See also:

General information
▷ Instructions for voice activation system ▷ When making a destination entry by voice, you can change between voice operation and iDrive. ▷ To have the available spoken instruc ...

Avoid high engine speeds
Driving at a low engine speed reduces fuel consumption and minimizes wear. ...

Deactivating HDC
Press the button again; the LED goes out. HDC is automatically deactivated above approx. 37 mph/60 km/h. ...