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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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 ...
Remote key not functioning
If the remote key is not functioning properly,
the alarm can be turned off and the vehicle can
be started as follows:
1. Open the driver's door with the key blade
(see page 61 for information o ...
Environment
Volvo cares passionately about environmental protection, whether it's in
reducing pollutants from its vehicles, or cutting pollutants entering the car.
The well-being of people is at the core of e ...
