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:

    Location of taillight bulbs
    Brake lights (LEDs) Brake light Backup light Turn signals Rear fog light (driver’s side only) NOTE If an error message remains in the display after a faulty bulb has been replace ...

    Temporarily disengaging the cruisecontrol
    1. Press 0 to temporarily disengage cruise control. > CRUISE will be displayed in the information window in the instrument panel. 2. Depress the brake pedal. Pressing "resume" cause ...

    Turning ACC off completely
    • From standby mode, press once. • From active mode, press twice. The set speed and time interval are then cleared from the system's memory and cannot be resumed by pressing . ...