Problems with the rear window defroster
The rear window defroster has deactivated itself prematurely or cannot be activated.
•► Switch off any consumers that are not required, e.g. reading lamps or interior lighting.
When the battery is sufficiently charged, the rear window defroster is activated again automatically.
See also:
Checking the coolant level
Only check the coolant level when the vehicle is on a level surface and the engine
has cooled down.
Turn the SmartKey to position 2 () in the ignition lock. On
vehicles with KEYLESS-GO, press ...
Importing contacts manually
The stored phone book and the vCards
remain in COMAND, even if you use
COMAND with another mobile phone. The
entries can be viewed without a mobile
phone. For this reason, delete the phone ...
Cleaning the rear view camera
► Use clear water and a soft cloth to
clean
camera lens 1.
Do not clean the camera lens and the area
around the rear view camera with a power
washer. ...