Wiring Diagram AUDI A4 2002 - 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 |
| T2aw | 2-pin connector, grey, under driver's seat |
| T2ba | 2-pin connector, black, in driver's seat backrest |
| T5n | 5-pin connector, black, under driver's seat |
| T6af | 6-pin connector, red, under driver's seat |
| V45 | Backrest adjustment motor, driver's seat |
| V125 | Lumbar support longitudinal adjustment motor, driver's seat |
| 44 | Earth point, lower part of left A pillar |
| 501 | Screw connection -2- (30), on relay plate |
Wiring Diagram AUDI A4 2002 - 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 |
| T2ay | 2-pin connector, blue, under driver's seat |
| T3be | 3-pin connector, yellow, under driver's seat |
| V138 | Driver's seat height adjustment motor |
| 140 | Earth connection -2-, in seat adjustment wiring harness |
Wiring Diagram AUDI A4 2002 - 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 |
| S80 | Seat adjustment thermo-fuse 2 |
| T2ax | 2-pin connector, grey, under front passenger's seat |
| T2bb | 2-pin connector, black, in front passenger's seat backrest |
| T5o | 5-pin connector, black, under front passenger's seat |
| T6ag | 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 |
| 44 | Earth point, lower part of left A pillar |
| 501 | Screw connection -2- (30), on relay plate |
Wiring Diagram AUDI A4 2002 - 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 |
| T2az | 2-pin connector, blue, under front passenger's seat |
| T3bf | 3-pin connector, yellow, under front passenger's seat |
| V191 | Height adjustment motor, front passenger's seat |
| 140 | Earth connection -2-, in seat adjustment wiring harness |
Wiring Diagram AUDI A4 2002 - 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 | Fuse in fuse box/relay plate |
| S244 | Fuse in fuse box |
| T6r | 6-pin connector, white, left connector point, A pillar |
| T32 | 32-pin connector, blue, on dash panel insert |
| 32 | Earth point, behind dash panel, left |
| 81 | Earth connection -1-, in dash panel wiring harness |
| 96 | Earth connection -1-, in seat heating wiring harness |
| 135 | Earth connection -2-, in dash panel wiring harness |
| A2 | Positive (+) connection (15), in dash panel wiring harness |
| A19 | Connection (58d), in dash panel wiring harness |
| A40 | Positive (+) connection -1- (30), in dash panel wiring harness |
| A74 | Connection (15a, fuse 5), in dash panel wiring harness |
Wiring Diagram AUDI A4 2002 - Seat heating for driver's seat
| G59 | Driver's seat temperature sensor |
| T1m | Single connector, black, under driver's seat |
| T1o | Single connector, black, under driver's seat |
| T2bc | 2-pin connector, black, under driver's seat |
| T3bc | 3-pin connector, black, under driver's seat |
| T5n | 5-pin connector, black, under driver's seat |
| T6t | 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 A4 2002 - Seat heating for front passenger's seat
| G60 | Front passenger's seat temperature sensor |
| T1n | Single connector, black, under front passenger's seat |
| T1p | Single connector, black, under front passenger's seat |
| T2bd | 2-pin connector, black, under front passenger's seat |
| T3bd | 3-pin connector, black, under front passenger's seat |
| T5o | 5-pin connector, black, under front passenger's seat |
| T6s | 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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