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115 yamaha 4 stroke starts and runs at 200o rpms then motor
115 yamaha 4 stroke starts and runs at 200o rpms then motor quits running after 8 minutes and want start up again till after about 8 hrs. … read more
Jason
Jason
Marine Mechanic
Vocational, Technical or Trade Scho
17,310 satisfied customers
I just boat a flats boat with a 2006 Yamaha 90TLR outboard.
I just boat a flats boat with a 2006 Yamaha 90TLR outboard. The dealer told me to put oil in the top of the motor reservoir and plain gas in the gas tank. Now I'm not so sure he knew what he was talki… read more
Charles
Charles
Certified Mercury Tech
5,153 satisfied customers
My 2001 yamaha 115 2 stroke was running great at the end of
my 2001 yamaha 115 2 stroke was running great at the end of last season, started up this spring ang ran great at idle. started out onto lake and upon giving gas rpm's increased and then motor started … read more
Jason
Jason
Marine Mechanic
Vocational, Technical or Trade Scho
17,310 satisfied customers
I have a 2013 Yamaha 150 4 stroke that got some water in the
Jeff I have a 2013 Yamaha 150 4 stroke that got some water in the fuel and the water until alarm came on, i emptied the bad fuel all the way from the inside small fikter to the tank including a new fi… read more
Jeff G.
Jeff G.
Marine Mechanic
4,730 satisfied customers
I have a 2006 50HP yamaha outboard. Was running perfectly until
I have a 2006 50HP yamaha outboard. Was running perfectly until just today. It appears to be starving for fuel, but primerball is hard & full. I bypassed the water seperator, same thing. I bypassed my… read more
Jason
Jason
Marine Mechanic
Vocational, Technical or Trade Scho
17,310 satisfied customers
i have a yamaha 115 hp outboard used in the ocean. it is used
i have a yamaha 115 hp outboard used in the ocean. it is used for pulling paragliders off the beach with a winch. the starts are full throttle. was wondering what to do to protect the motor from this … read more
Charles
Charles
Certified Mercury Tech
5,153 satisfied customers
After replacing all four injectors on my 115 outboard motor
After replacing all four injectors on my 115 outboard motor the engine ran well for about one hour and then went back to running very poorly and will only rev to 2500 rpm. It sounds like fuel starvati… read more
marinedoc
marinedoc
Lead Technician
Vocational, Technical or Trade Scho
73 satisfied customers
I have a 19 outboard, Yamaha 115. 4 stroke. So far I have
I have a 19' outboard, Yamaha 115. 4 stroke. So far I have spent approximately $1,000 in multiple repairs related to Ethanol enriched gas and water in the fuel. I am about to try to "scrub" the fuel (… read more
orcamarine
orcamarine
Proprietor
Vocational, Technical or Trade Scho
7 satisfied customers
Working on a 2004 115 yamaha four stroke fuel injected outboard.
Working on a 2004 115 yamaha four stroke fuel injected outboard. Mod # XXXXX It went from runnig just fine one day to lacking power the next as in rpms at 5200 down to 3800. Plugs and fuel filters cha… read more
orcamarine
orcamarine
Proprietor
Vocational, Technical or Trade Scho
7 satisfied customers
I have a triumph 190 bay with a yamaha 2003 115 2-stroke.
I have a triumph 190 bay with a yamaha 2003 115 2-stroke. i can't seem to go above 2200rpm without the outboard bogging/choking down. Had it winterized during the winter and the Water/Fuel separator f… read more
orcamarine
orcamarine
Proprietor
Vocational, Technical or Trade Scho
7 satisfied customers
2009 Mercury 90HP EFI 4 stroke with about 70 hrs. Fresh gas.
2009 Mercury 90HP EFI 4 stroke with about 70 hrs. Fresh gas. Out boating for about an hour. Everything going fine and then while sitting idling for a few minutes the engine cut out. I restarted it and… read more
Jeff G.
Jeff G.
Marine Mechanic
4,730 satisfied customers
2003 Yamaha 115 4 stroke. Runs ruff and lean will not go over
2003 Yamaha 115 4 stroke. Runs ruff and lean will not go over 3000 rpms, and is not running on all 4 all the time. seams like it is starving for fuel.… read more
Jason
Jason
Marine Mechanic
Vocational, Technical or Trade Scho
17,310 satisfied customers
I have a 2000 Yamaha T50TLRY 4 stroke 4 cylinder outboard motor.
I have a 2000 Yamaha T50TLRY 4 stroke 4 cylinder outboard motor. At the start of the season I had the 4 carbs rebuilt,fuel pump replaced, relay assy. replaced and Trim and tilt switch assy. replaced. … read more
Jason
Jason
Marine Mechanic
Vocational, Technical or Trade Scho
17,310 satisfied customers
I have a 2004 yamaha 115 4 stroke outboard. It runs fine during
I have a 2004 yamaha 115 4 stroke outboard. It runs fine during idle but the rpms drop off and it looses power under a load. It isn't a fuel problem since it is a twin and the other engine runs fine. … read more
Larry B.
Larry B.
Marine Service Tech
High School or GED
574 satisfied customers
I am fixing my babysitters boat motor approx. 2005 to 2007
I am fixing my babysitters boat motor approx. 2005 to 2007 yamaha 115 4 stroke. It will not run above first notch in gear. acting like fuel prob. so I emptyed and changed some filters in line up to in… read more
Jason Forsberg
Jason Forsberg
Outboard Marine Mechanic
Vocational, Technical or Trade Scho
531 satisfied customers
I have a 1999 Yamaha 200 hp outboard. Starts and idles fine,
I have a 1999 Yamaha 200 hp outboard. Starts and idles fine, but will only run on a plane for a couple of minutes before it dies. When it dies, it just dies, no hesitation no miss nothing. It will res… read more
ROCKET
ROCKET
MASTER CERTIFIED TECH
Vocational, Technical or Trade Scho
426 satisfied customers
Hi I have a 4 stroke 115 hp yamaha and this engine had a complete
Hi I have a 4 stroke 115 hp yamaha and this engine had a complete service of 140 hrs but has a problem in high speed at 3000 RPM starts to cough and the RPM goes to 1500 or stops totally. If I start a… read more
Larry B.
Larry B.
Marine Service Tech
High School or GED
574 satisfied customers
I have a 2000 115 4-stroke mercury outboard. The motor ...
I have a 2000 115 4-stroke mercury outboard. The motor would only rev up to 4200 RPM maintaining it for about 3 minutes. Then it gradually slowed and maintained 2400 RPM. Last year the same motor woul… read more
Larry B.
Larry B.
Marine Service Tech
High School or GED
574 satisfied customers
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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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