See also:

Remove attached partsfollowing use
Remove auxiliary mirrors, roof or rear luggage racks which are no longer required following use. Attached parts on the vehicle impair the aerodynamics and increase the fuel consumption. ...

Closing the windows and glass sunroof/panoramic glass sunroof
Driving with the glass sunroof/panoramic glass sunroof and windows open results in increased air resistance and raises fuel consumption. ...

Redialing
General information The list of dialed numbers in the mobile phone is transmitted to the vehicle depending on the mobile phone. The 20 phone numbers dialed last are displayed. The sorting order ...