Today and check engine light came on. I read the codes with my pocket obd2 scanner and it detected 8 codes ranging from po131 po107 po401and po307. Please help. Po401 is the egr valve. It is brand new. I am hard working and seems that when i get ahead something else happens. I am a liscensed electrician and am willing to trade work for any help that comes my way. Please help
I have replaced egr valve and gasket and camshaft position sensor. On my home to on 1997 Ford Explorer
by jaysonbarfield in Rose Hill, KS on August 19, 2013
ANSWER by Tbone1980 on August 20, 2013
you may have a bad sensor ground or faulty ECM.. check all grounding points first..
ANSWER by pushrod on August 20, 2013
D.P. F. E. sensors give a bunch of E.G.R. related problems. You really need a true scanner to check this out! Ford E.C.M. failure is pretty rare as compaired to others!