See also:

Passenger safety
Seat belts and front passenger's airbag The seat belt fastened/unfastened status for each seat category is indicated by the lighting or flashing of the warning lamps linked to each position: ...

Ventilation
System which creates and maintains comfortable conditions in the vehicle's passenger compartment. ...

Bend lighting
With dipped or main beams, this function provides additional lighting for the inside of a bend. This lighting is most useful when travelling at low and medium speed (urban driving, winding road, ...