Close the windows and glass sunroof
Driving with the glass sunroof and windows open results in increased air resistance and raises fuel consumption.
See also:
Malfunction
A Check Control message is displayed.
Adaptive light control is malfunctioning or has
failed. Have the system checked as soon as possible. ...
Opening the main menu
Press the button.
The main menu is displayed.
All iDrive functions can be called up via the main
menu. ...
Manual release
The parking brake can be released manually in
the event of a power failure or electrical fault.
Before releasing, secure the vehicle
against rolling
Before releasing the parking brake manually, ...