Wiring Diagram AUDI A2 2001 - CAN bus wires (drive train)
| J248 | Diesel direct injection system control unit |
| J514 | Electronic manual gearbox control unit |
| J537 | 4LV (injection system) control unit |
| T17d | 17-pin connector, green, in footwell, front left |
| T17e | 17-pin connector, blue, in footwell, front left |
| A121 | Connection (high bus), in dash panel wiring harness |
| A122 | Connection (low bus), in dash panel wiring harness |
| * | Applies to 1.4 litre petrol engines only |
| ** | Applies to 1.4 litre diesel engines only |
| *** | Applies to 1.2 litre diesel engines only |
Wiring Diagram AUDI A2 2001 - CAN bus wires - anti-lock brake system
| G85 | Steering angle sender |
| J104 | ABS with EDL control unit |
| T17f | 17-pin connector, white, connector point, A pillar, left |
| A121 | Connection (high bus), in dash panel wiring harness |
| A122 | Connection (low bus), in dash panel wiring harness |
Wiring Diagram AUDI A2 2001 - CAN bus wires - control unit with display in dash panel insert
| J285 | Control unit with display in dash panel insert |
| T16 | 16-pin connector, diagnostic connector, black, near fuse box |
| T32a | 32-pin connector, green, on dash panel insert |
| T32b | 32-pin connector, grey, on dash panel insert |
| 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 |
| A178 | Connection (infotainment CAN bus, high), in dash panel wiring harness |
| A179 | Connection (infotainment CAN bus, low), in dash panel wiring harness |
| B229 | Connection (high bus), in interior wiring harness |
| B230 | Connection (low bus), in interior wiring harness |
Wiring Diagram AUDI A2 2001 - CAN bus wires - air conditioner - convenience electrics
| E87 | Control and display unit for air conditioner/Climatronic |
| J... | Door control units |
| J393 | Convenience system central control unit |
| J446 | Parking aid control unit |
| T10 | 10-pin connector, black, door control unit |
| T16e | 16-pin connector, black, in luggage compartment, right |
| T20 | 20-pin connectors, black, at A, B, C, D pillar |
| A178 | Connection (infotainment CAN bus, high), in dash panel wiring harness |
| A179 | Connection (infotainment CAN bus, low), in dash panel wiring harness |
| B229 | Connection (high bus), in interior wiring harness |
| B230 | Connection (low bus), in interior wiring harness |
Wiring Diagram AUDI A2 2001 - CAN bus wires (infotainment)
| J401 | Navigation system with CD drive control unit |
| J526 | Telephone/telematics control unit |
| R | Radio |
| T20 | 20-pin connector, black, radio connector I |
| T20e | 20-pin connector, black, navigation system with CD drive control unit |
| T46 | 46-pin connector, black, on telephone/telematics control unit |
| A178 | Connection (infotainment CAN bus, high), in dash panel wiring harness |
| A179 | Connection (infotainment CAN bus, low), in dash panel wiring harness |
| B229 | Connection (high bus), in interior wiring harness |
| B230 | Connection (low bus), in interior wiring harness |
| * | Models without driver information system |
| ** | Models with driver information system |
| *** | Models with navigation system 'NS Low' |
| **** | Models with telematics |
Wiring Diagram AUDI A2 2001 - CAN bus wires (infotainment)
| J402 | Operating electronics control unit, navigation |
| J415 | Navigation/TV tuner |
| R94 | Navigation interface |
| T26 | 26-pin connector, black, radio connector |
| T54 | 54-pin connector, black, on navigation/TV tuner |
| A148 | Connection (navigation CAN bus, high), in dash panel wiring harness |
| A149 | Connection (navigation CAN bus, low), in dash panel wiring harness |
| A178 | Connection (infotainment CAN bus, high), in dash panel wiring harness |
| A179 | Connection (infotainment CAN bus, low), in dash panel wiring harness |
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