Audi A4 Owners & Service Manuals

Audi A4: Cockpit

Fig. 1 Cockpit

  1. Door handle
  2. Central locking switch
  3. Memory function buttons
  4. Vent
  5. Lever for:
    • Turn signals and high beams
    • High beam assistant
    • Audi active lane assist
    • Traffic jam assist
  6. Multifunction steering wheel with:
    • Horn
    • Driver's airbag
    • Operating buttons
    • Shift paddles
  7. Instrument cluster
  8. Reset trip odometer
  9. Windshield washer system lever
  10. Emergency flashers
  11. Center display
  12. Lockable glove compartment with:
    • Valet Parking function
  13. Front passenger's airbag
  14. Knee airbag
  15. Climate control system
  16. Depending on equipment, buttons for:
    • drive select
    • Start/Stop system
    • Electronic Stabilization Control (ESC)
    • Park assist
    • Parking system
    • Hill hold assist
    • Center display
  17. Socket
  18. Cup holder
  19. MMI On/Off button
  20. Center armrest with storage compartment.

    Depending on vehicle equipment, it may have:

    • Audi music interface
    • Audi phone box
    • Starting the engine if there is a malfunction
  21. Electromechanical parking brake button
  22. Selector lever (automatic transmission)
  23. Storage compartment
  24. [START ENGINE STOP] button
  25. Audi music interface
  26. Steering wheel adjustment
  27. Lever for:
    • Cruise control system
    • Audi adaptive cruise control
  28. Button for switching the head-up display on and off, adjusting the height
  29. Instrument illumination
  30. Connection port for the On Board Diagnostic System (OBD)
  31. Headlight control switch
  32. Hood release
  33. All-weather lights button
  34. Luggage compartment lid button
  35. Exterior mirror adjustment
  36. Buttons for:
    • Power windows
    • Child safety lock


Some the equipment listed here is only installed in certain models or is available as an option.


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    Description The indicator lights in the instrument cluster blink or turn on. They indicate functions or malfunctions. Some warning and indicator lights turn on when you switch the ignition on and mus

     Display and operation

     Instrument cluster


     Test Sequence

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     A/C Technology Basic Principles

    Physical Principles The four known states of water also apply to air conditioning system refrigerants. 1 - Gaseous (invisible) 2 - Vapor 3 - Liquid 4 - Solid When water is heated in a container (heat absorption), water vapor can be seen to rise. If the vapo

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