |
Wiring Diagram AUDI A2 2002 - Ignition/starter switch - X contact relief relay - consumer switch-off relay
| D | Ignition/starter switch |
| J59 | X contact relief relay |
| J511 | Consumer switch-off relay |
| J514 | Electronic manual gearbox control unit |
| T17a | 17-pin connector, red, in footwell, front left |
| T17b | 17-pin connector, white, in footwell, front left |
| 249 | Earth connection -2-, in interior wiring harness |
| A21 | Connection (86s), in dash panel wiring harness |
| A34 | Connection (75x), in dash panel wiring harness |
| B138 | Positive (+) connection -1- (x), in interior wiring harness |
| B259 | Connection (start/stop signal), in interior wiring harness |
| * | Only models with heated washer jets |
Wiring Diagram AUDI A2 2002 - Lighting switch - steering column switch - left
| E1 | Lighting switch |
| E2 | Turn signal switch |
| E4 | Headlight dipper/flasher switch |
| E19 | Parking light switch |
| E23 | Front and rear fog light switch |
| E27 | Side light switch |
| L9 | Lighting switch light bulb |
| L40 | Rear fog light switch bulb |
| 249 | Earth connection -2-, in interior wiring harness |
| B9 | Connection (56), in steering column switch wiring harness |
| B139 | Connection (PLL), in interior wiring harness |
| B140 | Connection (PLR), in interior wiring harness |
Wiring Diagram AUDI A2 2002 - Switches and instruments - lighting control - headlight range control adjuster
| E20 | Switches and instruments, lighting control |
| E102 | Headlight range control adjuster |
| L54 | Headlight range control adjuster light bulb |
| 249 | Earth connection -2-, in interior wiring harness |
| 269 | Earth connection (sender earth) -1-, in dash panel wiring harness |
| B145 | Positive (+) connection (58b), in interior wiring harness |
Wiring Diagram AUDI A2 2002 - Wiper/washer system
| E22 | Intermittent wiper switch |
| E38 | Intermittent wiper control |
| E44 | Windscreen washer pump switch |
| E87 | Control and display unit for air conditioner |
| J31 | Automatic intermittent wash/wipe relay |
| T6 | 6-pin connector, brown, behind steering column switch trim |
| T10e | 10-pin connector, red, connector point, A pillar, left |
| T10f | 10-pin connector, blue, connector point, A pillar, left |
| V | Windscreen wiper motor |
| V5 | Windscreen washer pump |
| 179 | Earth connection, in left headlight wiring harness |
| 249 | Earth connection -2-, in interior wiring harness |
| A27 | Connection (speed signal), in dash panel wiring harness |
| A96 | Connection (53a), in dash panel wiring harness |
| A97 | Connection (53), in dash panel wiring harness |
| * | Only models with air conditioner |
Wiring Diagram AUDI A2 2002 - Tail lights - brake lights - reversing lights - rear fog light - number plate light
| F | Brake light switch |
| F4 | Reversing light switch |
| J508 | Brake light suppression relay |
| L46 | Rear fog light bulb, left |
| 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 |
| T17e | 17-pin connector, blue, in footwell, front left |
| X | Number plate light |
| 98 | Earth connection, in tailgate wiring harness |
| 238 | Earth connection -1-, in interior wiring harness |
| A87 | Connection (RF (reversing light)), in dash panel wiring harness |
| B131 | Connection (54), in interior wiring harness |
| B132 | Connection (number plate light), in interior wiring harness |
| B185 | Connection -2- (54), in interior wiring harness |
| W1 | Positive (+) connection -1- (54), in rear wiring harness |
Wiring Diagram AUDI A2 2002 - Fuse box - voltage stabiliser
| A | Battery |
| B | Starter |
| J226 | Starter inhibitor and reversing light relay |
| J532 | Voltage stabiliser |
| SB1 | Fuse -1- on fuse box |
| SB2 | Fuse -2- on fuse box |
| SB3 | Fuse -3- on fuse box |
| SB6 | Fuse -6- on fuse box |
| SB7 | Fuse -7- on fuse box |
| SB8 | Fuse -8- on fuse box |
| T8a | 8-pin connector, black, radio connector III |
| 65 | Earth point, left longitudinal member, rear, between B and C pillar |
| 279 | Earth connection -5-, in interior wiring harness |
| 284 | Earth connection -6-, in interior wiring harness |
| 500 | Screw connection -1- (30), on relay plate |
| A32 | Positive (+) connection (30), in dash panel wiring harness |
| A46 | Positive (+) connection (30 - from radio), in dash panel wiring harness |
| A98 | Positive (+) connection -4- (30), in dash panel wiring harness |
| B169 | Positive (+) connection -1- (30), in interior wiring harness |
| B170 | Positive (+) connection -2- (30), in interior wiring harness |
| P2 | Positive (+) connection (30), in battery wiring harness |
Wiring Diagram AUDI A2 2002 - Fuse box - horn - socket - cigarette lighter
| H | Horn plate |
| H1 | Horn/dual tone horn |
| J4 | Dual tone horn relay |
| J245 | Sliding sunroof adjustment control unit |
| L15 | Ashtray light bulb |
| L28 | Cigarette lighter light bulb |
| SB8 | Fuse -8- on fuse box |
| SB11 | Fuse -11- on fuse box |
| SB12 | Fuse -12- on fuse box |
| SB30 | Fuse -30- on fuse box |
| SB36 | Fuse -36- on fuse box |
| SB42 | Fuse -42- on fuse box |
| T5a | 5-pin connector, yellow, behind steering column switch trim |
| T17h | 17-pin connector, green, connector point, A pillar, right |
| U | Socket |
| U1 | Cigarette lighter |
| 176 | Earth connection, in right headlight wiring harness |
| 238 | Earth connection -1-, in interior wiring harness |
| 249 | Earth connection -2-, in interior wiring harness |
| 279 | Earth connection -5-, in interior wiring harness |
| A98 | Positive (+) connection -4- (30), in dash panel wiring harness |
| B156 | Positive (+) connection (30a), in interior wiring harness |
| * | Only applies to models with sliding/tilting sunroof |
Wiring Diagram AUDI A2 2002 - Fuse box - diagnostic connector
| SB28 | Fuse -28- on fuse box |
| SB29 | Fuse -29- on fuse box |
| SB38 | Fuse -38- on fuse box |
| SB40 | Fuse -40- on fuse box |
| T16 | 16-pin connector, diagnostic connector, black, near fuse box |
| T17 | 17-pin connector, brown, in footwell, front left |
| T17g | 17-pin connector, red, connector point, A pillar, left |
| 249 | Earth connection -2-, in interior wiring harness |
| A2 | Positive (+) connection (15), in dash panel wiring harness |
| A76 | Connection (diagnosis wire K), in dash panel wiring harness |
| B135 | Connection -1- (15a), in interior wiring harness |
| B156 | Positive (+) connection (30a), in interior wiring harness |
| B157 | Positive (+) connection -3- (15a), in interior wiring harness |
| * | Only applies to models with air conditioner |
Wiring Diagram AUDI A2 2002 - Fuse box - glove box light - heated washer jets
| SB15 | Fuse -15- on fuse box |
| SB16 | Fuse -16- on fuse box |
| SB32 | Fuse -32- on fuse box |
| SB33 | Fuse -33- on fuse box |
| SB34 | Fuse -34- on fuse box |
| SB35 | Fuse -35- on fuse box |
| T2d | 2-pin connector |
| T10h | 10-pin connector, white, connector point, A pillar, left |
| W6 | Glove box light |
| Z20 | Heater element, left washer jet |
| Z21 | Heater element, right washer jet |
| 179 | Earth connection, in left headlight wiring harness |
| 249 | Earth connection -2-, in interior wiring harness |
| A36 | Connection (75a), in dash panel wiring harness |
| B117 | Connection (58a, right), in interior wiring harness |
| * | Only models with heated washer jets |
Wiring Diagram AUDI A2 2002 - Fuse box - right headlight - right side turn signal - front right fog light bulb
| L2 | Twin filament bulb for headlight, right |
| L23 | Fog light bulb, right |
| M3 | Side light bulb, right |
| M7 | Turn signal bulb, front right |
| M19 | Side turn signal bulb, right |
| SB21 | Fuse -21- on fuse box |
| SB23 | Fuse -23- on fuse box |
| SB26 | Fuse -26- on fuse box |
| T10i | 10-pin connector, black, connector point, A pillar, right |
| T10l | 10-pin connector, black, headlight, right |
| V49 | Headlight range control motor, right |
| 176 | Earth connection, in right headlight wiring harness |
| 179 | Earth connection, in left headlight wiring harness |
| A51 | Connection (56), in dash panel wiring harness |
| A95 | Connection -1- (56a), in dash panel wiring harness |
| C19 | Connection -1- (turn signal, right), in headlight wiring harness |
Wiring Diagram AUDI A2 2002 - Fuse box - left headlight - left side turn signal - front left fog light bulb
| L1 | Twin filament bulb for headlight, left |
| L22 | Fog light bulb, left |
| M1 | Side light bulb, left |
| M5 | Turn signal bulb, front left |
| M18 | Side turn signal bulb, left |
| SB22 | Fuse -22- on fuse box |
| SB24 | Fuse -24- on fuse box |
| SB27 | Fuse -27- on fuse box |
| T10e | 10-pin connector, red, connector point, A pillar, left |
| T10g | 10-pin connector, grey, connector point, A pillar, left |
| T10h | 10-pin connector, white, connector point, A pillar, left |
| T10k | 10-pin connector, black, headlight, left |
| V48 | Headlight range control motor, left |
| 179 | Earth connection, in left headlight wiring harness |
| A51 | Connection (56), in dash panel wiring harness |
| A84 | Connection (58L), in dash panel wiring harness |
| C20 | Connection (turn signal, left), in headlight wiring harness |
Wiring Diagram AUDI A2 2002 - Turn signals and hazard warning lights
| E3 | Hazard warning light switch |
| J2 | Hazard warning light relay |
| T10e | 10-pin connector, red, connector point, A pillar, left |
| T10i | 10-pin connector, black, connector point, A pillar, right |
| 249 | Earth connection -2-, in interior 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 |
Wiring Diagram AUDI A2 2002 - Convenience system central control unit - luggage compartment light on left-hand side - handbrake warning switch
| F9 | Handbrake warning switch |
| J393 | Convenience system central control unit |
| W18 | Luggage compartment light, left |
| 238 | Earth connection -1-, in interior wiring harness |
| 284 | Earth connection -6-, in interior wiring harness |
| A24 | Connection (brake system monitoring), in dash panel wiring harness |
| A29 | Connection (interior light), in dash panel wiring harness |
| B115 | Positive (+) connection (30, central electrics), in interior wiring harness |
| B229 | Connection (high bus), in interior wiring harness |
| B230 | Connection (low bus), in interior wiring harness |
Wiring Diagram AUDI A2 2002 - Control unit with display in dash panel insert - warning lamps
| C | Alternator |
| F1 | Oil pressure switch |
| J285 | Control unit with display in dash panel insert |
| K1 | Main beam warning lamp |
| K2 | Alternator warning lamp |
| K14 | Handbrake warning lamp |
| K18 | Trailer operation warning lamp |
| K65 | Left turn signal warning lamp |
| K86 | Traction control system warning lamp |
| K94 | Right turn signal warning lamp |
| K132 | Electronic power control fault lamp |
| K134 | Self-levelling suspension warning lamp |
| K149 | Engine electronics warning lamp |
| T17e | 17-pin connector, blue, in footwell, front left |
| T32 | 32-pin connector, blue, on dash panel insert |
| T32a | 32-pin connector, green, on dash panel insert |
| 249 | Earth connection -2-, in interior wiring harness |
| B177 | Connection (61), in interior wiring harness |
| B163 | Positive (+) connection -1- (15), in interior wiring harness |
Wiring Diagram AUDI A2 2002 - Control unit with display in dash panel insert
| G1 | Fuel gauge |
| G3 | Coolant temperature gauge |
| G5 | Rev. counter |
| G9 | Oil temperature gauge |
| G14 | Voltmeter |
| G21 | Speedometer |
| J104 | ABS with EDL control unit |
| J285 | Control unit with display in dash panel insert |
| T17f | 17-pin connector, white, connector point, A pillar, left |
| T17g | 17-pin connector, red, connector point, A pillar, left |
| T32 | 32-pin connector, blue, on dash panel insert |
| T32a | 32-pin connector, green, on dash panel insert |
| 269 | Earth connection (sender earth) -1-, in dash panel wiring harness |
| A121 | Connection (high bus), in dash panel wiring harness |
| A122 | Connection (low bus), in dash panel wiring harness |
| A132 | Connection (TCS/ESP), in dash panel wiring harness |
| C31 | Connection -3-, in headlight wiring harness |
| C32 | Connection -4-, in headlight wiring harness |
Wiring Diagram AUDI A2 2002 - Belt switch on driver's side - ambient temperature sensor - speedometer sender - oil level/oil temperature sender - control unit with display in dash panel insert
| E24 | Belt switch, driver's side |
| G17 | Ambient temperature sensor |
| G22 | Speedometer sender (Hall sender, on gearbox) |
| G266 | Oil level/oil temperature sender |
| H3 | Buzzer/gong |
| J234 | Airbag control unit |
| J285 | Control unit with display in dash panel insert |
| T6a | 6-pin connector, red, under driver's seat |
| T10g | 10-pin connector, grey, connector point, A pillar, left |
| T17 | 17-pin connector, brown, in footwell, front left |
| T17e | 17-pin connector, blue, in footwell, front left |
| T32 | 32-pin connector, blue, on dash panel insert |
| T32a | 32-pin connector, green, on dash panel insert |
| Y | Analogue clock |
| 85 | Earth connection -1-, in engine compartment wiring harness |
| 249 | Earth connection -2-, in interior wiring harness |
| 277 | Earth connection -3-, in interior wiring harness |
| * | Only models with belt warning |
Wiring Diagram AUDI A2 2002 - Immobilizer reading coil - brake fluid level warning contact - control unit with display in dash panel insert - warning lamps
| D2 | Immobilizer reading coil |
| F34 | Brake fluid level warning contact |
| F66 | Coolant shortage indicator switch |
| G34 | Brake lining/pad wear sender, front left |
| J285 | Control unit with display in dash panel insert |
| K4 | Side light warning lamp |
| K19 | Seat belt warning system warning lamp |
| K47 | ABS warning lamp |
| K75 | Airbag warning lamp |
| K117 | Immobilizer warning lamp |
| T10d | 10-pin connector, red, radio connector IV |
| T10f | 10-pin connector, blue, connector point, A pillar, left |
| T17g | 17-pin connector, red, connector point, A pillar, left |
| T32 | 32-pin connector, blue, on dash panel insert |
| T32a | 32-pin connector, green, on dash panel insert |
| 179 | Earth connection, in left headlight wiring harness |
| 269 | Earth connection (sender earth) -1-, in dash panel wiring harness |
| B116 | Connection (58d), in interior wiring harness |
| C15 | Connection -1-, in headlight wiring harness |
Wiring Diagram AUDI A2 2002 - Fresh air blower switch - power steering control unit - fresh air blower with overheating fuse series resistor
| E9 | Fresh air blower switch |
| G250 | Power steering sensor |
| J500 | Power steering control unit |
| N24 | Fresh air blower with overheating fuse series resistor |
| S204 | Fuse -1- (30) |
| T2e | 2-pin connector, black, on power steering control unit |
| T3b | 3-pin connector, on power steering control unit |
| T4 | 4-pin connector, black, on power steering control unit |
| T10g | 10-pin connector, grey, connector point, A pillar, left |
| V2 | Fresh air blower |
| 119 | Earth connection -1-, in headlight wiring harness |
| 279 | Earth connection -5-, in interior wiring harness |
| L66 | Connection, in heater blower wiring harness |
| * | Only applies to models without air conditioner |
Wiring Diagram AUDI A2 2002 - Fresh air blower (without air conditioner) - heated rear window
| E15 | Heated rear window switch |
| E159 | Fresh air/air recirculating flap switch |
| E288 | Additional heating button (ECON) |
| J9 | Heated rear window relay |
| J248 | Diesel direct injection system control unit |
| T17e | 17-pin connector, blue, in footwell, front left |
| V154 | Fresh/recirculating air flap control motor |
| Z1 | Heated rear window |
| 73 | Earth point, rear roof rail |
| 277 | Earth connection -3-, in interior wiring harness |
| B108 | Earth connection, in interior wiring harness, rear right |
| B111 | Positive (+) connection -2- (30a), in interior wiring harness |
| B180 | Connection (heated rear window), in interior wiring harness |
| B248 | Connection -2- (heated rear window), in interior wiring harness |
| * | Models without air conditioner |
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