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:
Parking the vehicle for a long period
If you leave the vehicle parked for longer than four weeks, the battery may be
damaged by exhaustive discharge.
Connect a trickle charger.
You can obtain information about trickle chargers ...
Operating audio player or audio media
Audio data from various audio devices or
media can be played, depending on the
equipment installed in the vehicle.
Switch on COMAND and select the audio
device or audio medium.
Press the or ...
introduction
You can establish a Bluetooth® connection to
COMAND (see the separate operating
instructions).
WARNING
A driver's attention to the road must always
be his/her primary focus when driving. F ...