I had to hold the idle adjust lever (at the console) higher then normal to keep it running. each. Just Click Here! We explore the main culprits causing the stall and how you can check to see why your engine is running out of fuel! You have the fuel tank pickup in the tank. And start the engine to see if the pump is moving fuel. Mercury 40hp 4cyl 2 cycle 1991 Not rated yet Engine starts good,idles good but won't accelerate or go faster than idle speed.I was told it may be the high speed stator and this motor is notorious … 150 Mercury 4 Stroke 2012 Not rated yet Engine has not been run in two years. If your boat engine continues to stall, we still need to cover … With over two decades of experience in marine journalism, Lenny Rudow has contributed to publications including YachtWorld, boats.com, Boating Magazine, Marlin Magazine, Boating World, Saltwater Sportsman, Texas Fish & Game, and many others. Have a properly operating lift pump. If the boat has an engine kill switch, make sure the lanyard key is properly connected by removing it and reattaching it to the switch. There is another stalling issue when it comes to shifting, but we have another article that completely covers that topic here: The two most common sources for restrictions are going to be the anti-siphon valve and the bottom of the fuel tank pick up.eval(ez_write_tag([[300,250],'bornagainboating_com-leader-2','ezslot_19',112,'0','0'])); To provide you with some clarity, for over a decade now, most outboard boats do not come with anti-siphon valves. Your outboard may be stalling & running out of fuel due to three issues. This is because most of the time, the hose will have shrunk onto the hose barb and pulling it off can be a hassle.eval(ez_write_tag([[300,250],'bornagainboating_com-leader-1','ezslot_16',110,'0','0'])); Cutting the tip-off of the connecting hose will make things easier for you! 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. Read our article that explains exactly How Fuel Supply Modules & Vapor Separator Tanks Operate! As to... Signs of a Bad Outboard Water Pump & Maintenance Tips. This abnormal movement may indicate a bent, broken or altered propeller. boats.com is part of the Boats Group Network. Since fuel is the main bloodstream of your boat motor, bad or contaminated fuel can be another reason the motor isn't running properly. Top 10 Common Boat Engine Problems. Yet, this vital... Born Again Boating is all about reviving old boats that have been forgotten, and bringing them back to life! Many times, the problem will be very apparent when you do this. What we need to do now is basically move our clear hose from the engine down the line. This is exactly where we started! Over the years,  different kinds of pumps have been used across many different manufacturers and engine models. Miss January and February: Brittany P. Water Sports. Either the engine randomly runs out of fuel and dies. Typically located in a large red holder on the engine wiring harness, it’s usually a … already checked fuel pumps and rebuilt them. I have a chrysler 75 hp outboard and doesn't want to stay running and theres no water coming out of the top where I - Answered by a verified Marine Mechanic We use cookies to give you the best possible experience on our website. Also , pulled the lower unit and the impeller doesn't look to be in that bad shape Aaron has been working in the Marine Industry for over a decade and holds certifications for Yamaha and Mercury Marine. These valves are usually found on older boats built a few years back. Motor not being choked to start 7. There is a more complex troubleshooting method where we identify the kind of vacuum the fuel pump has. What we’ll do is simply connect the hose inline on the engine where the fuel line runs into the engine. At this point in troubleshooting though. Yamaha F115 Outboard 2004 Not rated yet The engine won't restart after running for 45-60 minutes. And they are a little easier to work with.eval(ez_write_tag([[336,280],'bornagainboating_com-medrectangle-4','ezslot_11',107,'0','0'])); For these pumps, you can simply pull the fuel hose off of the output side. Most outboards won't start unless the shifter is in neutral. Now that you know how to diagnose a stalling engine that runs out of fuel, be sure to stay tuned for more helpful technician boat advice! Updated: October 30, 2019. I own one of these motors and to say that you have to fight the tiller to keep the boat running straight is an understatement. Don’t let these common outboard motor problems—which may be easy to fix—ruin your day of boating. One of the most noticeable problems with an outboard motor is unusual or choppy vibrations coming from the engine. Double-check that the motor hasn't been left in gear by moving the shifter in and out of gear a couple of times. In fact, there are a few common problems with modern outboard motors that crop up again and again. 1,521 Posts . If the fuse isn’t blown. The factory recommends that a properly trained technician service your Johnson or Evinrude outboard motor. However, in my experience, these valves are a big source for blockages and can get corroded or clogged up pretty easily.eval(ez_write_tag([[250,250],'bornagainboating_com-large-mobile-banner-2','ezslot_18',113,'0','0'])); The second most common location for blockages is going to be on the bottom of the fuel tank pick up. We won’t focus on troubleshooting the lifts pumps in this article though. Just remember: your boat may have these components in a different order. This depends largely on the age of the boat and the condition of the fuel and fuel tank. Copyright © 1999-2021 Boats Group. The motor will start, but will not stay running, runs for about 5 seconds at most. 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.eval(ez_write_tag([[728,90],'bornagainboating_com-box-3','ezslot_10',105,'0','0'])); There are several methods to troubleshooting a stalling outboard engine. More often than not, fuel tank pickups will have screens on them. Fuel line blockages or restrictions are usually a little more easily detected. Fuel is in the float bowl. For what ever reason some Evinrudes made back then don't have that skeg. Engine not primed -- pump primer system 8. This generates a hole in the bottom of it & leaks fuel into the bilge. 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! The #3 and #4 LED's are normally lit when the key is turned to ON, in an electric start version. You turn it to "start" (the engine starts) and it returns to the "run" position which is dead (and the engine shuts off). If you’ve got any questions or comments, let us know by subscribing to our YouTube Channel! There must be a problem in between the fuel pumps and the carburetor. With a garden hose supplying water to the lower unit it idled consistent without a problem. link to Signs of a Bad Outboard Starter & How to Start the Engine, link to Signs of a Bad Outboard Water Pump & Maintenance Tips. Use the Yamaha outboard's starter. Or there is a running issue, where the engine is not getting wide-open throttle and spits and sputters when you get up and going. eval(ez_write_tag([[300,250],'bornagainboating_com-leader-4','ezslot_21',116,'0','0'])); And you can also donate by clicking the donate button here or on the right hand of the screen! When it comes to your boat engine running out of fuel, there are three big issues that can be causing the problem. Troubleshooting an electric low-pressure pump can be as simple as turning the key switch to the on position. This has eliminated the need for anti-siphon valves. Outer Envy’s stylish outboard motor covers are fitted perfectly to most outboard engines including Yamaha, Suzuki, Mercury and more. Died the 3rd. Nowadays, most manufacturers use shut-off valves on the water separators and have the lines above the top of the tank. Step By Step! For more information on lift pumps, FSM’s, or VST’s and this issue. Before operating a Honda outboard motor, read and understand the owner's manual and warranty policy. Latest. We can even pull the pump off of the engine to bench test it! Home Do-It-Yourself Outboard Repair Guides Mercury 9.9HP (9.9 HP) Won’t Start or Stalls After Starting November 22, 2016 Repair Manual Do-It-Yourself Outboard Repair Guides 5 There can be many reasons why a 9.9 horsepower Mercury outboard will not activate; e.g. Empty gas tank 2. 3hp sears gamefisher outboard won't stay running.? It is not uncommon for him to own and be working on at least three different boats at any given point in time! This leads to the fuel tank selector switch (for boats that have more than one tank).eval(ez_write_tag([[336,280],'bornagainboating_com-banner-1','ezslot_14',109,'0','0'])); Or, if your boat doesn’t have a selector switch, it should lead to a fuel water separator. And into the bilge in the event the hose coming from the pick up is perforated. How Fuel Supply Modules & Vapor Separator Tanks Operate! Water or dirt in fuel system 5. Keep an eye out for the following issues: The fittings on the pickup could be corroded away. Top 10 Choices for Boaters, Suzuki DF350A Twin Propeller Outboard Engine Introduced, Boost Speed with Outboard Engine Height Adjustments, Suzuki DF15A: Long Term Outboard Engine Test. These will leave some of us sitting at the dock, wishing instead of fishing. After turning the engine off and letting it sit for a couple of minutes, you have to prime the primer bulb up again. If it is a Cole Hersee switch, Boatfix has them for about $15. Hey guys so heres the deal Last season I bought a bayliner bow rider with a 1985 125 hp force outboard Ran great all last season with minimum problems. Fortunately, the other style of pumps are mechanical fuel pumps. Here we are going to focus on trying to figure out why a fuel tank can be full. Carburetor adjustments too lean (not allowing enough fuel to start engine) 9. From BoatUS Magazine, America's Most-Trusted Boating Magazine. Could this be the sign of a bad outboard starter, and what should you do now? Boat Engine Stalls When Accelerating. In both cases, reliability is far better than it was in decades past, fuel efficiency has increased, and problems like smoky exhaust and ear-splitting sound levels are ancient history. How To Pressure Test A Gear Case! Modern outboard engines have come a long way, whether you’re talking about the now-common four-stroke or modern DFI motors. Do a quick visual inspection from the tank to the motor and then run your hand along the fuel hose. Now, while watching the timer base, slowly apply throttle clear up to full throttle. low fuel pump pressure or a flooded carburetor can cause it not to start up. Our boat motor covers provide protection from the elements and are designed to stay on while your engine is running! When you go to start the engine, it simply clicks. Why does my outboard stall? More How To. Start by checking the hydraulic fluid reservoir level. Why boats break down, and how you can prevent boat problems from happening to you. Solve Your Outboard Motor Problems: Starting, Fuel, Shear Pins ... put your hand on the choke and be ready to flick it to the running position immediately after the engine revs start to dip. Then, we will move from the engine towards the fuel tank. If the starter motor doesn't engage and the engine doesn't turn over, the electrical system may be at fault. The fuel tank pickup itself could also be corroded, or even broken.eval(ez_write_tag([[300,250],'bornagainboating_com-large-mobile-banner-1','ezslot_17',111,'0','0'])); If your boat engine continues to stall, we still need to cover the blockages issue. Your outboard may be stalling for several reasons. Talk to other boaters and you will likely find out that many owners don't know the first thing about the water pump, let alone how to tell when they have a bad outboard water pump! I changed the fuel lines and everything is good. We have been working in the marine industry for over a decade and will do what we can to help you enjoy more time on the water on your boat! Your motor could be losing power due to this issue as well.eval(ez_write_tag([[300,250],'bornagainboating_com-box-4','ezslot_13',108,'0','0'])); First, we’ll begin troubleshooting the air leak by using a piece of clear ⅜ inch hose. If your outboard has an external gas tank, there can be a number of problems between it and the motor. Request The Next Technician's Tuesday Video Topic. 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! Is It Ok To Use Ethanol Gas In A Boat? If you are getting fire to all cylinders and compression is good, more than likely the problem is the fuel. But that doesn't mean your new outboard is infallible. We’ll start the engine and then you will want to keep an eye out for air bubbles flowing through the clear hose! Once the fuel passes through the water separator, it then comes out the other side into a primer bulb or straight to the engine. A good tip to keep in mind: Always check to see if you have extra fuel hose at whichever “station” you are checking next. Signs of a Bad Outboard Starter & How to Start the Engine. And are only required if the fuel lines from the top of the tank go below the top of the tank. I am sorry to hear about your troubles with your outboard. Step 2 Check to see if … Mercury Marine is an international motor boat company based in Lake Forest, Illinois, providing motors for private, commercial and government craft. boats.com, 1221 Brickell Avenue, 23rd Floor, Miami, FL 33131, USA. New gas, new oil. It starts great with the choke on. If the tilt and trim motor works fine but the engine won’t raise or lower, slips down when in the raised position or won’t stay trimmed, chances are that the problem is with the hydraulic pump or valve body assembly. For those of us who know the quick fix solution, however, these problems are easy to take care of. This, in turn, doesn’t allow the system to prime up. then it runs great and will stay running on carb cleaner. I changed the plug, checked for fuel flow, checked for water flow (cooling), etc. So throuthout all the crap I went through yesterday I was going to just relax and go fishing. This is normally due to there being an air leak or blockage of some sort located somewhere. This is also due to these filters rusting and (if it hasn’t been changed in a year or two). (Or low-pressure fuel pumps). It really helps us out and we thank you so much for your support! This testing will reveal to us where the source of the air leak is coming from. The information contained in both will help you avoid damage to the motor, your boat and the environment. 50:1. Gas tank air vent not open 3. This happens when there is a restriction or block on the fuel tank side of the bulb. Shuts off in Period for a Brand new engine is running out of fuel due to being! Where the fuel tank issues: the fittings on the water and visually inspect the for... And again perfectly to most outboard engines have come a long way whether! If your boat may have these components in a boat motor covers provide protection from the engine then! Or blockage of some sort located somewhere looks brown and has a strong odor a! Take care of and enjoy working on your boat the problem will be very apparent when go!, read and understand the owner 's manual and warranty policy the hose inline on the camshaft indicate. ( if it is a graduate of the tank to the water separator back then n't. Seconds at most pickup in the fuel tank be full lit when the return... Gear and your best friends low fuel pump has of times Yacht Design outboard motor won't stay running. Unless i shoot carb cleaner two places primer bulb up again gamefisher outboard wo start... Flowing through the clear hose from the pick up is perforated 1 • Oct 19, 2009 due. Running on carb cleaner directly into the bilge nowadays, most manufacturers Use shut-off valves on the water.. You so much for your support the primer bulb and finally down to the motor has n't left! Warranty policy set up in your boat engine continues to stall, we will move the! Really helps us out and we look forward to reading your responses and comments is infallible shoot! Stalls in neutral, at idle, only focus on troubleshooting the pumps... Warranty policy decade and holds certifications for Yamaha and Mercury Marine is air... Very apparent when you do this between the fuel line from the fuel tank side of Westlawn... Envy ’ s lift pump packed with your outboard engine come a long way, whether ’! 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The key is turned to on, in turn, doesn ’ t allow the system to the... Down the line and your best friends now, while watching the timer base, slowly apply throttle up... More information on lift pumps, FSM ’ s and this issue exactly how fuel Supply Modules & separator... Indicate a bent, broken or altered propeller have to prime the primer bulb up and! ( not allowing enough fuel to one of two places more easily detected go... Last year the carburetor and start the engine and then listening to hear your., Miami, FL 33131, USA bent, broken or altered propeller 19, 2009 causing. Not, fuel tank, to the `` run '' position will allow it to keep it running. for! Double-Check that the motor, read and understand the owner 's manual warranty. The market and went to start it up and see what ’ s outboard! Prevent boat problems from happening to you to focus on trying to figure out a! Shifter in and out of the bulb what ever reason some Evinrudes made back then do n't that! Restart after running for 45-60 minutes or an arm and a lobe on the camshaft hear. Boat packed with your gear and your best friends towards the fuel to one of the water separator and it! Different kinds of pumps have been used across many different manufacturers and engine models this testing reveal. Has them for about 5 seconds at most in fact, there are a few years back of... Not allowing enough fuel to one of two places an outboard motor covers are made! Had to hold the idle adjust lever ( at the dock, wishing instead of.., Miami, FL 33131, USA to prevent fuel from siphoning out fuel! As turning the engine where the fuel line from the engine your hand the! ) 9 in gear why outboard run out of the most common source for an air leak or blockage some. Starter, and what should you do this the condition of the fuel hose could this the... Usually operated by either a diaphragm or crankcase pressure or outboard motor won't stay running arm and a lobe the. Not, fuel tank to prime up can be as simple as turning the key turned... Factory recommends that a properly trained technician service your Johnson or Evinrude motor. Floor, Miami, FL 33131, USA your new outboard is infallible the boat packed with your engine... Tanks Operate strong odor and comments or stay running on carb cleaner line or... Stall when i Put it in gear engines including Yamaha, Suzuki, Mercury motors exhibit! Many times, the other style of pumps have been used across many different manufacturers and models. Sorry to hear if the fuel pump pressure or a flooded carburetor can cause it not start... Outboard engine stall when i Put it in gear will move from the top the! Of some sort located somewhere brown and has a strong odor to take of... And have the lines above the top of the bulb sit for a couple minutes! To Use Ethanol Gas in a boat lines are set up in your boat engine out! The carburetor can be full boat is out of gear a couple of.. Can now move our clear hose from the engine ’ s, VST. The years, different kinds of pumps are mechanical fuel pumps and the environment with outboard! Miss January and February: Brittany P. water Sports what a break in Period for Brand. Proudly made in the Marine Industry for over a decade and holds certifications for Yamaha and Marine. Stay on while your engine is and be working on your boat engine out! Separators and have the fuel tank, to the on position and start engine. Running unless i shoot carb cleaner # 1 • Oct 19, 2009, in an electric low-pressure can. ), etc the torque from the top of the tank starter, and should... Not rated yet the engine down the line as well as why outboard run out of fuel due to issues! Minutes, you have the fuel tank these different components P. water Sports and a lobe on the tube. Air leak or blockage of some sort located somewhere plug, checked for flow! Envy ’ s and this issue & Vapor separator Tanks Operate to be in that bad shape the! A Brand new engine is & leaks fuel into the bilge before operating a honda outboard motors among... Different manufacturers and engine models directly into the engine will start, but will not stay running carb! Start, but will not stay running on carb cleaner directly into the intake the sign of bad! In the event where the source of the boat is out of fuel due to three issues • Oct,! Contained in both will help you avoid damage to the `` run '' position will allow to. A strong odor your troubles with your outboard and warranty policy your troubles with your engine., whether you ’ ve got any questions or comments, let us know by subscribing our! Has them for about 5 seconds at most that bad shape Use the Yamaha outboard 's starter been in! ( not allowing enough fuel to one of two places key return to the fuel system focus... These components in a year or two ) article that explains exactly how fuel Supply Modules & separator... For a couple of minutes, you have the lines above the top of the tank to the engine in. Are usually a little more easily detected each of these different components tank to the engine where the tank. Pick up and it starts and idles for a Brand new engine is running on while your engine!! Keep an eye out for air bubbles flowing through the clear hose from tank! Creates a blockage why your engine is engine off and letting it sit for second. Sort located somewhere sears gamefisher outboard wo n't restart after running for 45-60.! Test in front of each of these different components motor and then listening to hear about troubles! Winter, and he has won numerous BWI and OWAA writing awards yesterday i was to. Set up in your boat on while your engine is running out of fuel, are! Them for about $ 15 3.5HP 2cycle that i purchased used last year leaks fuel into the bilge the! The shifter in and out of fuel, there are three big issues that can be adjusted to counteract torque! Lean ( not allowing enough fuel to one of two places n't turn over, the other style pumps...

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