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Operating the climate control systems
130
i
You should only select this setting until the
windshield is clear again.
Windows fogged up on the outside
Activate the windshield wipers.
X
Switch on automatic mode using the Ã
X
rocker switch.
i
If you clean the windows regularly, they do
not fog up so quickly.
Rear window defroster
General notes
The rear window defroster has a high current
draw. You should therefore switch it off as soon
Problems with the rear window defroster
Problem
The rear window
defroster has deactiva-
ted prematurely or can-
not be activated.
Switching air-recirculation mode
on/off
General notes
You can also temporarily deactivate the flow of
fresh air manually if unpleasant odors are enter-
ing the vehicle from outside. The air already
inside the vehicle will then be recirculated.
If you switch on air-recirculation mode, the win-
dows can fog up more quickly, in particular at
low temperatures. Only use air-recirculation
mode briefly to prevent the windows from fog-
ging up.
Possible causes/consequences and M Solutions
The battery has not been sufficiently charged.
Switch off any consumers that are not required, e.g. reading lamps,
X
interior lighting or the seat heating.
When the battery is sufficiently charged, the rear window defroster
can be activated again.
as the rear window is clear. Otherwise, the rear
window defroster switches off automatically
after several minutes.
If the battery voltage is too low, the rear window
defroster may switch off.
Activating/deactivating
Turn the SmartKey to position 2 in the igni-
X
tion lock (
page 136).
Y
Press rocker switch ¤ up or down.
X
The indicator lamp above rocker switch ¤
lights up or goes out.
Activating/deactivating
Turn the SmartKey to position 2 in the igni-
X
tion lock (
page 136).
Y
To activate: press rocker switch g up or
X
down.
The indicator lamp above rocker switch g
lights up.
Air-recirculation mode switches on automati-
cally:
at high outside temperatures
R
at high levels of pollution (3-zone automatic
R
climate control only)
in a tunnel (vehicles with a navigation system
R
only)
The indicator lamp above the g rocker
switch is not lit when automatic air-recirculation
mode is activated. Outside air is added after
about 30 minutes.
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