See also:

Deleting stored functions
Press and hold the left and right button on the interior rearview mirror simultaneously for approximately 20 seconds until the LED flashes rapidly. All stored functions are deleted. The functions ...

Malfunction
Malfunction A Check Control message , is displayed in the instrument cluster. The areas in front of and behind the vehicle appear in shaded form on the Control Display. PDC has failed. Hav ...

Switch off any functions that are 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 functio ...