2002 Cadillac Deville "egr valve sensor keep failing" Questions

EGR valve or idle air control (IAC) motor, or a bad throttle position sensor (TPS). These devices may need to be checked, but usually don't fail without warning - check for error codes (DTCs). I would

...egr valve system not ready on my Ford f150 5.4 and my catylist reads not ready how can I fix this problem ABout EGR codes, there are alot choive to look or diagnostic... are you chec or replace the ...

egr valve has been replaced first time with a bosch unit and then with a kia genuine part but still the same code keeps coming back, any suggestions? someone has said it could be the ecu or a feedback

...EGR VALVE MY CHECK ENGINE LIGHT IN MY 2000 CHEVY IMPALA KEEPS COMIN ON AND THE PRINT OUT SAID EGR VALVE FAILED MY CAR IS STARTING TO RIDE REALY ROUGH DO I NEED TO GET THIS FIXED IMMEDIATELY The EGR ...

EGR Valve My mechanic tells me the diagnostic computer gave him codes for the EGR Valve and the Map sensor, which triggered the check engine light. He tells me both will need to be replaced before the

...egr valve is. be sure not to get the hoses crossed when putting it back on. Keep us updated. P1401 DPF EGR Sensor Circuit High Input Possible Causes DPF EGR signal circuit open, or sensor ground ...

...EGR valve you will see a tube going from it to your exhaust manifold. You will notice 2 small tubes leading from the large one feeding into a small sensor... this is the DPFE sensor which is throwing ...

...coolant levels.The egr system may be malfunctioning.The egr valve uses spent exhaust gases to line the cylinders walls reducing internal combustion temperature and reducing the amount of NOX

...egr valve& system runs better but still has the p1401 code the egr mon says ok i keep leaning towards o2 sensor but not sure cleaned intake & sensors runs alittle bit better but still has ...

...EGR VALVE FAILED EGR POSITION SENSOR APPLICABLE OK SO THIS IS WHAT CAME UP WHEN THEY READ THE CHECK ENGINE LIGHT SOOOO I HAVE CHANGED THE EGR VALVE AND STILL WONT GOT PASS 10MPH AND JUST STUMBLES ALL ...