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P1407 Diagnostic Trouble Code Discussion for March 2006

No EGR Flow Detected

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Trouble Ticket Help Requests for DTC P1407
Help Request Posted
1994 Mercury Cougar XR-7 4.6L Excessive Emissions, Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1MELM62W9R
P1407: Insufficient EGR flow. This car came in last june with a misfire on #2 cylinder and after checking it out I found no injector pulse on #2 injector it was a constant "on" condition dumping fuel in the cylinder. I replaced the #2 injector and ECU the vehicle ran fine for the l...
March 20, 2006