See also:

Functional readiness of the airbag system
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 tension ...

Front active seat ventilation
The seat cushion and backrest surfaces are cooled by means of integrated fans. The ventilation rapidly cools the seat, e.g., if the vehicle interior is overheated or for continuous cooling at h ...

Radio
FM AM Satellite radio Stored stations ...