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Forum: Engines 06-17-2021, 05:33 AM
Replies: 24
Views: 17,655
Posted By iceman
That's correct, the engine RPM would not go past...

That's correct, the engine RPM would not go past 3000 regardless of how much throttle I applied. I do not remember any shaking.
Forum: Engines 12-12-2017, 05:08 PM
Replies: 24
Views: 17,655
Posted By iceman
Just want to close out this thread with the final...

Just want to close out this thread with the final resolution. The reader's digest version is: the Crank Position Sensor was bad (intermittent), leading to incorrect timing and thus loss of power. The...
Forum: Engines 09-09-2017, 08:53 PM
Replies: 24
Views: 17,655
Posted By iceman
Hi Don, Believe it or not I'm still trying to...

Hi Don,
Believe it or not I'm still trying to diagnose this problem. In my case I've had the fuel pressure gauge connected while running out on the water, and the pressure is 40 psi at idle, and...
Forum: Engines 08-25-2017, 03:15 AM
Replies: 24
Views: 17,655
Posted By iceman
OK so it looks like the pressure at the fuel rail...

OK so it looks like the pressure at the fuel rail has to be between 34 and 38 psi. I'll ask the mechanic what he measured. Sounds like you're saying the FPR up there could be faulty, and if it can't...
Forum: Engines 08-25-2017, 02:17 AM
Replies: 24
Views: 17,655
Posted By iceman
Mike, He told me the other cylinders were...

Mike,

He told me the other cylinders were at 180 psi. The auto mechanic said that the rings or valves could develop a leak if the engine overheated (which it did but 2 years ago) or if it was...
Forum: Engines 08-24-2017, 10:32 PM
Replies: 24
Views: 17,655
Posted By iceman
OK so I've taken this boat to a mechanic and he's...

OK so I've taken this boat to a mechanic and he's done some diagnostics, but there is still no resolution. There were no fault codes and the engine telemetry looks normal (including under load). He's...
Forum: Engines 07-10-2017, 09:29 PM
Replies: 24
Views: 17,655
Posted By iceman
tnrivrunr: 3 people on board, as always. Not sure...

tnrivrunr: 3 people on board, as always. Not sure of the prop pitch but it's been the same since I bought it 8 years ago.
Forum: Engines 07-05-2017, 05:05 AM
Replies: 24
Views: 17,655
Posted By iceman
I haven't checked the plugs or injectors. At this...

I haven't checked the plugs or injectors. At this point the game plan is to tow it to the mechanic tomorrow and get him to scan the engine. I'm hoping there will be a code.

You mentioned the temp...
Forum: Engines 07-04-2017, 08:33 PM
Replies: 24
Views: 17,655
Posted By iceman
Thanks Mike, I agree there might be codes and the...

Thanks Mike, I agree there might be codes and the fuel pump is a possibility. Something seems to have failed between our last trip 2 weeks ago where we had a high fuel burn and this one. This time...
Forum: Engines 07-03-2017, 05:30 AM
Replies: 24
Views: 17,655
Posted By iceman
Loss of engine power; Mercruiser 5.0l MPI/Bravo 3

Hi all,
You folks have helped me out before so I'm hoping this learned group can do so again.

We took our Maxum 2600SE out on the SF Bay for two trips in May/June this year. The engine seemed to...
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