See also:

Switching the system on/off
Switching off At the lowest fan speed, press the left side of the button on the driver's side. Switching on Press any button. ...

Camera monitoring: Lane Departure Warning System and Collision Warning
The Lane Departure Warning System available for the new BMW 3-Series Sedan is activated at speeds above 70 km/h (43 mph) and warns the driver if he unintentionally strays out of his lane. The syst ...

Using voice activation
Activating the voice activation system 1. Briefly press the button on the steering wheel. 2. Say the command. Terminating the voice activation system Briefly press the button on the stee ...