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P0284 Diagnostic Trouble Code Discussion for March 2011

Cylinder 8 Balance System Malfunction

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Trouble Ticket Help Requests for DTC P0284
Help Request Posted
2002 Ford F-250 Super Duty Lariat 7.3L No Start, Poor Idle Quality, Misfire, MIL Lamp on VIN: 1FTNX20F42
P0284: Cylinder 8 Balance / Contribution. Need some help on this one. Last fall we replaced #8 injector and V/C harness/gaskets. Had smoke and dead miss. Now has smoke-whiteish blueish and real heavy on start up. Quits after it warms up. Was 2.5 qts low on oil. Customer had drove for a while i think w...
March 02, 2011
2002 Ford F-350 Super Duty XLT 7.3L No Start, Misfire, raw fuel in exhaust VIN: 1FTWW33FO2
P0284: Cylinder 8 Balance / Contribution. Hy everyone. This truck pulled my hair for a week. Started out hard start cold, somoking, and missfire warm. Also did not smoke when warm. Pulled code for intake heater and #8 cyl contribution. Buzz test ok, delta time on #8 was -10 all others in the 1-2 range...
March 09, 2011