A3 Mk1
| Overall layout of radio systems |
| 1 - | Radio -R- |
| q | In centre console |
| q | Removing and installing → Chapter |
| 2 - | Front left -R21-/front right -R23- bass loudspeaker |
| q | In bottom of front door trim |
| q | Removing and installing → Chapter |
| 3 - | Front left -R26-/front right -R27- mid-range/treble loudspeaker |
| q | In top of front door trim |
| q | Removing and installing → Chapter |
| 4 - | Rear left -R15-/rear right -R17- bass loudspeaker |
| q | In rear side trim |
| q | Removing and installing → Chapter |
| 5 - | BOSE amplifier -R12- |
| q | With BOSE sound system only |
| q | At rear right of luggage compartment behind side trim |
| q | Removing and installing → Chapter |
| 6 - | Roof aerial -R11- |
| q | Roof aerial with amplifier |
| q | Removing and installing → Chapter |
| 7 - | CD changer -R41- |
| q | At rear left of luggage compartment behind side trim |
| q | Removing and installing → Chapter |
| q | Checking wiring → Chapter |
| 8 - | Amplifier with bass loudspeaker (on left in luggage compartment) -R44- |
| q | At rear left of luggage compartment behind side trim |
| q | Removing and installing → Chapter |
