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WHERE DOES THE EGR VALVE INLET GO ON THE V-6,EVERY THING I HAVE SEEN IS THE V-8 AND A PICKUP TRUCK EVEN THOUGH THEASE DAYS I CANT SEE WHY THE VAN MOTOR WOULD BE DIFFERENT?YEARS AGO IT WAS DIFFERENT BECAUSE OF THE TIMING SO YOU COULD SEE THE MARK FROM THE FRONT INSTEAD OF ON TOP .
Vehicle: 2003 Ford E-150 4.2 Lt.V-6
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Hi there

This code does point to an egr issue. Here is a list of possible causes. Most of the time the EGR valve IS NOT the problem.

P0401 FORD - Exhaust Gas Recirculation Flow Insufficient Detected

Read more: https://www.autocodes.com/p0401_ford.html

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