code 401 6 cylinder

2000 FORD F-150
155,555 MILES
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KWELLS56
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is this the egr valve and location
Jun 27, 2012 at 4:05 PM
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CARADIODOC
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Not sure what the question is. For code 401, suspect the passages are plugged with carbon.
Jun 27, 2012 at 5:22 PM