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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Automatic Locking Retractor/ Emergency Locking Retractor (ALR/ ELR)
To make child seat installation easier, each seat belt (except for the driver's
belt) is equipped with a locking mechanism to help keep the seat belt taut.
When attaching the seat belt to a chi ...
Adjusting
Adjusting the steering wheel
1 Lever for releasing/locking the steering
wheel
2 Possible positions
The steering wheel can be adjusted for both
height and reach:
1. Pull the lever toward you ...
Introduction
The HomeLink Wireless Control System provides
a convenient way to replace up to three
hand-held radio-frequency (RF) transmitters
used to activate devices such as gate operators,
garage door ...
