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:
Child restraint registration and recalls
Registering a child restraint
Child restraints could be recalled for safety reasons. You must register your
child restraint to be reached in a recall. To stay informed about child safety seat
rec ...
Wind blocker
Wind blocker
The moonroof is equipped with a wind blocker
that folds up when the moonroof is open. ...
Storing a channel
A total of 20 satellite channels can be stored;
10 channels each for Sirius 1 and 2, see page 215 for detailed information on
storing
channels.
• A long press on one of the number keys
stores ...
