91 CRX Idle Problem

Discussion in 'General Motoring' started by Patch, Feb 17, 2004.

  1. Patch

    Patch Guest

    When the engine is cold, idles great. After warm up, it will sit there and
    surge from 1000 RPM to 1350 RPM about once a second. The car has 105 K on
    it. I've tried running fuel injector cleaner through it with no help. Is
    this a computer problem, or mechanical?
     
    Patch, Feb 17, 2004
    #1
  2. Patch

    N.E.Ohio Bob Guest

    Temp indicator reading normal? Sometimes a defective thermostat can
    cause this kind of thing.
     
    N.E.Ohio Bob, Feb 17, 2004
    #2
  3. Patch

    electricked Guest

    Check out http://resource.crx.org/modules.php?name=Forums

    The website is specifically dedicated to CRX's. You'll find a lot of useful
    information on there and people who are friendly and helpful.

    Try resetting the ECU and see if it still does it.

    --Viktor
     
    electricked, Feb 18, 2004
    #3
  4. Patch

    Jafir Elkurd Guest

    Do you have antifreeze?
     
    Jafir Elkurd, Feb 18, 2004
    #4
  5. Patch

    Patch Guest

    How do you reset the ECU?
     
    Patch, Feb 18, 2004
    #5
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