See also:

Settings and information
Operating principle 1.  Button for: > Selecting display > Setting values 2.  Button for: > Confirming selected display or set values > Calling up computer information 3. ...

Safety switch for the rear
Press the button on the driver's door if children are being transported in the rear. This locks various functions so that they cannot be operated from the rear: safety switch. ...

Switching off automatically
The system switches off and the LED goes out: After approx. 160 ft/50 m when driving forward. Above approx. 22 mph/36 km/h when driving forward. Switch on the system again if necessary. ...