See also:

Deleting all stored programs
Press the two outer memory buttons for approx. 20 seconds until the LED flashes rapidly. All stored programs are deleted. The programs cannot be deleted individually ...

Integrated Owner's Manual inthe vehicle
The integrated Owner's Manual can be displayed on the Control Display. The equipment and functions that are in the vehicle are described therein. ...

Setting the language
Press the adjustment button for 12‑13 seconds. Briefly press the adjustment button again to switch between English "E" and German "O". The setting is automatically saved ...