See also:

To decrease the speed (by the “RES/SET” switch)
Press the “RES/SET” switch to the “SET” side and hold it until the vehicle reaches the desired speed. Then, release the switch. The vehicle speed at that moment will be memorized and treated as ...

Fuel
...

Changing the coolant
Never attempt to remove the radiator cap until the engine has been shut off and has cooled down completely. Since the coolant is under pressure, you may suffer serious burns from a spray ...