See also:

Additives
Only use DEF in accordance with ISO 22241. Do not use additives with DEF and do not dilute DEF with water. This may destroy the BlueTEC exhaust gas aftertreatment system. ...

Important safety notes
WARNING Make sure the trunk lid is closed when the engine is running and while driving. Among other dangers, deadly carbon monoxide (CO) gases may enter the vehicle interior resulting in un ...

Windows fogged up on the inside
Activate the cooling with air dehumidification function . Activate automatic mode . If the windows continue to fog up, activate the defrosting function (). You should only select this s ...