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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High Performance Multimedia
• 7" color TFT display
• Voice control
• Thumb wheel on the steering wheel keypad
• AM/FM/HD radio
• Sirius satellite radio
• CD/DVD (mp3 and wma file formats)
• AUX and USB sockets
• Blue ...
Interior Design
While the exterior of the Volvo S40 could be described as evolutionary from
the S60 and S80, the interior represents nothing less than a revolution in car
design. Its focal point is an ultra-thin ...
Introduction
Your vehicle is equipped with tires according
to the vehicle's tire information placard on the
B-pillar (the structural member at the side of
the vehicle, at the rear of the driver's door
open ...
