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:
Rally bar R-Design models
Rally bar and bulkhead hatch
Vehicles with the optional R-Design package are equipped with a rally bar in
the engine compartment that must be removed before the battery can be replaced.
1. Remov ...
The alarm system
The alarm is automatically armed whenever the vehicle is locked with the remote
key or optional Personal Car Communicator.
When armed, the alarm continuously monitors a number of points on the vehi ...
From inside the vehicle (central locking button)
Central locking button
The lock buttons on the door panel can be used to lock or unlock all doors and
the trunk at the same time. Press to
lock and to unlock.
Unlocking
The vehicle can be u ...
