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Thread: Mpfi Swap Now I Have A Cel....

  1. #1
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    Default Mpfi Swap Now I Have A Cel....

    Ok so i did the dpfi to mpfi swap on my 91 civic hatch and i got code #9 which is 9 CYP - cylinder sensor Ive checked all my wireing... its right???? i cant figure out whats causeing it any info would be great

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    turbos
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    http://www.d-series.org/forums/index.php


    all the d-series info you will ever need at your finger tips
    TOO BIG

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    Don Mon SiRed94's Avatar
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    Quote Originally Posted by Redrum478
    Ok so i did the dpfi to mpfi swap on my 91 civic hatch and i got code #9 which is 9 CYP - cylinder sensor Ive checked all my wireing... its right???? i cant figure out whats causeing it any info would be great
    what distributor did you use?


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    Crx si distributor... someone told me theres a sensor in the dizzy that goes bad and causes this code?

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    Don Mon SiRed94's Avatar
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    Quote Originally Posted by Redrum478
    Crx si distributor... someone told me theres a sensor in the dizzy that goes bad and causes this code?
    yeah the cylinder position sensor... you have to replace the whole distributor basically... the TDC, CYP, and CKP are all wired together so you have to change the whole distributor wiring assembly...


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