| D | Ignition/starter switch |
| E150 | Interior locking switch, driver's side |
| T4h | 4-pin connector, in driver's door |
| T6e | 6-pin connector, blue, left connector point, A pillar |
| T15a | 15-pin connector, black, right connector point, A pillar |
| T15b | 15-pin connector, brown, right connector point, A pillar |
| T15c | 15-pin connector, brown, left connector point, A pillar |
| V94 | Central locking motor with control unit for interior lights switch-off delay |
| 267 | Earth connection -2- , in door wiring harness - driver's side |
| A2 | Positive (+) connection (15), in dash panel wiring harness |
| A21 | Connection (86s), in dash panel wiring harness |
| A32 | Positive (+) connection (30), in dash panel wiring harness |
| A66 | Connection (30a, central locking/anti-theft alarm system/infra-red remote control), in dash panel wiring harness |
| Q14 | Connection (inhibitor switch), in central locking wiring harness |
| Q53 | Positive (+) connection (15), in anti-theft alarm system wiring harness |
| R10 | Positive (+) connection -1- (30), in door wiring harness - driver's side |
| S1 | Positive (+) connection (30), in central locking wiring harness |
| * | Applies to Audi Avant models only |
| F2 | Door contact switch, driver's side |
| F3 | Door contact switch, front passenger's side |
| F10 | Rear left door contact switch |
| F11 | Rear right door contact switch |
| R47 | Central locking and anti-theft alarm system aerial |
| T15a | 15-pin connector, black, right connector point, A pillar |
| T15b | 15-pin connector, brown, right connector point, A pillar |
| T15c | 15-pin connector, brown, left connector point, A pillar |
| V94 | Central locking motor with control unit for interior lights switch-off delay |
| 267 | Earth connection -2- , in door wiring harness - driver's side |
| 268 | Earth connection -2-, in door wiring harness - front passenger's side |
| A26 | Connection (door contact switch/driver's side), in dash panel wiring harness |
| Q52 | Connection (door contact switch), in anti-theft alarm system wiring harness |
| Q59 | Connection (country coding), in anti-theft alarm system wiring harness |
| R1 | Connection (door contact switch, right), in central locking wiring harness |
| R2 | Connection (door contact switch, left), in central locking wiring harness |
| R8 | Connection (door contact switch), in rear door contact switch wiring harness |
| R15 | Connection -2- (closed), in door wiring harness, driver's side |
| R30 | Connection -2- (closed), in door wiring harness, front passenger's side |
| * | Only models with radio-operated remote control |
| F121 | Driver's door handle switch for anti-theft alarm system |
| F122 | Front passenger's door handle switch for anti-theft alarm system |
| F124 | Contact switch in lock cylinder |
| T8f | 8-pin connector, brown, in luggage compartment, rear left |
| T10ai | 10-pin connector, purple, left connector point, A pillar |
| T15b | 15-pin connector, brown, right connector point, A pillar |
| T15c | 15-pin connector, brown, left connector point, A pillar |
| V94 | Central locking motor with control unit for interior lights switch-off delay |
| 87 | Earth connection -2-, in rear wiring harness |
| 218 | Earth connection -1- , in tailgate/bootlid wiring harness |
| 267 | Earth connection -2- , in door wiring harness - driver's side |
| 268 | Earth connection -2-, in door wiring harness - front passenger's side |
| Q42 | Connection (lock cylinder open), in anti-theft alarm system wiring harness |
| Q43 | Connection (lock cylinder closed), in anti-theft alarm system wiring harness |
| W17 | Connection (lock cylinder open), in rear wiring harness |
| W18 | Connection (lock cylinder closed), in rear wiring harness |
| * | Applies to Audi Avant models only |
| ** | Applies to Audi saloons only |
| E2 | Turn signal switch |
| E3 | Hazard warning light switch |
| T3ag | 3-pin connector, black, right connector point, A pillar |
| T8e | 8-pin connector, black, in luggage compartment, rear left |
| T10aa | 10-pin connector, orange, right connector point, A pillar |
| T10ai | 10-pin connector, purple, left connector point, A pillar |
| T15a | 15-pin connector, black, right connector point, A pillar |
| V94 | Central locking motor with control unit for interior lights switch-off delay |
| W1 | Interior light, front |
| W3 | Luggage compartment light |
| W18 | Luggage compartment light, left |
| 86 | Earth connection -1-, in rear wiring harness |
| 218 | Earth connection -1- , in tailgate/bootlid wiring harness |
| A5 | Positive (+) connection (right turn signal), in dash panel wiring harness |
| A6 | Positive (+) connection (turn signal, left), in dash panel wiring harness |
| A29 | Positive (+) connection (interior light), in dash panel wiring harness |
| * | Applies to Audi Avant models only |
| ** | Applies to Audi saloons only |
| *** | Applies to Swiss export version - confirmation of radio-operated remote control signal |
| F111 | Tailgate/boot lid contact switch |
| J218 | Combi-processor in dash panel insert |
| J234 | Airbag control unit |
| T6ah | 6-pin connector, green, right connector point, A pillar |
| T8f | 8-pin connector, brown, in luggage compartment, rear left |
| T10j | 10-pin connector, green, left connector point, A pillar |
| T10aa | 10-pin connector, orange, right connector point, A pillar |
| T10ai | 10-pin connector, purple, left connector point, A pillar |
| T15b | 15-pin connector, brown, right connector point, A pillar |
| T15c | 15-pin connector, brown, left connector point, A pillar |
| T32 | 32-pin connector, blue, on dash panel insert |
| V94 | Central locking motor with control unit for interior lights switch-off delay |
| 87 | Earth connection -2-, in rear wiring harness |
| 106 | Earth connection, in anti-theft alarm system wiring harness |
| 267 | Earth connection -2- , in door wiring harness - driver's side |
| 268 | Earth connection -2-, in door wiring harness - front passenger's side |
| A27 | Connection (speed signal), in dash panel wiring harness |
| A76 | Connection (diagnosis wire K), in dash panel wiring harness |
| W3 | Connection in rear wiring harness |
| * | See applicable electric window Current Flow Diagram |
| ** | Applies to Audi saloons only |
| *** | Applies to Audi Avant models only |
| T2d | 2-pin connector, white, near interior light |
| T2e | 2-pin connector, white, near interior light |
| T6d | 6-pin connector, dark brown, left connector point, A pillar |
| T6o | 6-pin connector, white, right connector point, A pillar |
| W | Interior light, front |
| W11 | Reading lamp, rear left |
| W12 | Reading lamp, rear right |
| W13 | Front passenger reading lamp |
| W14 | Illuminated make-up mirror, front passenger's side |
| W19 | Reading lamp, driver's side |
| W20 | Illuminated make-up mirror, front driver's side |
| 135 | Earth connection -2-, in dash panel wiring harness |
| A1 | Positive (+) connection (30a), in dash panel wiring harness |
| * | Only models with illuminated make-up mirror |
| ** | Does not apply to illuminated make-up mirror |
| J452 | Door warning lamps control unit |
| T3z | 3-pin connector, black, in driver's door |
| T3ab | 3-pin connector, black, in front passenger's door |
| T4n | 4-pin connector, black, in rear left door |
| T4o | 4-pin connector, black, in rear right door |
| T6ai | 6-pin connector, yellow, left connector point, B pillar |
| T6aj | 6-pin connector, yellow, right connector point, B pillar |
| T15a | 15-pin connector, black, right connector point, A pillar |
| T15b | 15-pin connector, brown, right connector point, A pillar |
| T15c | 15-pin connector, brown, left connector point, A pillar |
| W9 | Left footwell light |
| W10 | Right footwell light |
| W30 | Door warning lamp, driver's side |
| W36 | Door warning lamp, front passenger's side |
| W37 | Door warning lamp, rear left |
| W38 | Door warning lamp, rear right |
| 44 | Earth point, lower part of left A-pillar |
| 106 | Earth connection, in anti-theft alarm system wiring harness |
| S2 | Connection, in central locking wiring harness |
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