The Trainer #118: The REAL Cause Of P0420/P0430 DTCs

Is the cat you're about to replace REALLY bad?

Oct. 1, 2021

The “Catalytic Converter Efficiency” codes, P0420 and P0430, are among the top 10 DTCs technicians face. And while the description might imply a failed converter, odds are the ultimate fault lies somewhere else. Learn more in today’s episode of “The Trainer”! Don't forget to check out our sponsor at http://www.Autel.com