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Thanks guys, Before the start of this post I had removed the unit from the boat for the purpose of separating a problem with the unit from a problem with the boat wiring. If the Garmin stays powered up fine on the bench I'll start back tracking the wiring. But not until some ice melts! Both your...
A friend has a Garmin 840xs which arbitrarily goes dark. We've updated the software to newest version (per garmin). But he thinks its still doing it. I have it on my bench now with no transducer to see if it will go dark when not in the boat. Has anyone ever had a transducer cause a screen fault...
Guys
For the past month I've been tracking down a no start condition on my Mercruiser 5.0 mpi / 5.7. Serial is 0M656136. The original block was replaced with a 5.7 in 2018. It ran fine last year but would not start right out of the shute this year. I could not get fuel pressure to build. I...
Iv been having trouble with a newly acquired boat surging anywhere near idle. Today I found what I think is a vacuum line just dangling at the rear of the engine. The other end goes to the T at the intake manifold and fuel regulator. Any ideas where the stray needs to be connected? It's obvious...
I recently purchased a 2004 Trophy pro which originally came with a mercruiser 5.0. The previous owner had a gm new 5.7 long block installed this year but the ECM 555 was not changed.
I have read that it won't matter all the way to it will destroy the engine so I would like to know if the ECM...
