A4 Mk3
| Navigation system, MMI (up to week 44/08) - layout |
| 1 - | Display unit for front information display and operating unit control unit -J685- in dash panel (centre) |
| 2 - | Control unit for front display and information control panel -J523- behind dash panel |
| 3 - | Multimedia system operating unit -E380- in centre console |
| 4 - | Data bus diagnostic interface -J533- behind glove box (left-side) |
| 5 - | Control unit in dash panel insert -J285- in dash panel |
| 6 - | Steering column electronics control unit -J527- on steering column on steering column switch |
| 7 - | Multi-function steering wheel |
| 8 - | Radio -R- with speech input control unit -J507- behind luggage compartment side trim (left-side) |
| 9 - | Navigation system with CD drive control unit -J401- behind luggage compartment side trim (left-side) |
| 10 - | Radio, telephone and navigation system aerial -R52- (roof aerial) |
| 11 - | Digital sound package control unit -J525- behind luggage compartment side trim (left-side) |
| 12 - | Sound systems |
