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P1408 Diagnostic Trouble Code Discussion for June 2004

Manifold Absolute Pressure Sensor Signal Performance

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Trouble Ticket Help Requests for DTC P1408
Help Request Posted
2001 Ford E-250 Econoline 4.2L Misfire, MIL Lamp on VIN: 1FTNE24221
P1408: EGR Excessive Flow. ... vehicle had a horrible miss-fire. After replacing cam and crank sensors and also performing complete tune-up, vehicle began driving fine. Only a few days later, vehicle has returned with a miss-fire related problem (not as bad as original). There is a DTC ...
June 16, 2004