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:
High-beam headlamps
To switch on the high-beam
headlamps: turn the SmartKey in the ignition lock to position 2 or start
the engine.
Turn the light switch to
or
or
.
Press the combination switch beyond
the ...
Cleaning the steering wheel and gear or selector lever
Thoroughly wipe with a damp cloth or use leather care agents that have
been recommended and approved by Mercedes- Benz.
...
Notes on selecting, mounting and replacing tires
Only mount tires and wheels of the same type and make.
Only mount tires of the correct size onto the wheels.
After mounting new tires, run them in at moderate speeds for the first
60 miles ( ...