Wiring Diagram AUDI A3 2004 - Backrest adjustment and lumbar support adjustment for driver's seat
| E96 | Backrest adjustment switch, driver's seat |
| E176 | Lumbar support adjustment switch, driver's seat |
| E289 | Height adjustment switch, driver's side |
| S44 | Seat adjustment thermo-fuse 1 |
| T2af | 2-pin connector, black, in driver's seat |
| T2ah | 2-pin connector, black, in driver's seat |
| T5l | 5-pin connector, black, under driver's seat |
| T6l | 6-pin connector, red, under driver's seat |
| V45 | Backrest adjustment motor, driver's seat |
| V125 | Lumbar support longitudinal adjustment motor, driver's seat |
| 249 | Earth connection -2-, in interior wiring harness |
| A98 | Positive (+) connection -4- (30), in dash panel wiring harness |
| B156 | Positive (+) connection (30a), in interior wiring harness |
| M1 | Positive (+) connection -1- (30), in seat adjustment wiring harness |
Wiring Diagram AUDI A3 2004 - Height adjustment for driver's seat - side airbag
| E291 | Height adjustment upper limit switch, driver's seat |
| E293 | Height adjustment lower limit switch, driver's seat |
| J234 | Airbag control unit |
| J563 | Height adjustment relay 1, driver's seat |
| J564 | Height adjustment relay 2, driver's seat |
| N199 | Side airbag igniter, driver's side |
| T2aj | 2-pin connector, blue, in driver's seat |
| T4g | 4-pin connector, yellow, side airbag, under driver's seat |
| V138 | Driver's seat height adjustment motor |
| 109 | Earth connection, in airbag wiring harness |
Wiring Diagram AUDI A3 2004 - Backrest adjustment and lumbar support adjustment for front passenger's seat
| E98 | Backrest adjustment switch, front passenger's seat |
| E177 | Lumbar support adjustment switch, front passenger's seat |
| E290 | Height adjustment switch, front passenger's side |
| T2ai | 2-pin connector, black, in front passenger's seat |
| T5m | 5-pin connector, black, under front passenger's seat |
| T6c | 6-pin connector, red, under front passenger's seat |
| V46 | Backrest adjustment motor, front passenger's seat |
| V126 | Lumbar support longitudinal adjustment motor, front passenger's seat |
| 249 | Earth connection -2-, in interior wiring harness |
Wiring Diagram AUDI A3 2004 - Height adjustment for front passenger's seat - side airbag
| E292 | Height adjustment upper limit switch, front passenger's seat |
| E294 | Height adjustment lower limit switch, front passenger's seat |
| J234 | Airbag control unit |
| J565 | Height adjustment relay 1, front passenger's seat |
| J566 | Height adjustment relay 2, front passenger's seat |
| N200 | Side airbag igniter, front passenger's side |
| T2ak | 2-pin connector, blue, in front passenger's seat |
| T4i | 4-pin connector, yellow, side airbag, under front passenger's seat |
| V191 | Height adjustment motor, front passenger's seat |
| 109 | Earth connection, in airbag wiring harness |
Wiring Diagram AUDI A3 2004 - Adjuster for heated driver's seat and front passenger's seat
| D | Ignition/starter switch |
| E94 | Heated driver's seat adjuster |
| E95 | Heated front passenger's seat adjuster |
| J218 | Combi-processor in dash panel insert |
| S5 | Fuses in fuse box/relay plate |
| S244 | Fuse in fuse box |
| T32 | 32-pin connector, blue, on dash panel insert |
| 96 | Earth connection -1-, in seat heating wiring harness |
| 249 | Earth connection -2-, in interior wiring harness |
| A2 | Positive (+) connection (15), in dash panel wiring harness |
| A74 | Connection (15a, fuse 5), in dash panel wiring harness |
| B145 | Positive (+) connection (58b), in interior wiring harness |
Wiring Diagram AUDI A3 2004 - Seat heating for driver's seat
| G59 | Driver's seat temperature sensor |
| T1b | Single connector, black, in driver's seat |
| T1d | Single connector, black, in driver's seat |
| T2al | 2-pin connector, black, in driver's seat |
| T2am | 2-pin connector, black, in driver's seat |
| T5l | 5-pin connector, black, under driver's seat |
| T6g | 6-pin connector, green, under driver's seat |
| Z6 | Heated driver's seat |
| Z7 | Heated driver's seat backrest |
| Z31 | Seat lateral support heater, driver's seat |
| Z37 | Heated driver's seat extension |
| Z40 | Lateral support heating 2, driver's seat |
| 96 | Earth connection -1-, in seat heating wiring harness |
Wiring Diagram AUDI A3 2004 - Seat heating for front passenger's seat
| G60 | Front passenger's seat temperature sensor |
| T1c | Single connector, black, in front passenger's seat |
| T1e | Single connector, black, in front passenger's seat |
| T2an | 2-pin connector, black, in front passenger's seat |
| T2ao | 2-pin connector, black, in front passenger's seat |
| T5m | 5-pin connector, black, under front passenger's seat |
| T6f | 6-pin connector, green, under front passenger's seat |
| Z8 | Heated front passenger's seat |
| Z9 | Heated front passenger's seat backrest |
| Z33 | Seat lateral support heater, front passenger's seat |
| Z38 | Heated front passenger's seat extension |
| Z41 | Lateral support heating 2, front passenger's seat |
| 96 | Earth connection -1-, in seat heating wiring harness |
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