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:
Body: high energy absorption in the event of a front impact
The extremely robust occupant compartment of the Mercedes-Benz M-Class,
together with the front and rear deformation zones, forms an effective basis for
the occupant protection system. The focus o ...
Deactivating/activating PARKTRONIC
1 To deactivate/activate PARKTRONIC
2 Indicator lamp
If indicator lamp 2 lights up, PARKTRONIC is
deactivated.
PARKTRONIC is automatically activated
when you turn the SmartKey to position ...
Important notes
In order to prevent the vehicle's battery from
discharging, the interior lighting functions are
automatically deactivated after some time
except for when the SmartKey is in position
2 in the i ...