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 ...

Look well ahead when driving
Avoid unnecessary acceleration and braking. By maintaining a suitable distance to the vehicle driving ahead of you. Driving smoothly and looking ahead reduces 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. ...