See also:

The concept
The iDrive combines the functions of a multitude of switches. Thus, these functions can be operated from a central location. ...

Unlocking and opening
▷ Either unlock the doors together using the button for the central locking system and then pull the door handle above the armrest or ▷ Pull the door opener twice individually on ...

Activating HDC
Press the button; the LED above the button lights up. ...