See also:

The concept
Personal Profile concept You can set several of your vehicle's functions to suit your personal needs and preferences. The settings are automatically saved in the profile currently activated. ...

Switching the interior lamps on and off
Press the button. To switch off permanently: press the button for approx. 3 seconds. To clear this setting: press the button. ...

Collision warning
The concep The system issues a two-phase warning of a danger of collision at speeds above approx. 10 mph/15 km/h. The time of these warnings may vary depending on the current driving situation. ...