Audi A4 2023 Owner's Manual page 95

Warm and cold
Defrost is switched off by pressing the &% button
again. You can also switch the function off by
pressing the knob @).
> Recirculation mode
In recirculation mode, the air inside the vehicle is
circulated and filtered. This prevents the unfil-
tered air outside the vehicle from entering the
vehicle interior > A\.
Pressing the <> button switches recirculation
mode on or off manually. You can also switch the
recirculation mode off by pressing the knob @ or
the § button.
@ Rear window defogger
The rear window defogger only operates when
the engine is running. It switches off automati-
cally after 10 to 20 minutes, depending on the
outside temperature.
Pressing the 82 button switches the rear window
defogger on or off. To prevent the rear window
defogger from switching off automatically, press
and hold the & button for more than three sec-
onds. It will remain on until the ignition is switch-
ed off.
Vents
You can open and close the center and rear air
vents using the thumbwheels. The levers adjust
the direction of the airflow from the vents.
a) Seat heating
The seat heating temperature can be set at vari-
ous levels. Press thew button once to switch on
the highest level > /\. Press the a button again
to decrease the temperature one level at a time.
The seat heating is off when all of the LEDs are
off,
'£) Seat ventilation
Applies to: vehicles with seat ventilation
The seat ventilation intensity can be set to multi-
ple levels. Press the 2) button once to switch on
the highest level. Press the £/ button again to
decrease the intensity one level at a time. The
seat ventilation is off when all of the LEDs are off.
Residual heat
The residual heat from the coolant is used to
heat the vehicle interior. The residual heat func-
tion will switch off automatically after approxi-
mately 15 minutes.
You can activate the residual heat function when,
the ignition is switched off by pressing the knob
@ (left side).
~You should not leave the recirculation mode
on for an extended period of time. This can
cause the windows to fog, which increases
the risk of an accident.
= Using recirculation mode or, depending on
the vehicle equipment, automatic recircula-
tion for an extended period of time can
cause the CO concentration inside the vehi-
cle to increase. This can have a negative ef-
fect on the well-being of vehicle occupants,
which can increase the risk of an accident.
Switch recirculation mode or automatic re-
circulation off and ventilate the vehicle at
the first sign of unwellness.
~ Individuals with reduced sensitivity to pain
or temperature could develop burns when
using the seat heating function. To reduce
the risk of injury, these indi
not use seat heating.
To reduce the risk of damage to the seat heat-
ing elements, do not kneel on the seats or
place heavy pressure on one area of the seat.
Energy can be saved by switching off the A/C
mode.
If the front passenger's seat heating is turned
on, it will not turn on again automatically if
more than 10 minutes have passed between
switching the ignition off and switching it on
again.
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