what wrong with my truck
knlath
10-17-2006, 08:59 PM
I have 1998 F150 4x4 with the 4.6 motor today when i started it it wouldnt idle on its own there is no check engine lite that come on. i went to parts store had them read the computer but it didnt give any error codes I any bumfuzzled before today it idled just fine.Help
rivguy
10-19-2006, 06:31 AM
on the 4.6 prolly either the iac which is a problem on all fords or the egr hose breaks causing the maf reading to fall.
bucketabolts
10-19-2006, 12:04 PM
It could also be the fuel pressure regulator
Dylan
Dylan
B33p3r
02-25-2007, 05:21 PM
probably the IAC valve. They stick closed especially in cold weather. The IAC will not fire an error code!
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