As an important topic in the automotive repair industry, emissions represent a large portion of the ASE tests. Understanding the EVAP system is central to passing the exam. In this program, two of AVI’s best instructors, Bill Fulton and Dave Hobbs, provide a complete overview of the diagnostics of 1996-2008 Ford, Chrysler, GM and Toyota EVAP systems.
This class provides tons of tech tips on how to detect leaks and properly seal the evap system. It contains proper leak detection strategies and the most common failure code testing. Bill provides the top three Ford pattern failure codes and Ford code criteria for small vs. large leaks. Bill and Dave explain the importance of the Fuel Tank Pressure Sensor and the differences between the enhanced and non-enhanced Ford and GM systems. Dave provides his GM expertise and helps you understand the F.R.E.D’s EVAP system brain.
They provide valuable tips on Chrysler’s LDP (leak detection pump) and NVLD (natural vacuum leak detection), how the system works, electrical schematics, and P-code information. This course also explains why you want to use nitrogen in your testing procedure and provides hands-on testing with a smoke machine for all of these systems and includes two bonus videos for Toyota and Alternative Uses for Your Smoke Machine.
As an important topic in the automotive repair industry, emissions represent a large portion of the ASE tests. Understanding the EVAP system is central to passing the exam. In this program, two of AVI’s best instructors, Bill Fulton and Dave Hobbs, provide a complete overview of the diagnostics of 1996-2008 Ford, Chrysler, GM and Toyota EVAP systems.