A4 Mk3
| Navigation system (from week 45/08 onwards) - layout |
| 1 - | Radio, telephone and navigation system aerial -R52- (roof aerial) |
| 2 - | Display unit for front information display and operating unit control unit -J685- in dash panel (centre) |
| 3 - | Control unit 1 for information electronics -J794- in dash panel |
| 4 - | Traffic data aerial -R173- on windscreen (top centre) |
| 5 - | Chip card reader control unit -J676- in glove box |
| 6 - | Multimedia system operating unit -E380- in centre console |
| 7 - | Steering column electronics control unit -J527- on steering column on steering column switch |
| 8 - | Data bus diagnostic interface -J533- behind glove box (left-side) |
| 9 - | Multi-function steering wheel |
| 10 - | Control unit in dash panel insert -J285- in dash panel |
| 11 - | Digital sound package control unit -J525- behind luggage compartment side trim (left-side) |
| 12 - | Radio -R- behind luggage compartment side trim (left-side) |
| 13 - | Microphone unit in front roof module -R164- (front right microphone -R141-) in front interior light -W1- |