How to Fix HONDA P0404 Engine Code in 3 Minutes [2

p0404  I had the code read and it was P0404 and the recommendation is to clean the exhaust gas recirculation valve and all egr ports  If you own a Saturn S-series and keep getting the code P0404 and your check engine light is on, you probably need to perform an EGR cleaning

Some vehicles may store EGR control performance code P0404 This occurs when the difference between commanded and actual EGR valve position is more than 10% code p0404 and check light flashing Flashing CEL is usually multiple cylinder misfire Sounds like your EGR might be causing a vacuum leak

P0404 is a generic OBD II fault code that indicates that there is an issue with the Exhaust Gas Recirculation circuit The Engine Control EGR Valve Code P0404 and this code came up, will changing the EGR valve solve the issue or is it a more demanding task ? Is it a difficult