Wiring Diagram AUDI A6 2005 - Dash panel insert - function selection switch
| E22 | Intermittent wiper switch |
| E91 | Function selection switch |
| E92 | Reset button |
| F77 | Windscreen washer fluid warning contact |
| J285 | Control unit with display in dash panel insert |
| T8i | 8-pin connector, black, at wiper switch |
| T10a | 10-pin connector, pink, connector point, A pillar, left |
| T10b | 10-pin connector, red, connector point, A pillar, left |
| T32c | 32-pin connector, grey, on dash panel insert |
| V5 | Windscreen washer pump |
| 81 | Earth connection -1-, in dash panel wiring harness |
| 135 | Earth connection -2-, in dash panel wiring harness |
| 199 | Earth connection -3-, in dash panel wiring harness |
| 269 | Earth connection (sender earth) -1-, in dash panel wiring harness |
| A96 | Connection (53c), in dash panel wiring harness |
| * | Both possible |
Wiring Diagram AUDI A6 2005 - Dash panel insert - ambient temperature indicator - bulb monitoring device - function selection switch II in centre console
| D | Ignition/starter switch |
| E87 | Control and display unit for air conditioner |
| E272 | Function selection switch II, in centre console |
| G106 | Ambient temperature indicator |
| J123 | Bulb monitoring device |
| J285 | Control unit with display in dash panel insert |
| S5 | Fuse in fuse box |
| T32 | 32-pin connector, blue, on dash panel insert |
| T32a | 32-pin connector, green, on dash panel insert |
| T32c | 32-pin connector, grey, on dash panel insert |
| 269 | Earth connection (sender earth) -1-, in dash panel wiring harness |
| A2 | Positive (+) connection (15), in dash panel wiring harness |
| A19 | Connection (58s), in dash panel wiring harness (switch illumination) |
| A20 | Connection (15a), in dash panel wiring harness |
Wiring Diagram AUDI A6 2005 - Bulb monitoring device - side lights - dipped beam headlights
| E1 | Lighting switch |
| J123 | Bulb monitoring device |
| M1 | Side light bulb, left |
| M3 | Side light bulb, right |
| M29 | Dipped beam bulb, left |
| M31 | Dipped beam bulb, right |
| S20 | Fuse in fuse box |
| S21 | Fuse in fuse box |
| T10a | 10-pin connector, pink, connector point, A pillar, left |
| T10an | 10-pin connector, on headlight, left |
| T10ao | 10-pin connector, on headlight, right |
| T10ay | 10-pin connector, pink, connector point, A pillar, right |
| 135 | Earth connection -2-, in dash panel wiring harness |
| 176 | Earth connection, in right headlight wiring harness |
| 179 | Earth connection, in left headlight wiring harness |
| 199 | Earth connection -3-, in dash panel wiring harness |
| A51 | Connection (56), in dash panel wiring harness |
| * | Both possible |
Wiring Diagram AUDI A6 2005 - Bulb monitoring device - tail lights - brake lights
| E1 | Lighting switch |
| F | Brake light switch |
| J123 | Bulb monitoring device |
| M2 | Tail light bulb, right |
| M4 | Tail light bulb, left |
| M9 | Brake light bulb, left |
| M10 | Brake light bulb, right |
| M25 | High level brake light bulb |
| S22 | Fuse in fuse box |
| S223 | Fuse 23 in fuse box |
| T10f | 10-pin connector, brown, connector point, A pillar, left |
| T10ba | 10-pin connector, blue, connector point, A pillar, left |
| W18 | Luggage compartment light, left |
| 86 | Earth connection -1-, in rear wiring harness |
| A18 | Connection (54), in dash panel wiring harness |
| A43 | Connection (57L), in dash panel wiring harness |
| A44 | Connection (57R), in dash panel wiring harness |
| * | Saloon models |
| ** | Avant models |
Wiring Diagram AUDI A6 2005 - Ambient temperature sensor
| E87 | Control and display unit for air conditioner |
| G17 | Ambient temperature sensor |
| T14a | 14-pin connector, black, in engine compartment, front left |
| T17h | 17-pin connector, brown, connector point, A pillar, left |
| 112 | Earth connection -2-, in air conditioner wiring harness |
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