Mercedes-Benz E-Class 2009 Owner's Manual page 159

Air conditioning
156
Switching the rear window heating
on/off
G Risk of accident
Clear all windows of ice or snow before setting
off. Otherwise, impaired visibility could
endanger you and others.
i
The rear window heating has a high cur-
rent draw. You should therefore switch it
off as soon as the window is clear, as it only
switches off automatically after several
minutes.
i
If the battery voltage is too low, the rear
window heating may switch off.
Turn the key to position 2 in the ignition
X
lock.
Press the ¤ button.
X
The indicator lamp above the ¤ button
lights up or goes out.
Activating/deactivating air-recircula-
tion mode
You can deactivate the flow of fresh air if
unpleasant odours are entering the vehicle
from outside. The air already inside the vehi-
cle will then be recirculated.
G
Risk of accident
Only switch over to air-recirculation mode
briefly at low outside temperatures. Other-
wise, the windows could mist up, thus impair-
ing visibility and endangering yourself and
others. This may prevent you from observing
the traffic conditions, thereby causing an
accident.
Turn the key to position 2 in the ignition
X
lock.
To activate: press the g button.
X
The indicator lamp above the g button
lights up.
i
Air-recirculation mode is activated auto-
matically at high outside temperatures.
When air-recirculation mode is activated
automatically, the indicator lamp above the
g button is not lit.
Outside air is added after about 30
minutes.
To switch off: press the g button.
X
The indicator lamp above the g button
goes out.
i
Air-recirculation mode switches off auto-
matically:
after approximately five minutes at out-
R
side temperatures below approximately
5 †
after approximately five minutes if cool-
R
ing with air dehumidification is deactiva-
ted
after approximately 30 minutes at out-
R
side temperatures above approximately
5 †
Convenience opening/closing (Coupé)
G
Risk of injury
Make sure that nobody can become trapped
between the side window and the door frame
as the side windows are opened and closed.
Do not place objects or lean against the side
windows when they are being opened or
closed. You or the objects could be drawn in
or become trapped between the side window
and the door frame as the window moves. If
there is a risk of entrapment, press the
g button again. Press the button for stop-
ping, opening or closing the side windows in
the opposite direction as appropriate.
Make sure that nobody can become trapped
as the panorama sliding sunroof* is opened
and closed. If there is a risk of entrapment,
press the g button again. Press the button
to stop, open or close the panorama sliding
sunroof* in the opposite direction as appro-
priate.
* optional