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:
Notes on technical data
The data stated here specifically refers to
a vehicle with standard equipment. Consult
an authorized Mercedes-Benz Center for
the data for all vehicle variants and trim
levels. ...
Before changing a fuse
Park the vehicle and apply the parking
brake.
Switch off all electrical consumers.
Remove the SmartKey from the ignition
lock.
The fuses are located in various fuse boxes:
...
Lights
Display messages about LEDs:
This display message will only appear if all LEDs have failed.
Display messages
Possible causes/consequences and Solutions
Check Left
Cornering ...