See also:

Refueling
Always switch off the engine before refueling; otherwise, fuel cannot be added to the tank and a message will be displayed. Take all precautionary measures and observe all applicable regulation ...

Integrated Owner's Manual in the 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. ...

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. ...