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Fuel trim questions
Posted to Technical Discussion Forum on 8/15/2013 31 Replies

1999 4.2 f150. Mil was off but p0306 stored. However Mil will come on and then go off

frtd

[1999 Ford F-150, ECM/Inputs/Outputs Scan Data] ( pids missing, don't know why )

rpm at 1600 with misfire

[1999 Ford F-150, ECM/Inputs/Outputs Scan Data]

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