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Understanding Ford Cylinder Contribution Test
Posted to Technical Discussion Forum on 2/1/2016 16 Replies

Got this expedition for a running rough complaint. It is the 5.4 3 valve with 155k on the clock. It seems to be running OK for me. Total correction on both banks was about 7. I ran the vol \umetric efficiency that I got from Albin and the efficiency was showin... Login to read more.

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car Vehicle Data

2005 Ford Expedition XLT 5.4L

VIN 1FMPU15585
Engine5.4 L
Trans4-speed Automatic (Electronic)

car Vehicle Data

2005 Ford Expedition XLT 5.4L

VIN 1FMPU15585
Engine5.4 L
Trans4-speed Automatic (Electronic)