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Marine

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Category : Marine

Do you have a marine engine related question that needs an answer? Ask it here! Submit an inquiry and get a rapid response.

Question
Hi there, I've got a 2002 Mercury 30hp four-stroke EFI outboard engine, and I'm having trouble with the starter motor. It just won't turn or work. I've already done some checks: I disconnected the black (with the yellow sleeve) cable ...
solved 0
1 month 3 Answers 43 views Beginner 0

Question
How do I check the performance or reliability of a crank position sensor before buying a new part? My boat motor is experiencing acceleration problems, misfires, rough idle and has difficulty starting. Sometimes the engine stalls or backfires. I was ...
solved 0
2 years 0 Answers 406 views Beginner 2

Question
How do I tune the idle on my 2008 Yamaha 200 horsepower 2-stroke, 76°, V6, HPDI outboard engine? The motor seems to run too slowly and sputters at trolling speed and it idles rough ...
solved 0
2 years 0 Answers 629 views Beginner 1

Question
How do I change the idle setting on a 20 hp Mercury 4-stroke? The engine runs too slowly when in neutral and stalls every now and then. The engine also shutters as its ticking ...
solved 0
2 years 0 Answers 1148 views Beginner 1

Question
In what way do you alter a Yamaha 40 horsepower idle setting to cause the engine to run smoothly while it’s out of gear? Is there a book or video that provides the ...
solved 0
2 years 0 Answers 1855 views Beginner 2

Question
How do I remove the water pump and reinstall it on my Yamaha 115 hp engine? Is there literature from the manufacturer that gives correct step-by-step removal and installation procedures? There must be assembly diagrams somewhere, but where? My 2008 engine ...
solved 0
3 years 0 Answers 550 views Beginner 0

Question
My MerCruiser 4.3 L V6 engine cranks but will not start up and run. I know people say that every engine requires spark, fuel, compression/air and timing to fire and begin to run. I am sure I have sufficient fuel ...
solved 0
3 years 0 Answers 2132 views Beginner 1

Question
My MerCruiser MCM 4.3L GM V6 will not crank over in order to start the engine. So basically the crankshaft does not turn the internal combustion engine at all. Before I pay a mechanic to diagnose the starting problem, what ...
in progress 0
3 years 0 Answers 1112 views Beginner 0