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    Tahoe 4.3 no Power 3400 max RPM

    alldodge thanks for the information! I don’t see any place that shows percentage power or percentage guardian. It seems the Diacom doesn’t support everything on this style computer. I wish I could download so you could see the info I’m sure it would make more sense. The long term fuel trim...
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    Tahoe 4.3 no Power 3400 max RPM

    Thanks for your input alldodge! Any thoughts to why the right bank fuel trim is staying around 17 at idle? Also do you think it’s possibly in guardian mode? I see nothing to indicate it is or any readings that I would think are out far enough to cause the computer to put in guardian mode...
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    Tahoe 4.3 no Power 3400 max RPM

    The Diacom program shows 2 one is throttle blade position reads 2.8% at 1094 RPM and one is throttle lever position reads 0.0 at 1094. Tried to send a pic of the screen but it won’t let me do that either.
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    Tahoe 4.3 no Power 3400 max RPM

    I will check that but would you think the Throttle blade position on Diacom would be the same as the throttle position sensor? It reads 0 at idle and 5.2 at full throttle.
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    Tahoe 4.3 no Power 3400 max RPM

    Sorry just looked it up I don't believe it is DTS it's a 2013 boat. It is cable operated but has a Throttle position sensor.
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    Tahoe 4.3 no Power 3400 max RPM

    Thank you alldodge! I'm not sure what DTS is?
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    Tahoe 4.3 no Power 3400 max RPM

    Sorry I see I posted in the wrong forum!
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    Tahoe 4.3 no Power 3400 max RPM

    Mercruiser 4.3 MPI Serial # 2A046127 Engine won't exceed 3400 RPM and doesn't have enough power to get on plane without ballast on the bow. Fuel Pressure holds and is 43 at 1800 Cap and rotor replaced ( suggested by many on other forums) I replaced the output O2 sensors as the didn't seem to...
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