See also:

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

After refilling diesel exhaust fluid
Incorrect fluid Incorrect fluids After refilling with the incorrect fluid, e.g., antifreeze for windshield wiper fluid, do not start the engine because this could result in a fire hazard. ...

General information
Danger of burns from hot engine Do not open the cooling system while the engine is hot; otherwise, escaping coolant may cause burns.◄ Suitable additives Only use suitable additives; other ...