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Exhaust Leak Check Check for leak in the Exhaust System and insert probe in hole after the
Muffler or before the Catalytic Converter.
High and Low Calibration Gas Manually inputted into the EIS if unable to scan the labels.
Modified Vehicle Failure Fail vehicle for Modified if the Catalytic Converter is not CARB
approved.
Sample Air Dilution Notice Warning Indicates a potential issue with the exhaust system
during a two-speed idle test.
Change of Ownership Smog Inspection Required for Diesel Vehicles anytime they are sold
after the initial purchase.
Repair Cost Minimum The threshold cost that determines if a vehicle can be sent to the
referee.
Gray Market Vehicle A vehicle that was not originally sold in the U.S. market but has been
modified to meet U.S. regulations.
Oversize Tires Tires that exceed the standard size for a vehicle, potentially affecting smog
inspection eligibility.
Four-Wheel Drive Dynamometer Equipment required for testing certain vehicles that cannot
be tested on a standard dynamometer.
Exhaust System Leak A condition that may require checking before proceeding with
emissions testing.