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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PARK BRAKE Parking brake applied
This light will be on when the parking brake
(hand brake) is applied. The parking brake
pedal is located on the left side of the driver's
footwell, see page 79 for more information.
Canadian mode ...
Quality and Equipment
A passion for high quality lies at the heart of the Volvo brand. This is
inherent not only in the build quality that reflects the ruggedness, durability
and reliability for which Volvo is renowned ...
Reinserting the key blade in the remote key
1. Hold the remote key with the slot for the key blade up.
2. Carefully slide the key blade into its groove.
3. Gently press the key blade in the groove until it clicks into place. ...
