Defrosting The Windows; Rear Window Defroster; Windows Fogged Up On The Outside - Mercedes-Benz C-Class Operator's Manual

Operating the climate control systems
148
The climate control system switches to the
following functions:
high airflow
R
high temperature
R
air distribution to the windshield and
R
front side windows
air-recirculation mode off
R
i
If necessary, the "Cooling with air dehu-
midification" function is activated. In this
case, the indicator lamp above the
¿ button remains switched off.
To deactivate: press the ¬ rocker
X
switch up or down.
The indicator lamp above the ¬ rocker
switch goes out. The previously selected
settings are restored. Air-recirculation
mode remains deactivated.
or
Press the top or bottom section of the Ã
X
rocker switch.

Defrosting the windows

Windows fogged up on the inside
Activate the cooling with air dehumidifica-
X
tion function with the ¿ rocker switch.
or
Activate the "Cooling with air dehumidifi-
X
cation" function via Audio 20/COMAND;
see the separate operating instructions.
Switch on automatic mode using the Ã
X
rocker switch.
If the windows continue to fog up, activate
X
the "Windshield defrosting" function using
the ¬ rocker switch.
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 as the rear window is clear. Otherwise,
the rear window defroster switches off auto-
matically after several minutes.
If the battery voltage is too low, the rear win-
dow defroster may switch off.
Activating/deactivating
Turn the SmartKey to position 2 in the igni-
X
tion lock ( page 157).
Y
Press the ¤ rocker switch up or down.
X
The indicator lamp above the ¤ rocker
switch lights up or goes out.