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. ...

Personal Profile settings
The following functions and settings can be stored in a profile. More information on the settings can be found under: Active Cruise Control: collision warning. Exterior mirror position. C ...

Switch off any functions thatare not currently needed
Functions such as seat heating and the rear window defroster require a lot of energy and consume additional fuel, especially in city and stopand- go traffic. Therefore, switch off these function ...