Audi A4: Global functions
Additional function buttons
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Fig. 21 Right side of the multifunction steering wheel
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Fig. 22 MMI On/Off knob with joystick function
Adjusting the volume
You can adjust the volume of an audio source or a system message (for example, from the voice recognition system) when the sound is playing.
- To increase or decrease the volume, turn the right thumbwheel (3) fig. 27 upward or downward, or turn the On/Off knob > fig. 22 to the right or left.
- To mute, push the right thumbwheel or the On/Off knob.
Selecting the previous/next track or station
- Press the
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button (4) or
briefly press
the On/Off knob to the left/right.
Fast forward/rewind
- Press and hold the
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button
(4), or
press the On/Off knob to the left or right until
the desired playback position is reached.
Quick access steering wheel button
Depending on vehicle equipment, the button (5) may provide quick access to various functions.
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button
You can program the .png)
button with
various functions.
- To bring up the function that is currently set,
press the
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button. - To perform the function that is currently set,
press and hold the
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K button, or: - Applies to MMI: Select on the home screen: VEHICLE
- Settings & Service > Steering wheel button assignment.
- Select and confirm the desired function.
Switching the voice recognition system on or off
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button (2)
Using the telephone functions
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button (1)
WARNING
Adjust the volume of the audio system so that signals from outside the vehicle, such as police and fire sirens, can be heard easily at all times.
READ NEXT:
Personalization
Users
General information
Applies to: vehicles with personalized user settings
Depending on vehicle equipment and your country,
your vehicle may be able to manage various
users in the MMI. Each user w
SEE MORE:
A/C System Repair Information
Air conditioning systems designed for refrigerant R12 are
only to be filled with refrigerant R134a if certain requirements
are fulfilled. Refer to
→ Chapter "Refrigerant Circuit, Converting R12 to R134a and
Servicing" and Repair manual: Air Conditioner with
R12 Parts 2 and 3. This repa
Refrigerant Circuit, Charging with Service Station
Note
The entire refrigerant charge can be added to either the
high or low pressure side. Refer to
→ Chapter "Refrigerant R134a Capacities, Refrigerant Oil and
Approved Refrigerant Oils".
The work procedure is always to be performed as described in
the operating instructions for
