See also:

Fuel quality
Refuel with unleaded fuel only Do not use leaded fuel as this would permanently damage the catalytic converter. Do not refuel with ethanol Do not refuel with E85, i.e., fuel with an ethanol c ...

Remove unnecessary cargo
Additional weight increases fuel consumption. ...

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