Success in diagnosing today's high-tech systems requires a high-tech approach. Noted trainer and master diagnostician G. Jerry Truglia has the tools you need to cope with these challenges and he shares them in this popular seminar, NEW for 2021. You'll learn to develop a diagnostic process and a diagnostic game plan. How to use the tools the OEMs give you; ECM strategies, code setting criteria, PID analysis and how fuel trims can be used to point you in the right direction. This seminar also discusses batteries, including coding and reprogramming, parasitic draw, voltage drop, engine testing including relative compression, compression testing, cylinder leak down, gas analysis, fuel flow testing, fuel trim, current ramping, PCM testing, pressure transduces, reprogramming, a new way to test EVAP and much more.