How do states use OBD II for emission inspections?

How do states use OBD II for emission inspections?  - Emission inspection readiness - Maintaining your car - Maintenance and specifications - Volvo XC60 Owners Manual - Volvo XC60

Many states connect a computer directly to a vehicle's OBD II system. The inspector can then read "faults." In some states, this type of inspection has replaced the tailpipe emission test.

    See also:

    Exterior
    The midsize XC70 rides a 108.8-inch wheelbase and measures 186.3 inches long overall. Rounded front corners resemble those of Volvo's S80 sedan, but the rear half retains the straight lines and pr ...

    Under the Hood
    A 2.4-liter inline-five-cylinder produces 168 horsepower in the 2.4i. High-performance T5 editions employ a turbocharged 2.5-liter inline-five-cylinder that now generates 227 hp (up from 218 hp) a ...

    Removing a paired device
    1. In Bluetooth mode, press OK/MENU. 2. Turn TUNE to Remove Bluetooth device and press OK/MENU. 3. Select the device to be removed by turning TUNE and confirm by pressing OK/ MENU. > A questio ...