A1
| Sound systems - layout |
| Radio (CAN) sound system basic 8RE |
| 1 - | Radio -R- in dash panel |
| 2 - | Front left treble loudspeaker -R20- / front right treble loudspeaker -R22- in A-pillars |
| 3 - | Front left mid-range and bass loudspeaker -R101- / front right mid-range and bass loudspeaker -R102- in front doors (bottom) |
| 4 - | CAN bus (infotainment) |
| Radio (CAN) sound system basic plus / MMI sound system basic 8RX |
| 1 - | Radio -R- in dash panel / in luggage compartment (left-side) beneath luggage compartment floor |
| 2 - | Front left treble loudspeaker -R20- / front right treble loudspeaker -R22- in A-pillars |
| 3 - | Front left mid-range and bass loudspeaker -R101- / front right mid-range and bass loudspeaker -R102- in front doors (bottom) |
| 4 - | Rear left treble loudspeaker -R14- / rear right treble loudspeaker -R16- in rear side trim panels (top) - saloon |
| - Rear left treble loudspeaker -R14-/rear right treble loudspeaker -R16- in rear doors (top) - Sportback |
| 5 - | Rear left mid-range and bass loudspeaker -R159- / rear right mid-range and bass loudspeaker -R160- behind rear side trim panels - saloon |
| - Rear left mid-range and bass loudspeaker -R159- / rear right mid-range and bass loudspeaker -R160- in rear doors (bottom) - Sportback |
| 6 - | CAN bus (infotainment) / MOST bus |
| Audi sound system 9VD |
| 1 - | Radio -R- with MMI Navigation system plus |
| - Control unit 1 for information electronics -J794- with radio concert (MOST) |
| 2 - | Front left treble loudspeaker -R20- / front right treble loudspeaker -R22- in A-pillars |
| 3 - | Front left mid-range and bass loudspeaker -R101- / front right mid-range and bass loudspeaker -R102- in front doors (bottom) |
| 4 - | Rear left treble loudspeaker -R14- / rear right treble loudspeaker -R16- in rear side trim panels (top) - saloon |
| - Rear left treble loudspeaker -R14-/rear right treble loudspeaker -R16- in rear doors (top) - Sportback |
| 5 - | Rear left mid-range and bass loudspeaker -R159- / rear right mid-range and bass loudspeaker -R160- behind rear side trim panels - saloon |
| - Rear left mid-range and bass loudspeaker -R159- / rear right mid-range and bass loudspeaker -R160- in rear doors (bottom) - Sportback |
| 6 - | Centre loudspeaker -R208- in dash panel (centre) |
| 7 - | Subwoofer -R211- in spare wheel well |
| 8 - | MOST bus |
| Sound system BOSE surround sound 9VK |
| 1 - | Digital sound package control unit -J525- in luggage compartment (left-side) beneath luggage compartment floor |
| 2 - | Front left treble loudspeaker -R20- / front right treble loudspeaker -R22- in A-pillars |
| 3 - | Front left mid-range loudspeaker -R103- / front right mid-range loudspeaker -R104- in front doors (top) |
| 4 - | Front left bass loudspeaker -R21- / front right bass loudspeaker -R23- in front doors (bottom) |
| 5 - | Rear left treble loudspeaker -R14- / rear right treble loudspeaker -R16- in rear side trim panels (top) - saloon |
| - Rear left treble loudspeaker -R14-/rear right treble loudspeaker -R16- in rear doors (top) - Sportback |
| 6 - | Rear left mid-range and bass loudspeaker -R159- / rear right mid-range and bass loudspeaker -R160- behind rear side trim panels - saloon |
| - Rear left mid-range and bass loudspeaker -R159- / rear right mid-range and bass loudspeaker -R160- in rear doors (bottom) - Sportback |
| 7 - | Centre loudspeaker -R208- in dash panel (centre) |
| 8 - | Left effect loudspeaker -R209- / right effect loudspeaker -R210- in C-pillar trim panels (saloon) / D-pillar trim panels (Sportback) |
| 9 - | Subwoofer -R211- in spare wheel well |
| 10 - | Microphone unit in front roof module -R164- (internal microphone -R74-) in front interior light -W1- |
| 11 - | MOST bus |