A4 Mk3
| Layout in MMI (from week 45/08 onwards) |
| 1 - | Display unit for front information display and operating unit control unit -J685- |
| q | In dash panel (centre) |
| 2 - | Multimedia system operating unit -E380- |
| q | In centre console |
| 3 - | Control unit 1 for information electronics -J794- |
| q | In dash panel |
| q | Pin assignment (from week 45/08 onwards) → Chapter |
| q | Removing and installing → Chapter |
| 4 - | Data bus diagnostic interface -J533- |
| q | Behind glove box (left-side) |
| 5 - | Steering column electronics control unit -J527- |
| q | On steering column at steering column switch |
| 6 - | Multi-function steering wheel |
| q | Overview → Chapter |
| 7 - | Digital sound package control unit -J525- |
| q | Behind luggage compartment side trim (left-side) |
| 8 - | Radio -R- |
| q | Behind luggage compartment side trim (left-side) |
| 9 - | TV tuner -R78- |
| q | Behind luggage compartment side trim (left-side) |
| 10 - | CD changer -R41- |
| q | In glove box |
| 11 - | Microphone unit in front roof module -R164- |
| q | Overview → Chapter |
