P0401 Diagnostic Trouble Code Discussion for January 2014
Insufficient EGR Flow Detected
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| Help Request | Posted | |
| 2004 Ford Freestar Limited 4.2L Misfire, MIL Lamp on VIN: 2FMZA58264 P0401: Insufficient EGR Flow Detected (ESM System). This one is eating our lunch, & we could sure use some help. Came in with the above codes, plus a p1000. We found intake leaking pretty severly from back side so upper & lower gaskets have been replaced, no vacuum leak now. Saw the tsb about water intr... |
January 27, 2014 |
