See also:

Measuring and adjusting air pressure to achieve proper inflation
Check and, if necessary, adjust the pressure of each tire (including the spare) at least once a month and before any long journey. Check the tire pressures when the tires are cold. Use a pressure gaug ...

Tire pressures and wear
Maintaining the correct tire pressures helps to maximize the tires’ service lives and is essential for good running performance. Check and, if necessary, adjust the pressure of each tire (includin ...

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 ...