How do states use OBD II for emission inspections?

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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Power moonroof
To operate the moonroof, turn the ignition key
to position I or II, or start the engine. The moonroof
can be operated in two ways:
A Tilt position
B Sliding moonroof
Tilt position
Open: With ...
Settings
Press OK/MENU when a normal camera view is displayed and make the desired settings.
Parking camera settings
Mark Park Assist lines to display the sidelines while backing up.
Mark Distance info ...
Advanced Stability Control
The Dynamic Stability and Traction Control (DSTC) in the all-new Volvo S60
has a number of sophisticated features to improve driving pleasure and safety.
The Volvo S60 is the first saloon on the m ...
