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:
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 ...
When does BLIS function
The system functions when your vehicle is moving at speeds above 6 mph (10 km/h).
When you pass another vehicle: The system reacts when you pass another vehicle
at a speed of up to 6 mph (10 km/h) ...
Types of lists used in the manual
Procedures
Procedures (step-by-step instructions), or actions that must be carried out in
a certain order, are arranged in numbered lists in this manual.
If there is a series of illustrations asso ...
