See also:

Opening
1. Briefly press the rear edge of the fuel filler flap. Opening 2. Turn the fuel cap counterclockwise. 3. Place the fuel cap in the bracket attached to the fuel filler flap. ...

Malfunction
In the event of a failure or malfunction of the parking brake, secure the vehicle against rolling using a wheel chock, for example, when leaving it. ...

Remove unnecessary cargo
Additional weight increases fuel consumption. ...