See also:

Only refill the diesel exhaust fluid yourself in exceptional circumstances
To be able to reach the nearest service center with your vehicle, you may refill the diesel exhaust fluid yourself, making sure to heed the warning notices specified below. Handling diesel ex ...

Opening the main menu
Press the button. The main menu is displayed. All iDrive functions can be called up via the main menu. ...

Calling up information on the info display
Press the computer button on the turn signal lever. Information is displayed on the info display of the instrument cluster. ...