Rear window defroster
Activating/deactivating
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 automatically after several minutes.
If the battery voltage is too low, the rear window defroster may switch off.
■ Turn the SmartKey to position 2 in the ignition lock .
■ Press the 
button.
The indicator lamp in the 
button
lights
up or goes out.
Problems with the rear window defroster
See also:
Important safety notes
WARNING
The seats can still be adjusted when there is
no key in the ignition lock. For this reason,
children should never be left unsupervised in
the vehicle. They could otherwise become
trapped ...
Information regarding technical
data
The data stated here specifically refers to
a vehicle with standard equipment. Consult
an authorized Mercedes-Benz Center for
the data for all vehicle variants and trim
levels. ...
Switching the windshield wipers on/
off
Do not operate the windshield wipers
when the windshield is dry, as this could
damage the wiper blades. Moreover, dust
that has collected on the windshield can
scratch the glass if wiping takes pl ...