Windows fogged up on the inside
Activate the cooling with air
dehumidification function 
.
Activate automatic mode
.
If the windows continue to fog up,
activate the defrosting function.
You should only select this
setting until
the windshield is clear again.
See also:
Guide lines in the COMAND display
WARNING
Use of rear view camera can be dangerous if
you are color-blind or have impaired color
vision.
Only use rear view camera if you can see and
distinguish all colored guidelines shown ...
Removing the mechanical key
Push release catch 1 in the direction of the arrow and at the same time,
remove mechanical key 2 from the SmartKey.
...
DOT (Department of Transportation)
DOT marked tires fulfill the requirements of
the United States Department of
Transportation. ...