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:

    Starting and stopping the engine
    See page 112 for information on starting the engine and switching it off. ...

    Arming the alarm
    Press the Lock button on the remote key. One long flash of the turn signals will confirm that the alarm is armed. Alarm confirmation settings can be changed in MY CAR, under Car settings  - ...

    Checking the engine oil
    The oil level should be checked at regular intervals, particularly during the period up to the first scheduled maintenance service. • See page 356 for oil specifications. • Refer to the Warranty ...