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.

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    Low beam, Halogen
    1. Remove the headlight housing from the vehicle (see page 306). 2. Remove the cover over the bulbs (see page 308). 3. Unplug the connector from the bulb. 4. Remove the bulb by pulling it straigh ...

    Accept vCards
    vCards from other cell phones can be added to the infotainment system's phone book. To enable this feature, put the infotainment system in discoverable mode for Bluetooth®. The feature is acti ...

    Glove compartment
    The glove compartment can only be locked and unlocked using the detachable key blade in the remote key. See page 59 for information on removing the key blade from the remote key. Insert the ke ...