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:
Turbo Power
All C30s are powered by a turbocharged 2.5-liter inline-five-cylinder that
produces 227 horsepower at 5,000 rpm and 236 pounds-feet of torque at only 1,500
rpm. Unlike some turbocharged engines th ...
Setting a time interval
The set time interval to vehicles ahead can be increased by pressing
and decreased by pressing
. The current time interval is shown
briefly in the display following adjustment.
Different time in ...
Introduction
The symbols in the vehicle's various displays
are divided into three main categories:
• Warning symbols
• Indicator symbols
• Information symbols
The following tables list the most common
symbol ...
