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:

    Selecting a station (in wavebands AM/FM1/FM2)
    Automatic tuning 1. Press RADIO. Continue pressing this button to toggle to the desired waveband (AM, FM1, etc.). 2. Release the button and wait several seconds or press OK/MENU. 3. Press the ...

    When does BLIS function
    The system functions when your vehicle is moving at speeds above 6 mph (10 km/h). When you pass another vehicle: The system reacts when you pass another vehicle at a speed of up to 6 mph (10 km/ ...

    Opening/closing the fuel cap
    Fuel vapor expands in hot weather. Open the filler cap slowly. After refueling, close the fuel filler cap by turning it clockwise until it clicks into place. CAUTION Do not refuel with the e ...