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.
See also:
Sound settings
Call volume
Call volume can be only be adjusted during a call. Use the buttons in the steering
wheel keypad or the infotainment system’s VOL control.
Infotainment system volume
If no phone call i ...
Interior
Like all good Scandinavian design, the S60's interior is simple and
functional. The materials have an upscale quality and look nice without trying
too hard. The floating center stack, which has st ...
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