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  1. T

    98 expedition high idle

    Ok fixed the threads on the rear passenger plug hole and put everything back together and she now runs perfect. Now jave to start digging into other things. I know one of my pulleys is going out i can hear the bearing starting to sqeek a bit. And have to learn about the 4wd system the front...
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    98 expedition high idle

    Ok so we fot the rubber peice out. Usong mu 7 dollar borocope camera and cell phone to see exactly where it was. Lots of time frustration and praying and we got it. As far as the thread repair there is a kid for like 79 bucks at the autoparts store that i hear that the shops around use to fix...
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    98 expedition high idle

    Well in the process of finishing changing the last 3 coils. 2 of the 3 fell apart in my hands. The rear plug came out with the deteriorating coil. Now it appears the previous owner dropped some rubber piecev into one of the plug holes as i have to figure out how to get that out before i can get...
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    98 expedition high idle

    Thanks hopefully the weather will clear soon and i can take a look. I still have to change the other 4 coils and plugs. That could be the reason for voltage i guess as well. But i will check that fuse when i get out there.
  5. T

    98 expedition high idle

    I put the scanner on it and still shows no codes however I'm getting 0 volts to my Second Bank rear oxygen sensor the exhaust and rough shape in some areas the muffler itself has a hole in it. I purchase a couple of rear Bank O2 sensors and will be changing those out hopefully today if the...
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    98 expedition high idle

    Ok so i measured the idle screw and compared it to the other expy i have that came with the deal and it was not the same. Swapped the throttle bodies and idle improved. Still sounds a bit like a lawn mover but it is idling proerly now. Have to change the other 4 coils hopefully that resolves the...
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    98 expedition high idle

    Hey guys, I just picked up a 98 ford expedition 4x4 with the 5.4 triton and a.m. having high idle issues. It idles about 2000 rpm. I have changed all the plugs and coils, new Maf, new IAC and it went from barely running idling high. Wondering what i can do to try and troubleshoot or solve the...
  8. T

    Hello from Florida

    Hey guys just picked up a new to me 98 expedition 4x4 with a 5.4 came with a second 99 Eddie Bauer to ise for part. Or maybe fix it to.
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