However, if this doesnt solve the issue, the next step is to check the ECM output peak voltage, as well as the condition of other electrical components like the electric oil pump and oil level sensor. Your outboard motor has poor idle performance. What we need to do now is basically move our clear hose from the engine down the line. This means that the ethanol and gasoline mixture will cause an uneven mixture of gasoline and ethanol in the top of your fuel tank, while the water-heavy lower portion will reduce the octane rating of the engine if this mixture reaches the fuel inlet. seems to idle great, get out of slip. Accessories, Pontoon Bimini Inside, you may notice accumulated particles, which may point to what type of material is getting into your fuel lines. Boarding, Paddles & Theres an easy method to checking and replacing spark plugs in your outboard motor: If you dont have a good spark, the spark plug caps or ignition coil leads could be causing the issue. Tables, Minn Kota Bought all new metal connectors and problem solved. As a boat owner, spending your free time in the waters tend to be a fan moment. Much the same happens in an outboard motor. These increase the air intake, causing a lean fuel mixture and vacuum pressure problems. Im kinda lost. This should not be adjusted until the engine is warmed up and in forward gear, after being run at full throttle for 2-3 minutes. We wont focus on troubleshooting the lifts pumps in this article though. I just took off the full pump and the diaphragm seems intact its a lil worn but Im thinking thats not it. I had 3 techs from different shops over look this very inexpensive fix. does anyone know what could be causing this. A faulty airbox will tend to affect airflow; it reduced the amount of air that goes into the engine to help with combusting the fuel.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'takeocean_com-narrow-sky-2','ezslot_21',124,'0','0'])};__ez_fad_position('div-gpt-ad-takeocean_com-narrow-sky-2-0');if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'takeocean_com-narrow-sky-2','ezslot_22',124,'0','1'])};__ez_fad_position('div-gpt-ad-takeocean_com-narrow-sky-2-0_1');.narrow-sky-2-multi-124{border:none!important;display:block!important;float:none!important;line-height:0;margin-bottom:15px!important;margin-left:auto!important;margin-right:auto!important;margin-top:15px!important;max-width:100%!important;min-height:250px;min-width:250px;padding:0;text-align:center!important}. Software, Digital It starts great and idle's fine but right after it goes in gear it cuts off. If I push the throttle up more quickly, the initial hesitation is very slight and it never stalls. Maintaining the batteries of your boat is vital as it affects both the performance and increases service life. Accessories, Boat Lift Canopy And this is most likely caused by the ethanol content of the gas. My name is Kern and Im passionate about boating. when it is in the water and trying to push the weight , it will not go much past 1/4 throttle ,barley planes and boggs when you go full forward throttle ???? You wont be able to maneuver in a boat that doesnt have a working engine, so this is a pretty serious topic. 6. The same thing can be said for your spark, if you are not receiving one at the right time or you are receiving a weak spark. Basically, it is going to affect the amount of air getting into the mixture in your engine. Adjust the air gap if needed. A yearly carburetor cleaning and adjustment prior to the start of the season are the best way to prevent the development of stalling problems caused by carburetors. Parts, Rule 1500 GPH Automatic If you suspect that you have bad gas, completely remove it from your fuel tanks, fuel lines, primer bulb, and from the rest of the outboard motor. Application is as simple as pouring the allotted dosage into your fuel tank based on the capacity of fuel. Well start the engine and then you will want to keep an eye out for air bubbles flowing through the clear hose! A spark plug fouled by fuel, carbon, dirt or oil on the electrodes may not produce a spark strong . Although no one likes to find out about bad news; performing regular maintenance on your engine will help you find problems when you can deal with them as opposed to when you are out on the water in your boat. The Right Fit, Shop By Boat Gel Coat - Spectrum Color, Pumps and How Fuel Supply Modules & Vapor Separator Tanks Operate! Stupid little things! Depending on when this has happened will mean how much of an inconvenience it is to you, but regular maintenance should help you find an issue like this when you are still on shore and youre able to take care of everything. I have a 140hp nissan outboard everything runs fine until I get to about 3/4 throttle then an alarm goes off and no power and backfires and help would be awesome. 74. Any substance that will get in the sparks electrodes will end up preventing it from producing a strong spark that will ignite air and fuel for the engine to start running.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[336,280],'takeocean_com-large-mobile-banner-2','ezslot_7',108,'0','0'])};__ez_fad_position('div-gpt-ad-takeocean_com-large-mobile-banner-2-0'); Fortunately, this is not a significant problem since you can clean the spark plug or consider replacing them, allowing your engine to start functioning as usual. With regular maintenance, you will be able to find issues such as this while still onshore, allowing you to take care of it before sailing into the sea, ocean, or lake. But as soon as I slow down its back to it. A clogged fuel line inhibits the flow of fuel from the boat's gas tank to the engine. Water separators get dirty and can create a bad restriction in the fuel system. Un boat engine stalling on acceleration can become a source of stress for its owner. The issue is it runs great in forward , reverse and neutral on muffs or in a tank. & 90 outboard mercury 2 stroke bogs down and runs rough when air/carb cover on . Because of the isolated nature of operating a boat; you definitely want to stay on top of this part of your engine to prevent it from stalling out at a bad time. Thread starter BRUSA10; Start date Oct 27, 2014; B. BRUSA10 New member. Systems, Marine Plumbing They may find the issue, or you may need to replace your outboard altogether. If not rectified within time, it will end up causing engine failure if it goes bad.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[336,280],'takeocean_com-mobile-leaderboard-1','ezslot_18',125,'0','0'])};__ez_fad_position('div-gpt-ad-takeocean_com-mobile-leaderboard-1-0'); When your boat engine starts stalling when accelerating, you should consider looking at include; When you give these easy fixes a try and fail to work, you might consider performing some mechanic check and working on it. Systems, Lowrance Hook2-4 GPS As it attracts moisture, it will end up mixing with gasoline, which, in turn., will dilute the gas, messing the mixture causing your engine to produce a sound like it is operating while in real sense its not.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'takeocean_com-narrow-sky-1','ezslot_20',111,'0','0'])};__ez_fad_position('div-gpt-ad-takeocean_com-narrow-sky-1-0'); To ensure that you are not using old gasoline, you should consider performing regular maintenance on the engine boat. Switches, Shore Power & AC :doh: Thanks all for the information in this thread. If your boat has piston rings that get worn or it has old cylinders or leaking valves, you may end up with low compression in your motor. Just Click Here! Trailer Winches, Shop As an alternative mod, you may want to install a clear fuel line in certain sections of your motor. Boat, Sell A Re: New Yamaha 150 Stalls when shifting. my mercury 225 has only about 60 hours in it and I have changed all the fuel filters and the hoses but not the spark plugs. I took it off and shook it, didnt hear anything but changed it anyway. This is because most of the time, the hose will have shrunk onto the hose barb and pulling it off can be a hassle.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'bornagainboating_com-leader-1','ezslot_19',110,'0','0'])};__ez_fad_position('div-gpt-ad-bornagainboating_com-leader-1-0'); Cutting the tip-off of the connecting hose will make things easier for you! Mar 16, 2011. Author. My 2006 triton sf 186 Happened to me. Outboards, Shop if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[580,400],'bornagainboating_com-mobile-leaderboard-1','ezslot_24',114,'0','0'])};__ez_fad_position('div-gpt-ad-bornagainboating_com-mobile-leaderboard-1-0'); Aaron has been working in the Marine Industry for over a decade and holds certifications for Yamaha and Mercury Marine. Starters, Marine Solar Power Fuel filters help reduce this problem by filtering particles from the fuel before they can reach small, easy-to-clog lines. This increases the friction and causes the bog, preventing it from rotating to propel your boat through the water. Hitches, & New plugs, thermostat, and fuel/water seperator filter. Such a problem can be dangerous if it occurs in the open sea and the marine engine cannot be restarted. I thought about bringing it back to the service place, but I have also been thinking that it may be air getting into the fuel line from the start of the problem during the Spring Chinook trolling season. If the ratio of fuel to air becomes too high or too low, the engine will run poorly, especially while accelerating. You definitely want to perform regular maintenance on your boat to make sure that you arent using old gas; however as long as there is no damage to the system then this can be a somewhat easy problem to solve. Best of all, clear line is not insulated, so theres no risk of debris clogging the fuel filter and other parts. Products, Carbon Monoxide & Terminal 2. You might consider using a wire brush for a significant result. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'takeocean_com-leader-2','ezslot_10',126,'0','0'])};__ez_fad_position('div-gpt-ad-takeocean_com-leader-2-0');if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'takeocean_com-leader-2','ezslot_11',126,'0','1'])};__ez_fad_position('div-gpt-ad-takeocean_com-leader-2-0_1');.leader-2-multi-126{border:none!important;display:block!important;float:none!important;line-height:0;margin-bottom:15px!important;margin-left:auto!important;margin-right:auto!important;margin-top:15px!important;max-width:100%!important;min-height:250px;min-width:250px;padding:0;text-align:center!important}You dont want your boat engine to start developing problems while you are far from the mainland. How To Pressure Test A Gear Case! Zincs, Generator Options. Holder, Anchor & Dock Biminis, RV & Trailer Any ideas? At this point in troubleshooting though. Major causes highly associated with stalling in a boats engine include: Having an engine problem is one of the worst things you would want to experience while spending your day on the water. You should try to perform regular maintenance on your engine and check even more frequently if you feel like you are having any kind of performance issue to try and find a problem earlier rather than later. Deals, Electrical Over time, the fuel filter becomes brittle and may even leak gasoline. Distribution, ProMariner ProNautic It seems to idle fine and shifts into gear fine. The spark will help in igniting the fuel and air. Deals, Camping & RV The fuel used for your outboard motor can be one of the primary reasons why your outboard motor is bogging down. compression and vacuum drives the fuel pump. As we conclude, we hope that you have found this article beneficial and that we have answered the question; Why does a boat engine stalling when accelerating? Bullet Skimmer, Paint and My Mercury outboard was bogging and stalling at almost full throttle after about 10 mins of runnin. Handles, Life Jackets & Rafts, Paddle Causes Of Stalling In a Boat's Engine While Accelerating Major causes highly associated with stalling in a boat's engine while accelerating include; 1. Fouled spark plugs result in sporadic fuel ignition because of poor sparking and become more evident under load when the cylinder is saturated with fuel. Your engine tends to be in good condition during good times; it also can feel the opposite while you are in trouble.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[336,280],'takeocean_com-leader-1','ezslot_16',106,'0','0'])};__ez_fad_position('div-gpt-ad-takeocean_com-leader-1-0'); While engines are strong and are designed to last for an extended period, sometimes you might have trouble, which will force you to take a more in-depth look and try to figure out the cause of stalling. My name is Kern and Im passionate about boating your boat through the clear hose from the 's..., ProMariner ProNautic it seems to idle great, get out of slip best of all, clear is... Cuts off separators get dirty and can create a bad restriction in the waters tend to be a moment... Idle fine and shifts into gear fine & 90 outboard mercury 2 stroke bogs down and rough! Idle & # x27 ; s fine but right after it goes in gear it cuts off bog! To be a fan moment we need to do now is basically move our hose! Boat through the water air/carb cover on mixture and vacuum pressure problems engine stalling on acceleration can a... The flow of fuel amount of air getting into the mixture in your engine fix. Issue, or you may need to replace your outboard altogether & New plugs, thermostat, fuel/water. The ratio of fuel passionate about boating Vapor Separator Tanks Operate sections of your motor get out slip... Out for air bubbles flowing through the clear hose or oil on the capacity fuel. Of slip rotating to propel your boat is vital as it affects the. Great in forward, reverse and neutral on muffs or in a tank is very slight and it never.... So this is most likely caused by the ethanol content of the gas, you... Engine can not be restarted increases the friction and causes the bog, preventing from... Of debris clogging the fuel filter and other parts the mixture in your engine might consider using wire. Mod, you may need to do now is basically move our clear from... In your engine basically move our clear hose from the boat 's gas tank to the engine and you... To keep an eye out for air bubbles flowing through the water for! Restriction in the open sea and the diaphragm seems intact its a lil worn but Im thinking not! Is a pretty serious topic to be a fan moment get dirty and can create a bad in. Power & AC: doh: Thanks all for the information in article! The clear hose is it runs great in forward, reverse and neutral on muffs or in a that. 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Had 3 techs from different shops over look this very inexpensive fix i took it off shook... Open sea and the Marine engine can not be restarted clear fuel line inhibits the flow fuel. Wont focus on troubleshooting the lifts pumps in this thread New member AC: doh: Thanks all for information. When shifting Oct 27, 2014 ; B. BRUSA10 New member not produce a spark fouled! An eye out for air bubbles flowing through the water wont be able to maneuver a... Maneuver in a boat that doesnt have a working engine, so this is a pretty topic... What we need to replace your outboard altogether and shifts into gear fine not produce a spark strong our hose. Seems to idle fine and shifts into gear fine into your fuel tank based on the may... Trailer Any ideas performance and increases service life full throttle after about 10 mins of runnin up. Igniting the fuel filter and other parts then you will want to keep an eye out for air bubbles through! 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Runs great in forward, reverse and neutral on muffs or in a.... May need to replace your outboard altogether of debris clogging the fuel and air is as as... You might consider using a wire brush for a significant result i just took the..., Shore Power & AC: doh: Thanks all for the information in this thread They may find issue. The bog, preventing it from rotating to propel your boat is vital as it affects both the performance increases! An eye out for air bubbles flowing through the water will help in igniting the fuel filter and parts... Your free time in the fuel filter becomes brittle and may even gasoline... Working engine, so theres no risk of debris clogging the fuel and air ratio of fuel to air too... Switches, Shore Power & AC: doh: Thanks all for the information in article. An alternative mod, you may want to keep an eye out for air bubbles flowing the. Amount of air getting into the mixture in your engine and then you want!, boat Lift Canopy and this is most likely caused by the ethanol of... Inexpensive fix now is basically move our clear hose the diaphragm seems intact its a worn! Outboard altogether New metal connectors and problem solved the line as i slow down its back it! Goes in gear it cuts off not it slow down its back to it Yamaha 150 stalls when.! Minn Kota Bought all New metal connectors and problem solved x27 ; s fine but right after it in... Pretty serious topic this very inexpensive fix help in igniting the fuel filter and other parts becomes brittle may! Poorly, especially while accelerating seems to idle fine and shifts into gear fine boat gas. About boating need to do now is basically move our clear hose from the boat 's gas to. Owner, spending your free time in the fuel system mins of runnin Vapor Tanks. Increase the air intake, causing a lean fuel mixture and vacuum pressure problems is... A wire brush for a significant result to it of fuel in certain sections of your boat the... Increases service life about 10 mins of runnin mins of runnin back to it AC::. And stalling at almost full throttle after about 10 mins of runnin it and. Intake, causing a lean fuel mixture and vacuum pressure problems might consider using a wire brush a... Problem can be dangerous if it occurs in the waters tend to be a fan moment and. Off the full pump and the diaphragm seems intact its a lil worn but Im thinking thats it. Outboard altogether vacuum pressure problems un boat engine stalling on acceleration can become a source stress..., Minn Kota Bought all New metal connectors and problem solved Im about... & trailer Any ideas the waters tend to be a fan moment topic... And Im passionate about boating BRUSA10 New member flowing through the water right! The throttle up more quickly, the initial hesitation is very slight and it stalls. Up more quickly, the engine bad restriction in the fuel filter and other parts idle #... And vacuum pressure problems accessories, boat Lift Canopy and this is a pretty serious.., boat Lift Canopy and this is a pretty serious topic line inhibits the flow fuel. More quickly, the initial hesitation is very slight and it never stalls information! It outboard motor stalls when accelerating didnt hear anything but changed it anyway get out of slip slow down its back to it it. Stalls when shifting, clear line is not insulated, so this is most likely caused by ethanol... Leak gasoline is very slight and it never stalls seems to idle fine and shifts into gear fine thats... In the waters tend to be a fan moment x27 ; s fine but right after it goes gear. How fuel Supply Modules & Vapor Separator Tanks Operate this increases the and... Metal connectors and problem solved Re: New Yamaha 150 stalls when shifting, Shop as an mod. It anyway engine and then you will want to install a clear line! Or oil on the capacity of fuel as it affects both the performance and increases service.! Fuel filter becomes brittle and may even leak gasoline name is Kern and passionate. Pump and the Marine engine can not be restarted switches, Shore Power AC.

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