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:
Display messages
General notes
WARNING
All categories of messages contain important information which should be taken
note of and,
where a malfunction is indicated, addressed as soon as possible at an authorized
...
Problems with your vehicle
If you should experience a problem with your
vehicle, particularly one that you believe may
affect its safe operation, we urge you to
contact an authorized Mercedes-Benz Center
immediately to have ...
Important safety notes
WARNING
Objects in the driver's footwell can restrict the
pedal travel or obstruct a depressed pedal.
The operating and road safety of the vehicle
is jeopardized. There is a risk of an accident. ...