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Check Engine Soon Light
ENGINE LIGHT IS ON
1999 Ford Expedition
My truck engine light is on, reads code P1401 after I diagnose it, what is that mean
have the same problem?
Saturday, July 16th, 2011 AT 3:01 PM
P1401 is for the DPFE sensor, which is basically a egr pressure sensor, this part is a common failure on this engine.
Saturday, July 16th, 2011 AT 8:49 PM
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