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Ford Ignition Primary.Analysis
Posted to Technical Discussion Forum on 10/21/2010 20 Replies

Hello TDF. I have a 98 Expedtion that has a misfire under load. I took a couple of scope snapshots that I would like some analysis on.

[1998 Ford Expedition Eddie Bauer, Ignition Waveform] is cylinder 4 taken at the coil. Notice that the firing line doesn't ... Login to read more.

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car Vehicle Data

1998 Ford Expedition Eddie Bauer 5.4L

Engine5.4 L
Trans4-speed Automatic (Electronic)

car Vehicle Data

1998 Ford Expedition Eddie Bauer 5.4L

Engine5.4 L
Trans4-speed Automatic (Electronic)