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
■ Press the 
button repeatedly
until the
or
symbol appears in the
display.
i You should only select this setting until the windshield is clear again.
See also:
Fuse box in the transmission tunnel
Make sure that no moisture can enter the
fuse box when the cover is open.
When closing the cover, make sure that it
is lying correctly on the fuse box. Moisture
seeping in or dirt could otherwis ...
Fuses
Important safety notes
WARNING
Only use fuses that have been approved for
Mercedes-Benz vehicles and that have the
correct fuse rating for the systems
concerned. Do not attempt to repair or brid ...
Battery
Important safety notes
In order for the battery to achieve the
maximum possible service life, it must always
be sufficiently charged.
Have the battery checked regularly at a
qualified special ...