See also:

DSTC system
The Dynamic Stability and Traction Control system (DSTC) ...

Side windows and laminated panoramic roof
To ensure that the air conditioning works optimally, the side windows, and the laminated panoramic roof should be closed. ...

Activating/deactivating
A short press on the TEL button in the center console activates the hands-free system. The symbol in the display indicates that the hands-free system is active. A long press on the TEL butto ...