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Mode 6 question
Posted to Technical Discussion Forum on 8/14/2009 69 Replies

Hi,

I got this Expedition that has a MIL on, codes P0171 and P0174 and a bad misfire.

The lean codes were traced at the usual suspect: PCV hose, but pinpointing the offending cylinder(s) is giving me fists. Scoping the coils is getting me nowhere, since it... Login to read more.

69 Replies Received (View Replies)

 

car Vehicle Data

1998 Ford Expedition Eddie Bauer 5.4L Misfire

Engine5.4 L
Trans4-speed Automatic (Electronic)
SymptomsMisfire

car Vehicle Data

1998 Ford Expedition Eddie Bauer 5.4L Misfire

Engine5.4 L
Trans4-speed Automatic (Electronic)
SymptomsMisfire