muc's latest activity

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    muc replied to the thread Larson, 4.3 GL-J, SX-A electrical gremlins.
    A little less of a chance for foaming with VP fluid. ATF is fine.
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    muc replied to the thread Merc 250 Verado Fuel increase.
    For the batts, will the techmate show cranking voltage? Check check your owners manual for the battery charger, it might need to be...
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    muc replied to the thread Larson, 4.3 GL-J, SX-A electrical gremlins.
    why yes there is! trim gauge ---- disconnect wires back by transom. with the drive down, connect an ohm meter to the two wires that go...
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    muc replied to the thread 1994 5L EFI Volvo penta.
    Some boat manufactures wired the emergency tether (kill switch) into the purple wire. So in some twins you will loose both engines when...
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    muc replied to the thread Twin Merc 250 fuel burn difference's.
    This can be a tough one to get a dealer to spend the needed time on. This needs to be diagnosed while out on the water under load. Need...
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    muc replied to the thread Warning horn not getting ground.
    Hi @Jeanric Is this something you're still working on? If so I might be able to help. The Ford ECA (what you are calling ECU) doesn't...
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    muc replied to the thread Twin Merc 250 fuel burn difference's.
    Hi, been away. I can't really tell much from the vid. A scan tool might say more. It's been a decade since I was last in the boat...
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