See also:

The concept
The automatic engine start-stop function helps save fuel. The system switches off the engine during a stop, e. g., in a traffic congestion or at traffic lights. The ignition remains switched on. ...

Locking and unlocking
Pressing the buttons locks and unlocks the doors and the tailgate when the front doors are closed, but they are not secured against theft. The fuel filler flap remains unlocked. ...

AUTO program
Press the button. Air volume, air distribution, and temperature are controlled automatically: Depending on the selected temperature, AUTO intensity, and outside influences, the air is directed ...