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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Operating
Operating the power windows
1 Manual up/down
2 Auto up/down.
All power windows can be operated using the
control panel in the driver's door. The control
panels in the other doors only operate ...
ABS with EBD (Electronic Brake ForceDistribution)
EBD is an integrated part of the ABS system.
EBD regulates the hydraulic pressure to the
rear brakes to help provide optimal braking
capacity. The brake pedal will pulsate during
braking, which ...
Activating/deactivating TPMS (Canadian models only)
1. Switch off the engine.
2. Put the ignition in mode I or II (see page
82 for additional information).
3. Press the MY CAR key in the center console
control panel and select Settings
Car se ...
