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b18a1

Discussion in 'ECU's, Electronics, and Tuning' started by keith605, Nov 15, 2009.

  1. keith605

    keith605 New Member

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    I have a b18a1 in my integra and sometimes when i stop and im just ideling my rpm's jump all over its none consistant what would cause this to happen?
     
  2. phyregod

    phyregod !!YTINASNI

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    Is the tach jumping or is the motor actually revving up and down/spitting?
     
  3. keith605

    keith605 New Member

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    its will be @ like 2k and drop to almost dead and just come back up to like 1.5-2k
     
  4. phyregod

    phyregod !!YTINASNI

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    Sounds like you have a vacuum leak! Check that out first. After that I would suspect the IACV is faulty or dirty or disconnected. Is it throwing any codes at all?
     
  5. keith605

    keith605 New Member

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    im not sure it done happen all the time but it just started happening alot yesterday
     
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