See also:

DEF
Important notes on use To function properly, BlueTEC exhaust gas aftertreatment must be operated with the reducing agent DEF. Adding DEF is one of the tasks performed during maintenance. Under no ...

Deleting contacts
To delete a group of contacts: select Data/Connections in the telephone basic menu by sliding and turning the COMAND controller and press to confirm. Select Delete Contacts and press ...

Restoring the factory settings
► Press the buttons simultaneously for approximately six seconds until the battery check lamp flashes twice. ...