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P0402 Diagnostic Trouble Code Discussion for April 2008

EGRC-BPT Valve Function

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Trouble Ticket Help Requests for DTC P0402
Help Request Posted
2003 Ford Excursion XLT 6.0L Misfire VIN: 1FMSU41P73
P0402: Excessive EGR Flow Detected. ... miss, but only after vehicle was warmed up. Sometimes he can drive it all day and never experience a problem. Test drove and after about 10 miles sure enough, it was missing like a gas engine with bad plug wires. Idling and cold it purrs like a kitten. Ran...
April 11, 2008