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Audi A4 Cabriolet 2009 - Air Distribution

Audi A4 Cabriolet 2009
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.___w __ a_r_m_ a_ n_d_ c_o_ ld __________________________________________________ _
Moreover, the air conditioning switches on again whenever you
press the fan speed or temperature buttons.
Automatic air recirculation [~I
If outside air is polluted, an air quality sensor in the
vehicle w ill automatically switch on the air recirculation .
Switching on air recirculation
- Press [~ J:::::,page 777,fig.130.
Switching off air recir c ulation
Press~ again, or
- press [AUTO J, or
- press[ ~ ).
The automat ic air recirculat ion mode should nor mally be left
switched on at all times.
The system is ready to operate approximately 30 seconds afte r yo u
turn on the ignition or start the vehicle. Fresh air enters the vehicle
only during this initialization period .
If t he
air quality sensor in the air conditioning system detects
exhaust fumes in the outside air, the control unit wil l either pass the
incoming air through the pol lution filter, or automatically switch on
the air recirculation .
The air conditioning syste m wi ll aut o matically swi t ch on the air
recirculation if it senses that the outside air is very po lluted. At the
same time, it wil l not allow any outside air to ente r the vehic le until
the air quality has improved .
The air recircula tion operates for a maximum of
12 minutes. If t he
w i ndows st art to fog up whi le the air recircula t ion is on, press[ @!.
Under certain operating conditions (for example, if 1@1 or
[ci;;,,I are
pressed) the air recircu lation automatically switches off . If "ECON"
is pressed, or if the temperature is below -8 °C, the air recirculation
will operate on ly for 12 seconds.
Adjusting the fan speed 8 0
The automaticall y selected fan speed can be increased or
decreased.
D
D
=
D
:c
"'
"'
D
D
Fig. 131 Fan speed
butt ons and display
indicati on
Press the 8 or G buttons in the center of t he co ntrol
panel :::::, fig. 131 to adjust the fan speed to your comfort.
The air conditioning system automatical ly regulates the fan speed
in respo nse to the interior temperature . However, you can also
adjust the fan speed manually . A line of sma ll bars in the center
display above the fan control but t ons will retreat or extend to reflect
your adjustments to the fan speed .
Air distribution
The automatically pr ogr am m ed air dis tribu tion can be
changed m anu ally.
You can use the [ 0 I, (@] or [-0-J buttons separately or together in
combina tion . To swi t ch back to the auto matic air distribution
setting, either switch off the buttons you previously selected, or
press
[AUTO J.

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