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:
Using the information button
1. Press the information button
2. All of the indicator lights will flash sequentially for approximately 7 seconds
to indicate that the PCC is receiving information from the vehicle. If any of the ...
DRIVING DYNAMICS: POWERTRAINS
All C30s are front-wheel drive, with the transverse engine design improving
space efficiency. It also improves safety by creating a generous crumple zone in
the engine compartment. The five-cylinder ...
Booster cushions
Position the child correctly on the booster cushion
Booster cushions are recommended for children who have outgrown convertible seats.
1. Place the booster cushion in the rear seat of the vehicle. ...
