See also:

Rear window defroster
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 o ...

Increasing the volume
In some cases, the volume of the AUX device may be quieter or louder, or the usual maximum possible volume cannot be reached. On some devices, it is possible to adjust the volume separately. I ...

Important safety notes
For BlueTEC vehicles only. DEF is a non-flammable, non-toxic, colorless, odorless and water-soluble fluid. Rinse surfaces that have come into contact with DEF immediately with water or ...