P0404 OBD II Trouble Code Exhaust Gas Recirculation Circuit

p0404  P0404 = Exhaust Gas Recirculation Circuit RangePerformance The fault code is probably showing because your EGR valve is blanked  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%

P0404 - EGR 'A' Control Circuit RangePerformance - OBD2 Trouble code: ✓ Meaning ✓ Causes ✓ Symptoms ✓ Diagnostics ✓ Repair guides ✓ Repair costs ➤ Keep Code P0404 is to some extent simply generic and there may be various causes for its activation Sometimes a poor or corroded electrical connector can affect

EGR code P0404 · When Monitored: Engine running · Set Condition: The EGR flow or valve movement is not what is expected A rationality error code p0404 and check light flashing Flashing CEL is usually multiple cylinder misfire Sounds like your EGR might be causing a vacuum leak