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:
Activating the rear view camera
► Make sure that the SmartKey is in
position
2 in the ignition lock.
► Make sure that the "rear view camera"
function is selected in COMAND (see the
separate operating inst ...
Jump-starting
WARNING
Failure to follow these directions will cause damage to the electronic
components, and can lead
to a battery explosion and severe injury or death.
Never lean over batteries while connec ...
Activating/deactivating Bluetooth®
Select Vehicle in the main function bar by
turning the COMAND controller and
press to confirm.
Select System by turning
the
COMAND controller and press to
confirm.
Select Blueto ...