See also:

Connecting a particular mobile phone
If more than one mobile phone is detected by the vehicle, the mobile phone at the top of the list is connected. If a different detected cell phone is connected with the vehicle. A different mobi ...

Functional readiness of the airbagsystem
When the ignition is switch on, the warning lamp in the instrument cluster lights up briefly and thereby indicates the operational readiness of the entire airbag system and the belt tensioner. ...

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