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  1. C

    Getting strange results from KOEO test, PLEASE HELP!!!

    Hmmm, interesting, but I wonder why I haven't seen this error code before now? I went ahead and cleared the error history, and pulled the codes again and got 22 / 22 / 1 / 1 / 1 then I did it again and got 22 / 22 / 1 / 22 / 22. I think the 66 code that showed up earlier came from me...
  2. C

    Getting strange results from KOEO test, PLEASE HELP!!!

    Thanks for the response. I kind of suspected something like that but I'm not sure. I bought the car in 2002 so it could have been replaced before I bought it, but would a '91 PCM even work with a '92 engine and sensors? I've already cleaned the MAF, as I've had problems with it in the...
  3. C

    Getting strange results from KOEO test, PLEASE HELP!!!

    So, recently the CEL came on in my '92 EB explorer. So I went through the procedure described in the haynes repair manual. First I just hooked up the test pin and read the codes off the CEL. The results were 22 / 22/ 1 / 22 / 66 / 22 / 66. If MrShorty is reading this, yes I know I should be...
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