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  1. #1
    Member
    Join Date
    Nov 2004
    Location
    Columbus, Indiana
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    4,235

    200efi ecm problem.

    Dad’s 1994 200 efi shutdown and wouldn’t start. Had no fuel
    Pump kicking on. Sent him the checks and he has power to the fuel pump, but no ground. Put ground to pump and it would run. So I assume it’s an ecm failure. Anyway around this without getting a new ecm?

  2. Member
    Join Date
    Nov 2004
    Location
    Columbus, Indiana
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    4,235
    #2
    Pretty sure it is going to die again, but for some reason it started working again for now and seems to be running fine for right now.

  3. Member
    Join Date
    Jun 2013
    Location
    LONGVIEW TEXAS
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    14,037
    #3
    loose fuel pump driver in ecu
    .................................................. ...the scariest thing in life is the unknown ...................................

  4. Member
    Join Date
    Jan 2017
    Location
    Guntersville AL
    Posts
    131
    #4
    Send it to simon motorsports in Cali. Had mine done this past winter and it definitely fixed the problem. I was having the same problem you are discribing. Mine would run good until the motor would get good and hot and then the fuel pump wouldn't come on until it cooled down. Mine was around 600 bucks to have it rebuilt and an after market one is around 1800

  5. Member silverbullet02's Avatar
    Join Date
    Jun 2009
    Location
    Knoxville, TN
    Posts
    839
    #5
    You can also just wire the pump to key on power.
    1995 Allison XB-2003 225 Super Mag. It's slow and I'm ok with that.

  6. Member
    Join Date
    Jun 2013
    Location
    LONGVIEW TEXAS
    Posts
    14,037
    #6
    yep
    .................................................. ...the scariest thing in life is the unknown ...................................