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:
Storing wheels and tires
When storing complete wheels (tires mounted on rims), they should be suspended
off the floor or placed on their sides on the floor. Tires not mounted on rims should
be stored on their sides or sta ...
Front airbag deployment
The front airbags are designed to deploy during certain frontal or front-angular
collisions, impacts, or decelerations, depending on the crash severity, angle,
speed and object impacted. The ...
Suspension
Rear suspension
Individual rear wheel suspension with longitudinal
support arms, double link arms and track
rods.
Front suspension
Spring strut suspension with integrated shock
absorbers and con ...
