multiple mis-fire problem

Discussion in '2.3L (N/A & Turbo) Tech' started by 91stangBoiLX, Apr 28, 2012.


  1. 91stangBoiLX

    91stangBoiLX New Member

    Joined:
    Mar 1, 2012
    Messages:
    3
    Likes Received:
    0
    Trophy Points:
    1
    I have a 91 mustang lx an the check engine light is on I plugged it in an it comes up multiple mis-fire so I replaced plugs,wires,coils at its still mis-firing wat else can I do to fix the problem any suggestions please let me know
    #1
  2. tca7291

    tca7291 I can see your wieners.

    Joined:
    Sep 2, 2011
    Messages:
    1,402
    Likes Received:
    441
    Trophy Points:
    103
    Get the ICM (ignition control module) checked out. It's mounted on the side of the intake manifold. It's got a plug on the top and bottom and autozone or whatever should be able to check it out to see if it is any good.
    #2
  3. 91stangBoiLX

    91stangBoiLX New Member

    Joined:
    Mar 1, 2012
    Messages:
    3
    Likes Received:
    0
    Trophy Points:
    1
    I'm look into that today I'll let u no if that's the problem or not appreciate it
    #3

Share This Page