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:
Opening/closing automatically from
inside
WARNING
Maintain sight of the area around the rear of
the vehicle while operating the tailgate with
the door-mounted remote tailgate switch.
Monitor the opening procedure carefully to
make su ...
SmartKey battery
Important safety notes
It is advisable to have batteries replaced at a
qualified specialist workshop, e.g. at an
authorized Mercedes-Benz Center.
WARNING
Batteries contain toxic and c ...
Using KEYLESS-GO to start the engine
WARNING
As long as the SmartKey is in your vehicle, the
vehicle can be started. Therefore, never leave
children unattended in the vehicle, as they
could otherwise accidentally start the engin ...