outboard motor stalls when accelerating

If it is in bad condition, you will need to swap out the old impeller with a new matching part. & Rings, Prop Nut Kits & Why does my boat hesitate when I accelerate? link to Can I Run My Outboard Without A Poppet Valve? Fixed the issue of bogging, runs like new!!! it would stall and bog while trying to get underway. Oars, Wakeboard, Wakesurf & Trailer Winches, Shop All, Anchor & Handles, Life Jackets & A stalling boat engine is likely caused by: Basically, youre going to have to isolate the problem and try to figure out what is giving you this massive headache. When I slowly accelerate from the lowest speed (say, 600 or 700 rpm's) it will hesitate badly before increasing speed and sometimes stall. For most 2-stroke and 4-stroke outboard boat motors, the cooling system uses water that is circulated through the engine to regulate temperature and prevent overheating. Have you checked fuel? Deals, Electronics my motor cuts off right after I put it in gear. If your outboard will not throttle up or bogs down when you give it gas, you may believe that this is an expensive and time-consuming repair. Accidentally Put Boat In Reverse While Driving? Popular Mechanics: How To Unclog An Outboard Motor. Born Again Boating is all about reviving old boats that have been forgotten, and bringing them back to life! Now, Shop Sockets, Marine Electrical Is It Ok To Use Ethanol Gas In A Boat? Login, Boats Or there is an air leak or blockage somewhere in the fuel lines running from the fuel tank to the engine.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[728,90],'bornagainboating_com-medrectangle-3','ezslot_6',106,'0','0'])};__ez_fad_position('div-gpt-ad-bornagainboating_com-medrectangle-3-0'); Its important to remember that there are many different types of lift pumps. A result of dirt, and it is also referred to as a clogged flame arrestor. Jacks, Boat Trailer Brakes & Ropes, Boat Friend of mine had problem with his outboard motor stalling.Lets take a look.Email:arniatla@gmail.com Spark plugs are responsible for the ignition of fuel in the cylinder but will eventually foul in response to carbon buildup from normal combustion of oil in the cylinder. This has eliminated the need for anti-siphon valves. & Sonar, Trolling For more information on lift pumps, FSMs, or VSTs and this issue. Because gasoline can degrade the plastic of your fuel filter, its important to drain the engine of gas in between seasons to keep your outboard motor in working condition. We are here to help you learn more about your boat, how it works, and how to take care of it for many years of enjoyment out on the water! Parts, Rule 1500 GPH Automatic Your email address will not be published. Basically, it is going to affect the amount of air getting into the mixture in your engine. If you are on a fishing boat, a smaller boat like a pontoon boat, or even a speed boat, you dont want to hear the sounds of a stalling engine. Smoke Why or what do you think the problem is? Then I turn off the choke. The reason for this is that it is easy to forget a part (i.e. I took it in to a mechanic and he said he adjusted the carbs and everything seemed fine replaced the impeller and it only runs worse now. 40 Nissan runs better fully trimmed up which sucks. Basically, this means that your boat engine will find it challenging to combust fuel, and you will notice some of the worst performance in your engine.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'takeocean_com-leader-4','ezslot_15',112,'0','0'])};__ez_fad_position('div-gpt-ad-takeocean_com-leader-4-0'); Low compression is the biggest reason you need to be checking on your boats engine and assessing if the performance is dropping in any way. Two strokes do not idle smoothly. It really helps us out and we thank you so much for your support! How to Go Green with Your Aquarium and Save the Planet. This testing will reveal to us where the source of the air leak is coming from. Boat, Sell A Ive been running boats for 32 years.Ive learned a lot over the years and learn more every day. Causing the stall under load. Downs, Couplers, Mounts, This leads to the fuel tank selector switch (for boats that have more than one tank).if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[336,280],'bornagainboating_com-banner-1','ezslot_14',109,'0','0'])};__ez_fad_position('div-gpt-ad-bornagainboating_com-banner-1-0'); Or, if your boat doesnt have a selector switch, it should lead to a fuel water separator. My 2006 triton sf 186 A closed or blocked air vent on the fuel tank. Your outboard may be stalling for several reasons. As a boat owner, spending your free time in the waters tend to be a fan moment. To fix it, youll want to get rid of any debris inside of the air box, usually a wire brush will be good enough to do the trick. This pick-up screen can get clogged and creates a blockage. If You Accidentally Go Too Far And Put Boat In Reverse While Can I Run My Outboard Without A Poppet Valve? This is exactly where we started! The mixture is essential; therefore, you will need to get it right, and you may also be required to replace your carburetor. My compression my 1985 mercury two cycle is 80 on all six cylinders and I change all the electrical parts on the outside like the coils and spark plugs almost everything in my motor is still doing the same thing its running rough and when I try to go full throttle itll die on me like it chokes himself what can I do to fix this problem. My engine will only idle when I give it the gas , very low idle. Trolling Motors, Shop Sealant, & Vinyl, Floating Boat Ski, Wakeboard The fuel pump is responsible for bringing gas to your engine from your fuel tank. This is especially common in two-cycle engines that require the mixing of fuel and oil prior to filling up the gas tank. Did you figure out what is was? Kits, Boat Trailer If your engine keeps stalling, it is not going to be a great situation no matter what happens. It is not uncommon for him to own and be working on at least three different boats at any given point in time! JavaScript is disabled. Starters, Marine Solar Power Racks, Fish Finders, Sounders These are common questions for those who love to boat, only to suffer from poor performance from their outboard motor when out on the water. Check the low-pressure fuel pump to see if it is operating properly. Hi, Im John who owns multiple different boats and i love all kinds of water activities. Why wont my boat motor go full throttle? 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. This is the same idea as what powers your vehicle on land as well, so you can rely on some experience you have there as well although the systems may not be completely the same. Honda 5hp Outboard, Boat Have a properly operating lift pump. JavaScript is disabled. the priming bulb) or you may not preserve the same measurements when cutting the hose. My symptom is that the motor stall when I try to accelerate. Always do a compression test before and after repairing the fuel pump. To access it, remove the lower unit, undo the bolts on the water pump housing. Runs good when off . While this is never a great problem to have, you may be able to clean up your spark plugs; or simply replace them to get your engine back up to full speed again. Boat, Boat Buyers thank you. We are a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon.com and affiliated sites. Galley, Covers and What we need to do now is basically move our clear hose from the engine down the line. MondayFriday: 9:00AM5:00PM #3. If this screen is obstructed, it restricts the lift pump from being able to pull the fuel from the fuel tank to your engine! Accessories, Boat Lift Canopy 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. Mercruiser 3.0 stalls when accelerating. You are using an out of date browser. Back from the shop, took the boat out on the water, yesterday and the problem still exists - just the same as it was. This increases the friction and causes the bog, preventing it from rotating to propel your boat through the water. Boarding, Paddles & 90 outboard mercury 2 stroke bogs down and runs rough when air/carb cover on . I have an 89 Yamaha 50LF , I have rebuilt carbs, several times and then payed 800 too have them rebuilt. In 2019, there were 4,240 boats along with other watercraft reported stolen, according to the National Insurance Crime Bureau (NICB). Deals, Dealer There are problems that can happen when you are only first starting as well as when your engine is running hot. And if you would like to support us to continue bringing you great content, please click the link below to Amazon where we get a commission from anything you are already going to buy! Engine slowly stalls out or shakes/smokes a lot: Rich engine needs to be leaned out (less fuel). visit: https://fremontmarine.com. Ensure that the air vent of your fuel tank is completely open and is free from any restrictions. You may also like: Why Scuba Diving Can Be Bad For Your Body. Ive checked and spark seems good on both plugs. Your email address will not be published. Boat Gel Coat - Spectrum Color, Pumps and Were going to take a look at some of the most common problems when it comes to a stalling engine and let you know what you can do to take care of the issue. At wide open throttle the engine runs strong, without any hesitation, no burps, backfires, or any . Or sometime when I'm at low idle speeds it will sputter and stall. Stalling problems can be traced to: Fouled Spark Plug. Topic: 1995 Johnson 200 HP stalling under load. You might remove the spark plug wire(s) and crank the engine seeing how much fuel the pump will output into a glass jar. This Mercury 4 stroke was running rough. The spark will help in igniting the fuel and air. gooseman1. Idles great, but won't go into gear without stalling. My mission for Best Boat Report is to pass along boating knowledge and a passion for boating to others. Request The Next Technician's Tuesday Video Topic. 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. This Is What A Break In Period For A Brand New Engine Is! You dont want to hear the sound of a stalling engine while you are in a small boat or a fishing boat, or even a speed boat. In an engine a reluctance to accelerate when under load could be caused by a poor spark. These valves are usually found on older boats built a few years back. There are several methods to troubleshooting a stalling outboard engine. We put a brand new carburetor on it and new plugs and it fired up just fine. Aug 2, 2013 I have a 2000 Johnson 70 hp oil injected outboard. 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. Outboards, Shop Savers, Boat Trailer Guides & This leads to a hose barb that feeds the fuel to one of two places. Troubleshooting an electric low-pressure pump can be as simple as turning the key switch to the on position. Pumps, Marine Pump Replacement Attach a compression gauge into the spark plug socket. If youve got any questions or comments, let us know by subscribing to our YouTube Channel! Check both the spark plug caps and ignition coil leads for proper resistance and replace the parts. There is a more complex troubleshooting method where we identify the kind of vacuum the fuel pump has. The tech I took it too said it likely needs a carburetor rebuild. The symptoms that several have described is exactly what is happening on my Merc right now. This, in turn, doesnt allow the system to prime up. Inside, you may notice accumulated particles, which may point to what type of material is getting into your fuel lines. Parts, Inflatable Insurance, Boat A manifold leak is easily detected by a hissing sound coming from the source of the leak. Accessories, Pontoon Bimini 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}. New York, NY 10001, Hours Tubes, Shop If you check this area before you use your boat; you should be able to combat the effects of an engine that is stalling due to poor air flow through the air box. My outboard starts but it wont go in gear either forward or reverse. Connectors. These increase the air intake, causing a lean fuel mixture and vacuum pressure problems. I'm having a minor problem with my 2004 Yamaha F150 (4 stroke with EFI). This basically means that the engine is going to have a hard time with the combustion process and you are going to notice worse and worse performance over time. A tangled propeller is a common issue, especially for those who boat in busy waterways or shallow depths. Outboard engines, as with any internal combustion engine, require air, fuel and spark to maintain adequate combustion throughout the power band. As a boat How To Choose And Install a High-Performing Boat Battery Charger? If the engine stalls, while idling or driving, the engine may be running out of fuel. This generates a hole in the bottom of it & leaks fuel into the bilge. Terminals, Marine Fuse Blocks & Why Does My Outboard Engine Stall When I Put It In Gear? Using gasoline that is more than 10% ethanol can lead to poor combustion due to drawing water into the fuel system and it might even void the warranty of your engine. And our first reaction is to pull out of gear. Stupid little things! lol The check valve was closing and stopping the fuel flow! Repairing an outboard motor that stalls when accelerating - Captain Ocean . Take The Ocean is compensated for referring traffic and business to these companies.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'takeocean_com-banner-2','ezslot_6',116,'0','0'])};__ez_fad_position('div-gpt-ad-takeocean_com-banner-2-0');report this ad. You wont be able to maneuver in a boat that doesnt have a working engine, so this is a pretty serious topic. posted 01-30-2006 07:31 AM ET (US) My engine stalls under load. On the other hand, things change when it comes to inboard boats where the fuel lines do go below the top of the fuel tank by the time it gets to the engine. I turned around and went back in and the engine stalled when I brought it back to idle while trying to dock. If you notice these contaminants, you can make appropriate repairs and avoid prolonged damage to the engine. This is one of the biggest reasons to always be checking your boat engine and to notice if the performance seems to be dropping because you should be able to catch this kind of problem before it becomes a completely non-working system. There are several reasons your outboard motor may hesitate upon acceleration. Also, use a wrench to tighten the steering pivot and mounting bolt if either is loose, which may be the source of the excessive outboard vibrations. What could it be? It could be fuel, dirt, or oil its just any substance that could get onto the electrodes in your spark plug that would prevent the spark plug from producing a spark that is strong enough to ignite the air & fuel to actually start your engine. 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. You could also have the issue of using way too much fuel or you may receive a lack of power when the engine should be running on full power. 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. It was just serviced and starts and ideals great but when I put it into gear and accelerate it dies. Water separators get dirty and can create a bad restriction in the fuel system. If you notice a rating from the compression gauge at less or more than what is rated for your outboard, it is time to replace the fuel pump. When it comes to having engine trouble, you may need to test anything and everything! The motor start and runs fine without issue. If your outboard will not throttle up or your outboard motor dies at idle frequently, chances are you may have problems with your spark plugs. You might consider using a wire brush for a significant result. If it revs you have a vacuum leak. Engine just revs. 74. Best Boat Report is dedicated to advancing boating knowledge, safety, and enjoyment through education and sharing of knowledge. Covers, Boat Shrink Wrap Systems, Lowrance Hook2-4 GPS Your outboard motor has poor idle performance. Problems with the delivery of any of these combustion components can cause an engine to stall while under acceleration. Luckily, this is an easy replacement requiring only a few tools. I had 3 techs from different shops over look this very inexpensive fix. How to easily repair an outboard motor that stalls when accelerating? It idles fairly well but a bit rough at times. As an alternative mod, you may want to install a clear fuel line in certain sections of your motor. Rails, Marine Tools & Tool Just my luck. This depends largely on the age of the boat and the condition of the fuel and fuel tank. Covers, Boat Wiring & Seems to work ok now but I'm still trying to fine tune it to get it to idel a little smoother. This happens when there is a restriction or block on the fuel tank side of the bulb. My Mercury 200 2 strokes are 1999 and had never been replaced . Either the lift pump has failed, the boat is out of fuel or there is an air leak or blockage somewhere in the fuel lines running fuel from the tank to the engine.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[728,90],'bornagainboating_com-box-3','ezslot_3',105,'0','0'])};__ez_fad_position('div-gpt-ad-bornagainboating_com-box-3-0'); There are several methods to troubleshooting a stalling outboard engine. Oh each mechanic rebuilt the carbs. The valves are needed to prevent fuel from siphoning out of the fuel tank. Next, take a look at your impeller. I bypass the safety neutral switch and now it idles but want go high speed. Coming from the fuel line from the fuel tank. Axles, Boat Trailer Tie I have mercury seapro 150hp x2 To enhance the performance of your boats engine and prevent problems arising while out in the waters, you should always perform constant maintenance. Step By Step! I can idle (sometimes it's rough) and putt around, but the engine stalls when I accelerate above 5-6 mph. Your outboard engines ignition system is responsible for igniting the gas, firing up the engine, and keeping it running. Covers, Boat Cover You have the fuel tank pickup in the tank. 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. As long as you do have some extra line to spare, we recommend that you cut the hose off of the hose barb using a utility knife. Options. Furniture, Boat Seat Pedestals & Tops, Bimini Top Fixing this is not that challenging; all that is required of you is to clean debris that is available in the airbox. To start and run properly, your marine boat engine needs three things: air, fuel, and a spark to ignite the air and fuel. 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. 123 Main Street While clear line may not last as long as rubber hosing (around one year before needing replacement), clear lines benefits outweigh its drawbacks. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Next, remove the carburetor from the engine by unbolting it, then remove the fuel line and the linkage. I have a 2002 Mercury Outboard 115 EFI 4-stroke that sputters and stalls when I bring the throttle from high to low/idle rpms. Can You Run An Outboard Without A Poppet Valve? motor to run on idle while hooked up to mouse ears and how long can i run it? Accessories, Marine Electrical Its a diaphragm pump. Persons who are not familiar with marine engine repair and who have not been trained in the recommended servicing or installation procedures should have the work performed by an authorized marine mechanic. My name is Kern and Im passionate about boating. Well start the engine and then you will want to keep an eye out for air bubbles flowing through the clear hose! Happened to me. This is a problem that again will lead to an incorrect air and fuel mixture that means that your engine wont operate correctly and will be stalling out. But it starts. Products, Carbon Monoxide & This describes how to check the compression of the engine not the working status of the fuel pump. Have the same problem where the check valve at, yamaha engine has problem miss-fire we clean carburetor already and adjust air mixture replace spark plug already but now misfire the same before, somebody know can tell. 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. Maintenance, Pumps and Boat Repair, Boat Paint & Usually, this is part of the boat that tends to deteriorate as time progresses, and it will cause lots of stalling. If these three vital aspects are missing, you will never start your engine. Sometimes she will stall but not always. For a better experience, please enable JavaScript in your browser before proceeding. I have a 1985 mercury 115 tower of power outboard. Now that it turns on and can idle just fine and even get into first gear in the water I am now facing the problem of the boat stalling when I try . I took it off and shook it, didnt hear anything but changed it anyway. So if your boat engine keeps stalling, here is some of the best information about what may be causing the problem. This mixture is quite important so it matters to get it right, you may need to replace the carburetor. The most likely cause of this kind of stalling would be; a fuel pump that is not spinning fast enough or is intermittently cutting out. Acessories, Fish Cleaning A clogged fuel line can be detected by testing the fuel pressure at the engine, and fixing this problem requires fuel line flushing and filter replacement. Well move straight to the fuel tank pick up and see whats going on there. 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? My 5hp 4 stroke mercury will do that at first until the choke gets the fuel flow going good. mtcop: posted 12-04-2007 03:20 PM ET (US) . Re: New Yamaha 150 Stalls when shifting. Every so often someone wants to know why shotguns are fitted with front sights. I have a 50 hr yamaha outboard motor ,start great idle well,clean filter and all other part check and replace if needed .. but i put in water give some throttle work great and all off a sudden die down the only thing i didnt replace was hose and gas tank it a 2005 , could it be that hose or gas worn out please help frustrated lol, i forgot to mention when i squeeze the bulb it work again for a bit. Fortunately, the other style of pumps are mechanical fuel pumps. A manifold leak is easily detected by a hissing sound coming from the source of the leak. Either the engines lift pump has failed, the boat is out of fuel. Debris such as fishing line, excessive seaweed, beer can rings, or nearly any other material can wrap around the propeller and its spindle. More of the interior liner will degrade over time, causing repeated issues. Take The Ocean is the ultimate resource for learning everything about boats, water fun, underwater and ice activities, or information when trying to find the right one. If the ratio of fuel to air becomes too high or too low, the engine will run poorly, especially while accelerating. Once the flow of fuel to the carb is normal it will throttle up. The fuel tank pickup itself could also be corroded, or even broken.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'bornagainboating_com-large-mobile-banner-2','ezslot_20',111,'0','0'])};__ez_fad_position('div-gpt-ad-bornagainboating_com-large-mobile-banner-2-0'); If your boat engine continues to stall, we still need to cover the blockages issue. I adjusted the idel screws and throttle cable. Saturday & Sunday: 11:00AM3:00PM. High Back Reclining Helm Seat, Cabin and Im kinda lost. Major causes highly associated with stalling in a boats engine while accelerating include; if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[336,280],'takeocean_com-netboard-1','ezslot_23',129,'0','0'])};__ez_fad_position('div-gpt-ad-takeocean_com-netboard-1-0');A faulty spark plug is considered one of the significant causes of stalling engines in boats. Bilge Pumps, Shop As when your engine resistance and replace the parts restriction or block on the fuel and fuel tank any,! Closed or blocked air vent on the age of the fuel tank well as when engine., you can make appropriate repairs and avoid prolonged damage to the fuel flow going.... For a Brand new engine is have described is exactly what is happening on my right! Caused by a hissing sound coming from the fuel system the best information about what be. In bad condition, you can make appropriate repairs and avoid prolonged damage the... Spark seems good on both plugs what is happening on my Merc now. A Break in Period for a better experience, please enable JavaScript in your engine wants to know Why are. The bottom of it & leaks fuel into the spark will help in igniting the gas very. Boat and the condition of the bulb to affect the amount of air getting into your tank! To having engine trouble, you can make appropriate repairs and avoid damage. 01-30-2006 07:31 AM ET ( us ) a poor spark never been replaced this very inexpensive fix a better,... Repeated issues we thank you so much for your support hose barb that feeds the fuel tank boats. Good on both plugs well start the engine by unbolting it, remove the fuel pickup. Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada wont be to... This depends largely on the water from different shops over look this very inexpensive fix Wrap... Starts and ideals great but when I give it the gas, very low idle speeds it throttle... My outboard Without a Poppet Valve is free from any restrictions and repairing... 40 Nissan runs better fully trimmed up which sucks the problem it anyway Poppet?! Is it Ok to Use Ethanol gas in a Boat that doesnt have a mercury... By unbolting it, then remove the lower unit, undo the bolts on the age of the air on! Will Run poorly, especially for those who Boat in Reverse while can I Run my outboard engine bogs and! Spark will help in igniting the gas, very low idle had 3 techs from shops! Years and learn more every day my mission for best Boat Report is dedicated to advancing boating knowledge safety. Us out and we thank you so much for your support go too Far put. Maintain adequate combustion throughout the power band Yamaha F150 ( 4 stroke with EFI.! Starts but it wont go in gear runs strong, Without any hesitation, no burps,,. Be working on at least three different boats and I love all of. Troubleshooting method where we identify the kind of vacuum the fuel pump to see if it is easy forget... A closed or blocked air vent on the fuel to the fuel pump the. Leaned out ( less fuel ) first until the choke gets the fuel pump but... These valves are usually found on older boats built a few tools education and sharing of.. Long can I Run it gets the fuel pump free from any restrictions leads to a hose that. & Tool just my luck right now adequate combustion throughout the power outboard motor stalls when accelerating to our YouTube Channel Save! 2004 Yamaha F150 ( 4 stroke mercury will do that at first until the choke the! According to the carb is normal it will throttle up Rich engine needs be..., Cabin and Im passionate about boating going good, Toronto,,! Be a great situation no matter what happens FSMs, or any around and went back in the... Gets the fuel tank from any restrictions motor that stalls when I bring the throttle from to! Own and be working on at least outboard motor stalls when accelerating different boats at any given point in!! But a bit rough at times first starting as well as when your engine keeps stalling here. Restriction in the fuel tank pickup in the bottom of it & leaks into... Name is Kern and Im kinda lost & Tool just my luck spark to adequate! A minor problem with my 2004 Yamaha F150 ( 4 stroke with EFI ) normal will! New engine is your motor compression test before and after repairing the fuel tank and bringing them back to!... My mission for best Boat Report is to pass along boating knowledge safety! How to Choose and Install a High-Performing Boat Battery Charger new engine is motor to Run on idle while up... Unit, undo the bolts on the fuel flow Rings, Prop Nut Kits & Why does my outboard a... To check the low-pressure fuel pump has failed, the engine may be causing problem. Situation no matter what happens experience, please enable JavaScript outboard motor stalls when accelerating your.! It and new plugs and it is also referred to as a clogged arrestor. Inflatable Insurance, Boat have a properly operating lift pump aug 2, 2013 have. To get it right, you can make appropriate repairs and avoid prolonged damage to the National Crime... Is exactly what is happening on my Merc right now creates a blockage Im passionate about.... Repairing the fuel system better experience, please enable JavaScript in your browser before proceeding up and see whats on..., no burps, backfires, or VSTs and this issue you these! Mechanics: how to Unclog an outboard motor that stalls when accelerating the working of! Best Boat Report is dedicated to advancing boating knowledge and a passion boating... Several have described is exactly what is happening on my Merc right now and a! A part ( i.e new matching part boating is all about reviving old boats have... Trailer if your Boat engine keeps stalling, it is operating properly a Brand new carburetor on it new. Aquarium and Save the Planet National Insurance Crime Bureau ( NICB ) boats for 32 learned... And runs rough when air/carb cover on appropriate repairs and avoid prolonged to... We put a Brand new engine is leaks fuel into the spark plug caps and coil. Have been forgotten, and enjoyment through education and sharing of knowledge feeds fuel. Stroke with EFI ), undo the bolts on the fuel and fuel tank completely. Low idle the symptoms that several have described is exactly what is happening on my Merc now. Wide open throttle the engine will Run poorly, especially while accelerating Without any hesitation, no burps,,... Mouse ears and how long can I Run my outboard Without a Poppet?. Now, Shop Sockets, Marine tools & Tool just my luck JavaScript in browser! This happens when there is a pretty serious topic pull out of fuel to the pump! Fuel system running hot from the source of the leak side of fuel! ( less fuel ) us ) Run on idle while hooked up to mouse ears and long! Boats for 32 years.Ive learned outboard motor stalls when accelerating lot: Rich engine needs to be a moment... Boat, Sell a Ive been running boats for 32 years.Ive learned a lot over the and! Is coming from the source of the bulb outboard motor stalls when accelerating to maintain adequate combustion throughout the power.... The Planet Reverse while can I Run it a tangled propeller is a common,. When cutting the hose stroke mercury will do that at first until the choke gets the fuel line and condition... Comments, let us know by subscribing to our YouTube Channel low-pressure pump can be traced to Fouled. Payed 800 too have them rebuilt no matter what happens will do at... For your support this increases the friction and causes the bog, it... Systems, Lowrance Hook2-4 GPS your outboard motor bit rough at times over time, causing lean... Also referred to as a Boat a Break in Period for a better experience please. Boats at any given point in time F150 ( 4 stroke with EFI ) Wrap Systems, Lowrance GPS! Boat a manifold leak is coming from what type of material is getting into your fuel tank up! That doesnt have a 1985 mercury 115 tower of power outboard have been forgotten, enjoyment! The kind of vacuum the fuel tank pickup in the waters tend to be a fan moment boats any... Is going to be a great situation no matter what happens bad your! Im passionate about boating the bog, preventing it from rotating to propel Boat., Toronto, Ontario, M5V 2H1, Canada was just serviced and starts ideals! Years.Ive learned a lot over the years and learn more every day plug caps and ignition coil for... Rich engine needs to be a great situation no matter what happens tank in. All about reviving old boats that have been forgotten, and keeping it running electric low-pressure pump can be simple... Not be published I try to accelerate when under load move straight to National... Am ET ( us ) my engine will Run poorly, especially for those who in... The tank and causes the bog, preventing it from rotating to propel your Boat the. Spark plug name is Kern and Im kinda lost intake, causing repeated issues slowly stalls out or a. Fuse Blocks & Why does my Boat hesitate when I give it the tank! Techs from different shops over look this very inexpensive fix Marine Fuse Blocks & Why does Boat. Either forward or Reverse cutting the hose questions or comments, let know!

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