See also:

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

Messages after trip completion
Special messages that are displayed during driving are displayed again after the ignition is switched off. ...

Initiating an Emergency Request
1. Press the cover briefly to open it. 2. Press the SOS button until the LED in the button lights up. The LED lights up: an Emergency Request was initiated. If the situation allows, wait ...