P0404 - Knackered EGR?
p0404 P0404 = Exhaust Gas Recirculation Open Position Performance Sets when the difference between the desired EGR position and the actual EGR DTC Troubleshooting: P0404 · DTC P0404 :, EGR Valve Insufficient Lift · 1 Reset the ECMPCM · 2 Start the engine · 3 Drive the vehicle under
Hi guys, I had my engine management light come on yesterday and after reading the trouble code p0404 and looking on the net as to what it P0404 Code: Symptoms, Causes, and Solution
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 P0404 = Exhaust Gas Recirculation Open Position Performance Sets when the difference between the desired EGR position and the actual EGR