Trouble Code P0404 EGR Cleaning

P0404 Code: Symptoms, Causes, and Solutions p0404 P0404 is a EGR circuit code You most likely have an exhaust or intake leak which is why it's running rich Check the engine bay for soot or oil p0404 P0404 Code: Symptoms, Causes, and Solution

p0404 Autohex online Help for members only, Vehicle:SANTAFE Model Year:2012 fault code:p0404