Wiring Diagram AUDI A2 2003 - Airbag coil connector/return spring with slip ring - airbag igniter - driver's side - airbag igniter 1 - front passenger's side - belt tensioner igniter 1 - driver's side
| D | Ignition/starter switch |
| F138 | Airbag coil connector/return spring with slip ring |
| J234 | Airbag control unit |
| J532 | Voltage stabiliser |
| N95 | Airbag igniter, driver's side |
| N131 | Airbag igniter 1, front passenger's side |
| N153 | Belt tensioner igniter -1-, driver's side |
| N154 | Belt tensioner igniter -1-, front passenger's side |
| T2f | 2-pin connector, at B pillar, left |
| T2g | 2-pin connector, at B pillar, right |
| T3a | 3-pin connector, yellow, behind airbag unit |
| T5 | 5-pin connector, yellow, in steering wheel |
| T5a | 5-pin connector, yellow, behind steering column switch trim |
| A2 | Positive (+) connection (15), in dash panel wiring harness |
| A104 | Positive (+) connection -2- (15), in dash panel wiring harness |
| B163 | Positive (+) connection -1- (15), in interior wiring harness |
| * | Does not apply to models with engine code ANY |
| ** | Only applies to models with engine code ANY |
| *** | No longer fitted, phased-in modification |
| **** | Phased-in modification |
| Short circuit bridge becomes effective when connector is unplugged. |
Wiring Diagram AUDI A2 2003 - Airbag disabling key switch - front passenger's side - airbag control unit - curtain airbag igniter - driver's side - curtain airbag igniter - front passenger's side
| E1 | Lighting switch |
| E224 | Airbag disabling key switch, front passenger's side |
| J234 | Airbag control unit |
| K144 | Airbag disabled warning lamp, driver's side |
| N251 | Curtain airbag igniter, driver's side |
| N252 | Curtain airbag igniter, front passenger's side |
| T4e | 4-pin connector, yellow, under driver's seat |
| T4f | 4-pin connector, yellow, under front passenger's seat |
| 50 | Earth point, luggage compartment, left |
| 61 | Earth point, left C pillar |
| 109 | Earth connection, in airbag wiring harness |
| 277 | Earth connection -3-, in interior wiring harness |
| B145 | Positive (+) connection (58b), in interior wiring harness |
| B163 | Positive (+) connection -1- (15), in interior wiring harness |
| * | Only applies to models with curtain airbags |
| ** | Only applies to models with airbag disabling key switch, front passenger's side |
| *** | No longer fitted, phased-in modification |
| **** | Phased-in modification |
| Short circuit bridge becomes effective when connector is unplugged. |
Wiring Diagram AUDI A2 2003 - Side airbag crash sensor - driver's side - side airbag crash sensor - front passenger's side - side airbag igniter - driver's side - side airbag igniter - front passenger's side
| G179 | Side airbag crash sensor, driver's side |
| G180 | Side airbag crash sensor, front passenger's side |
| J234 | Airbag control unit |
| N199 | Side airbag igniter, driver's side |
| N200 | Side airbag igniter, front passenger's side |
| T4g | 4-pin connector, yellow, under driver's seat |
| T4i | 4-pin connector, yellow, under front passenger's seat |
| 109 | Earth connection, in airbag wiring harness |
| Short circuit bridge becomes effective when connector is unplugged. |
Wiring Diagram AUDI A2 2003 - Hazard warning light relay - Motronic control unit - diesel direct injection system control unit - 4LV (injection system) control unit - convenience system central control unit
| J2 | Hazard warning light relay |
| J17 | Fuel pump relay |
| J220 | Motronic control unit |
| J234 | Airbag control unit |
| J248 | Diesel direct injection system control unit |
| J285 | Control unit with display in dash panel insert |
| J393 | Convenience system central control unit |
| J537 | 4LV (injection system) control unit |
| K75 | Airbag warning lamp |
| T16 | 16-pin connector, diagnostic connector, black, near fuse box |
| T17 | 17-pin connector, brown, in footwell, front left |
| T17d | 17-pin connector, green, 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 |
| A76 | Connection (diagnosis wire K), in dash panel wiring harness |
| A125 | Connection (crash signal), in dash panel wiring harness |
| * | Only applies to models with engine codes AMF and ANY |
| ** | Only applies to models with engine code BAD |
| *** | Only applies to models with engine code BBY |
Can't find your car? Check -> DiagnostData.com!
