See also:

Readiness for inspection/maintenance (I/M) test
Due to legal requirements in some states and Canadian Provinces, your vehicle may be required to be in what is called the ready condition for an Inspection/Maintenance (I/M) test of the emissi ...

Three-way catalyst
The three-way catalyst is an emission control device installed in the exhaust system. Exhaust gases in the three-way catalyst are burned at high temperatures to help reduce pollutants. WARNING: ...

Measurement of weights
Secure loose items to prevent weight shifts that could affect the balance of your vehicle. When the vehicle is loaded, drive to a scale and weigh the front and the rear wheels separately to de ...