- Radio
- Radio-controlled clock
- Radio-operated remote control
- Radio equipment
- Radio text
- Radio transmitters
- Rain sensor/light sensor
- Random playback (media)
- Reading lights
- Rear lights
- Rear seats, folding down
- Rear window heating
- Rear window, sun blind
- Rear window wash/wipe system
- Recommended gear 1, 2
- Redial 1, 2
- Regional stations (radio)
- Remote control
- Remote control keys
- Remote SIM Access Profile (rSAP) 1, 2
- Repair kit
- Replacement keys
- Replacement parts
- Requirements
- Reset button (trip recorder)
- Resetting (data connection)
- Restart (reset) 1, 2
- Rest recommendation
- Restricted use of telephone 1, 2
- Retaining hooks
- Rev counter 1, 2
- Reverse gear (automatic gearbox)
- Reversible floor covering
- Reversible floor panel
- Reversing camera
- Rewind (audio/video file)
- Ring tone settings
- RME (fuel)
- Roaming
- Roof carrier
- Roof rack
- Rotary pushbutton
- Rotary pushbutton with joystick function
- Route
- Route criteria
- Route guidance
- Route list
- Run-flat tyres
- Running in
Instruction book Audi A4 Version Year 2014