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 functions if they are not actually needed.
See also:
Selecting a category
1. "Radio"
2. "Satellite radio"
3. "Category"
4. Select the desired category. ...
Adjusting
Vehicle
Equipment
...
Interior motion sensor
The windows and glass sunroof must be closed
for the system to function properly. ...