Activating/deactivating
WARNING
Any accumulation of snow and ice should be
removed from the rear window before driving.
Visibility could otherwise be impaired, endangering you and others.
The rear window defroster has a high current draw. You should therefore switch it off as soon as the window is clear as it only switches off automatically after several minutes.
http://strategic-human-resource.com/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 above the 
button
lights up or goes out.
See also:
Servicing the brakes
If the red brake warning lamp
lights up in
the instrument cluster and you hear a
warning tone while the engine is running,
the brake fluid level may be too low.
Observe additional warning me ...
2009 Mercedes-Benz R-Class Review
The last time I was in a Mercedes-Benz diesel I was 9 years old. My mom drove
one. From inside my school classroom, I could hear her driving up the road; I
could smell it from across the street. I ...
Automatic interior lighting control
To switch on/off: press
the button.
When the automatic interior lighting
control is activated, the button is flush with
the overhead control panel.
The interior lighting automatically switch ...