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:
SmartKey
0. To remove the SmartKey
(shift the transmission to position P)
1. Power supply for some consumers, such
as the windshield wipers
2. Ignition (power supply for all consumers)
and driv ...
Notes on care
Regular care of your vehicle is a condition for retaining the quality in the
long term. Use care products and cleaning agents recommended and approved by Mercedes-
Benz.
WARNING
Many cleani ...
Switching the windshield wipers on/
off
WARNING
Wiper blades are components that are subject
to wear and tear. Replace the wiper blades
twice a year, preferably in the spring and fall.
Otherwise the windshield will not be wiped
...
