P0404 Exhaust Gas Recirculation Circuit RangePerformance

Fault code P0404 – a step-by-step guide to diagnosing and fixing it p0404 Mazda6 - P0404 keeps returning even with new EGR - Had a P0404 fault code p0404 It threw a p0404 code With this code, the car has no boost It starts up great, idles perfectly but I have no

p0404 Code P0404 is triggered when the EGR position is not as the ECM expected and the most common cause is the EGR valve partly stuck open from carbon buildup on the