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153Automatic climate control
Technical
data
Instruments
and controls
Operation Driving
Instrument
cluster display
Practical hints Car care Index
Air recirculation
Select air recirculation:
Press button O briefly. The indicator lamp in the
button illuminates.
To switch off the air recirculation:
Press button O briefly. The indicator lamp in the
button will go out.
Switching on air recirculation and activating
convenience closing of power windows and sliding/
pop-up roof:
Press button O for more than 2 seconds, the side
windows and the sliding /pop-up roof will be closed. The
indicator lamp in the button lights up.
Switching off air recirculation and activating
convenience opening:
Press button O for more than 2 seconds, the side
windows and the sliding/pop-up roof return to the
position they were in before closing.
A window or the sliding/pop-up roof opened manually
after convenience closing will no longer be returned to
the position it was in before closing when convenience
opening is selected.
The system automatically switches from air
recirculation to fresh air:
• after 30 minutes if the outside temperature is above
about 40
°F(5°C),
• after 5 minutes if the outside temperature is below
about 40
°F(5°C),
• after 5 minutes if economy mode S is selected.
The system switches automatically to air recirculation at
high outside temperatures. A quantity of outside air is
added after about 30 minutes.
If the windows should fog up from the inside, switch
from recirculated air back to fresh air.