An example of what the screen would show for a vehicle that would fail its Emissions Test. 

An actual screen capture from a 2004 Dodge Durango SLT 4.7L V8. 

Provides the information to know if your vehicle will pass state-mandated Emissions Tests without wasting time waiting in line. Determines if the vehicle is ready, not ready, or will fail an emissions test. If a failure is detected, the software will even tell you why the vehicle will not pass.