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:
Equalizer
Sound levels for different frequencies can be
adjusted separately using this feature.
To do so:
1. Press OK/MENU to access Audio
settings and select Equalizer.
2. Turn TUNE to select one of the ...
Navigating and playing tracks
Turn TUNE to access the device's playlist and
to navigate in this list. Press OK/MENU to
either select a sub-folder or confirm a choice
and begin playback. Press EXIT to cancel and
exit the pl ...
Keyless drive
Vehicles equipped with the optional Personal Car Communicator have the keyless
drive function, see page 63 for detailed information. ...
