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    Failed Emmisions

    Well its finally fixed. Problem was the new Collant temperarue sensor went bad. Replaced it with the original (good thing I never throw away any part unnless I know for sure its bad)and I don't geeet any codes. While I had it out I took an ohm meter reading on it and the bad on was reading 1meg...
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    Powdercoating a lift kit..............?

    Kial, I work at a company that has the largest powdercoating system west of the Mississippi River. I asked about your question and this is the answer I got. If you are powdercoating over powdercoating you don't have to strip it. As long as the original coating isn't to thick to allow the...
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    Failed Emmisions

    The code I was looking at was the KOER ( engine running test) Engine off test gives my all systems are good with no stored codes. The vacuum lines are connected to the air box as this was my first guess of where the problem could be. Hopefully this weekend I can get to changing the CTS out to...
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    Failed Emmisions

    Well I finally got some spare time to work on this. I changed the oil, filter, plug wires, and air filter. I also plugged up the holes I had added to the air box thinking maybe there was too much cold air getting in when it was cold. Last week I tried pulling codes and got a 21 which is...
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    Failed Emmisions

    Here a little more info that I hope might help someone give me an idea of what to look at. Gas mileage really sucks right now. Don't know what I'm getting but $5 a day to go 30 miles to and from work isn't good. Everything seemed fine before I had the tranny rebuilt. The truck sat for 2 month...
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    Check engine light on 91 Explorer

    I had the same problem not too long ago. It was the fuel pressure regulator. Don't know excactly what happened to to it but I had ended up changing just about every other sensor on the thing. I never did check the fuel pressure but have been told that they can be intermitient. Hope this helps.
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    Failed Emmisions

    I just brought my 91EB in for emissions testing. I failed on the CO portion at 25oo rpm. The rig is basically stock. The only mod that I have done was to add holes in the air box. Could this be the problem? I have just replaced most of the emmision parts trying to track down a over rich...
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