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:

    Engines
    The Volvo XC90 is available with a choice of two high-performance engines - one diesel and one petrol - both of which produce plenty of power and torque from low engine speeds and through the mid- ...

    Limitations
    NOTE • The sound source (AM, FM1, Disc, etc.) being played through the infotainment system's speakers cannot be controlled from the rear control panel. • In order to select and play an externa ...

    Sport
    In this mode, the vehicle's body sway is reduced during cornering and steering response is more immediate. The transmission shifts up at higher rpm for sportier driving. The indicator light in ...