See also:

Text reader settings
Setting the text reader speed Select Vehicle by turning the COMAND controller and press to confirm. Select System and press to confirm. Select Text Reader and press to confirm. ...

Activating/deactivating
WARNING Any accumulation of snow and ice should be removed from the rear window before driving. Visibility could otherwise be impaired, endangering you and others. The rear window defroster ha ...

Setting the temperature in the rear compartment using the front control panel
Turn the SmartKey to position 2 in the ignition lock. Activate the rear compartment function via COMAND. The rear-compartment climate control can be controlled via the front control panel ...