Defrosting the windows
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.
Windows fogged up on the outside
•► Switch on the windshield wipers.
•► Automatic climate control: press switch
10 up or down until the
or
symbol appears in the
display.
•► Automatic climate control: press button
13 up or down until the or
symbol appears in the
display.
You should only select this setting until the windshield is clear again.
See also:
High outside temperatures
If DEF heats up to over 122 °F (50 °C ) for
extended periods, e.g. as a result of direct
sunlight on the DEF reservoir, DEF can
decompose. Ammonia vapors develop as a
result.
WARNING
When o ...
Exterior
On all C-Class models, wedge-shaped styling features a steep rake to the
windshield and back window. A familiar Mercedes grille with a three-pointed star
insignia atop the sculpted hood sits up fr ...
COMAND controller
You can use the COMAND controller to select
the menu items in the COMAND display.
You can call up menus or lists, scroll through
menus or lists and exit menus or lists.
The COMAND controller c ...