See also:

Overview of Tire Quality Grading Standards
The Uniform Tire Quality Grading is a U.S. Government requirement. Their purpose is to provide drivers with consistent and reliable information regarding tire performance. Tire manufacturer ...

Important safety notes
WARNING Severe conditions (e.g. strong air pollution) may require replacement of the filter before its scheduled replacement interval. A clogged filter will reduce the air volume to the int ...

Checking tire pressure manually
To determine and set the correct tire pressure, proceed as follows: Remove the valve cap of the tire that is to be checked. Press the tire pressure gauge securely onto the valve. Read the ...