Several years ago I had the same problem you are speaking of with my 25HP Mariner. With the exceptions of Mercury Optimax’s, Yamaha OX-66, HPDI’s, and Evinrude FICHT and E-TEC’s, most two strokes are not computerized. Winches, Boat Motor Supports & A quick test would be to change the spark plug wire that doesn’t spark, to one that did spark. Parts, Sacrificial Anodes & There is a little gear attached to the propshaft that will slide either forward or reverse and interlock with the gear that will spin the propeller either forward or reverse. ACCOUNT, Find If all of the cylinders are sparking, then we know that the issue is most likely not electrical. Switches, Shore Power & AC Saved by Kowalf. Drink Holders. An Evinrude outboard motor that keeps overheating can be fixed with relative ease. Plumbing, Anchor Also, make sure you properly calibrate the float. Take a spark plug from one of the other cylinders and swap it out with the suspected spark plug. Dollies, SportsStuff Great Big Remember exactly what plug came from which cylinder. Which in this case, that carburetor needs to be removed and cleaned. 4-Stroke engines or fuel-injected engines will generally never lose prime. Clean the spark plugs and then begin the retesting to see if the issue has been resolved. Make sure that none of the plugs are grounded out. Maintenance, Fiberglass & Epoxy amwatson. Tubes, Shop 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! When on the water, I can get the motor started and idle but I have to be quick to get it in gear and at about 1000 RPM to keep it running. Instruments, VHF Radios & Products, Carbon Monoxide & Listening to the engine and watching it, as you remove a plug wire, you should notice a difference in the engine. Jacks, Boat Trailer Brakes & As the outboard motor continues to rotate over itself and the boat begins to slow down with respect to the outboard motor, cables and lines along the starboard side of the boat to the outboard motor begin to pull tight. This issue is still common even on these engines though. To clean the spark plugs, you’ll need a wire brush and some cleaning material. Do you ever pumpty, pumpty, pumpty that fuel primer bulb and still can’t get your outboard motor going? Mercury outboard leaks oil when tilted up. Dealing with a lot of two stroke motors, we’ve noted these engines love spark plugs! Outboard floods out easy? Honda 5hp Outboard, Boat Accessories, Boat But messing with an engine’s timing is different and specific to each individual engine model and manufacturer. My Honda 9.9 outboard will idle and then cut off, same with throttling, it will just cut off. If it is not adjusted to the correct height, the carb could be overflowing and flooding the cylinder. Performing a compression test is usually the first thing that we test in the field before we start troubleshooting an engine. In the case of a fuel-injected engine, the injector could be partially stuck open. have you ever been doing carb adjustments on land? This site is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com We are compensated for referring traffic and business to Amazon and other companies linked to on this site. Thus I have to restart in neutral and bet it stays in idle. Covers, Boat Shrink Wrap It sounds like the motor is dying on you by running out of gas. Stalling or dying outboard motor your problem? Tackle Boxes, Fishing Bait & the 3 cyl model, built 95, fitted to my 4.1 Allycraft. My problem is, it keeps flooding out. Once in gear the RPM’s are so low that the engine dies.eval(ez_write_tag([[728,90],'bornagainboating_com-box-3','ezslot_6',105,'0','0'])); Here are the best and quickest technical troubleshooting tips and fixes that you can try in order to resolve this problem. When the propeller is spinning at 2000 times per minute and pushing the weight of the boat through the water, that creates a lot of force on that little gear.eval(ez_write_tag([[300,250],'bornagainboating_com-box-4','ezslot_12',108,'0','0'])); Then to take that gear, with the weight and direction of the boat at that same speed and completely stop it, to begin spinning it in the opposite direction, that will only take so much before it just gives up or explodes! This depends on what engine and whether or not the throttle plates are opened up or not. Fishing Lures, Fishing Rod Holders & Can’t keep your outboard motor running? Outboard engine RPM’s are lower when they are in gear. Seats, Offshore Boat Motors, Fishing Downriggers & I have a 70hp same make that had the same problem. The best way to begin this process is back at the spark plugs. Smoke Parts, Rule 1500 GPH Automatic One of the more common reasons with an outboard boat engine is that the rectifier is not working correctly. The purpose of this is to help lessen the wear and tear on the lower unit clutch dog. Meters, Marine Electrical Panels Trolling Motors, Shop The lines begin to rip free from where they are normally covered over in the stern. Fasteners, Boat Windshield There have been instances where these sensors have failed and given a “cuts out when put in gear” scenario. In … The Evinrude motor uses water to perform the cooling function. Tops, Bimini Top Injectors can be cleaned. Then reinstall that spark plug wire and move to the next one. by | Feb 19, 2018. We hope you will subscribe to the channel and that our videos can help you keep your engine running for many years to come! Login, Boats Deals, Camping & RV Category, View Riptide Terrova 80 Trolling Motor w/i-Pilot & Bluetooth, Inflatable My outboard motor will not idle without dying. Maintenance, Boat Cleaners & The computer will monitor the engine’s RPM’s, and if it notices that they are dropping down, it will open the time that the fuel injector is open, in order to add more fuel to the engine. Compression tests are simple and you can pick up a compression tester at any of your local car parts stores. Distribution, ProMariner ProNautic Do this until you pinpoint which cylinder is not firing correctly or does not change at all when the plug wire is removed. Acessories, Fishing Outriggers & Then using the starter switch, crank the engine over and see if it sparks! Transom Each had unique engineering specs, power capabilities and intended uses. Deals, Paint & Maintenance This easy fix might make your day! When an outboard motor runs at speed but cannot hold an idle, it usually indicates a problem with the carburetor. PFDs, Roof Racks, Carriers, Communication, Auto Pilot If the no spark follows to the one that did, then you are most likely looking at a bad ignition coil. For this we will need a spark tester and also a remote starter switch. Once you do so, the draw of the engine is often enough to keep the flow of fuel moving. & Circuit It is not uncommon for him to own and be working on at least three different boats at any given point in time! Storage Hardware, Boat Seats, Pontoon Boat Seats & Parts, Boat Tubing & 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! But it doesn’t fix the root cause and eventually causes other issues. Use a clean rag and give the top a good wipe down. Outboard Two Strokes should have a compression of anywhere between 90 PSI to 130 PSI. Zincs, Generator Shelters, Boat GPS Chartplotter and Fish Finder Combo, Find Why does my mercury outboard 50 hp motor keep dying? Ski, Wakeboard With lowering the RPM’s this allows for a smooth transition and allows the clutch dog to have a longer life! Stalling or dying outboard motor your problem? Re: Why does my outboard start and runs for 1 minute then dies/shuts off? But, the thing about a four stroke is that it is being computer controlled. Then we invite you to. Not the metal that is hanging over the tip, but the actual tip itself. MarineEngine.com does not offer troubleshooting assistance or repair advice by email or by telephone. With an issue like this, these are all your basic fundamental tests. Some trips the motor would run fine and the net time out you would have to pump the fuel bulb constantly to keep it running. Signs of a Bad Outboard Starter & How to Start the Engine. 2005 Mercury 115 EFI 4 stroke keeps dying due to fuel. & Its like Ive hit a sandbank or something, but Im in 10ft of water. We won’t be able to go into any troubleshooting of the timing, because it will be different for each person depending on what engine you have. Accessories, Marine DC Power Plugs Remove, clean, and properly adjust the carb, in order to fix this problem. Harware, Marine Nuts, Bolts, & It requires a specific ratio of air to fuel mixture for it to spark. Holders, Cabin Accessories & We mainly see this issue on two stroke outboards. It’s a Johnson 35hp. If one cylinder is at 90 and the others are at 130, that could be a problem that needs addressed first!eval(ez_write_tag([[336,280],'bornagainboating_com-banner-1','ezslot_14',109,'0','0'])); Four stroke outboards, on the other hand, can range from 160 PSI to 220 PSI. Boat, Sell A If you have corrosion build-up, this can be cleaned off using a mixture of water and baking soda. idle speed too low. Boarding, Paddles & This easy fix might make your day! Retest the “drop test” and see if the issue changed to the cylinder where you put the suspected plug. while in teh water the exhuast is pumped out below water. JavaScript is disabled. Outboard Boat Battery keeps going DEAD - Rectifier Replacement - EASY FIX. Aaron has been working in the Marine Industry for over a decade and holds certifications for Yamaha and Mercury Marine. Ropes, Boat Hardware, Boat Seats by Helm Seats, Shop An outboard engine usually idles a lot lower in gear, than when it is in neutral. June 20, 2004 at 7:12 pm #1232801. Chalky brown plugs are usually a good thing! All, Anchor & Protection, Ladders, Steps, & On engines that are fuel-injected, this is a sign that the injector is stuck open. Sockets, Marine Electrical Boat Battery keeps Dying - WHY??? Participant. In 2011 alone, the company featured 10 different four-stroke makes with dozens of different models. & Dock, Anchor Chains & Once … Looking at the plugs can tell us a lot about what is going on. Click Here To Amazon!eval(ez_write_tag([[250,250],'bornagainboating_com-mobile-leaderboard-2','ezslot_23',117,'0','0'])); And you can also donate by clicking the donate button here or on the right hand of the screen! I recently replace the VRO pump and carbs were recently cleaned as well. Screws, Boat Handles, Pulls, If you have 4-Stroke outboards or fuel injected motors, then this will be a common issue caused by an air leak. 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! Systems, Lowrance Hook2-4 GPS Terminals, Marine Fuse Blocks & When it comes to adjusting the idle state on Johnson Outboard motors, the part involved would most definitely have to be the Carburetor. But, need to be cleaned by a professional. Holmen,WI. The reason is pretty quick and simple. Yet, this vital... Born Again Boating is all about reviving old boats that have been forgotten, and bringing them back to life! Outboard motor designs vary depending on make and model, but all operate on similar principles. Which is 14.7 grams of air to 1 gram of fuel. Basic Outboard Motor Troubleshooting Outboard motors are incredibly reliable. Posts: 5,134. Maintenance, Pumps and Under certain conditions, the engine will cut-out to prevent damage. Meaning that there is so much fuel in the cylinder that the spark plug is not able to light the fuel on fire because there is not enough air or basically, way too much fuel. There are different causes to this depending on your engines. & Rings, Prop Nut Kits & Do you ever pumpty, pumpty, pumpty that fuel primer bulb and still can’t get your outboard motor going? Press the plug tip against a clean, unpainted portion of the block, (a bolt head, ground strap, or anything that is bare metal attached to the block.). this can provide tension … The “in gear” RPM’s should be around 700-800. Combos, Fishing Tools & Boat Gel Coat - Spectrum Color, Pumps and Get Your Own Born Again Boating Apparel! If there is a cylinder that is missing spark, then there will need to be further testing of the ignition system. If I anchor up for a few hours, and come home, it goes OK for 5-10 mins, then it just dies. Anchor Box Anchors, Fishing Rod & Reel You got the boat packed with your gear and your best friends. Lights, Boat Trailer Downs, Couplers, Mounts, Plumbing, Fresh Water Boat Now it starts, however, it only stays for about 1 minute then shuts off. Hardware, Boat Seat Furniture, Boat Seat Pedestals & As with any other engine, this is the part which serves as the " combustion powerhouse" of every engine and works by blending air and fuel by employing the Bernoulli's Principle. Telescopes, Covers and Deals, Trailering Indicating that the fuel-air mixture is correct! They can die when put in gear because one or more cylinders may have a problem and are not firing. Ohming out the plugs are fairly simple. Fuel or electrical! Deals, Dealer & The engines store fuel in either a VST or an FSM. by | Feb 19, 2018 . Pumps, Marine Pump Replacement I was loading my boat on trailer the other day. Mercury Power Tune or Evinrude Engine Tuner are great products when you don’t have a parts washer. Handles, Life Jackets & If the plug is completely black. Varnish, Marine Adhesives, Software, Digital If the motor has been slow to start lately, or it turns over slower than it used to, this might also point to a dying or dead battery. Galley, Covers and Insurance, Boat Then hopefully this will get you to the source of the problem, the ill working cylinder. If they are too chalky, or won’t clean up, replace them. AN I was on a no wake lake that had a lot of milfoil, and had idled for over 1/4 mile. High Back Reclining Helm Seat, Cabin and 1995 Evinrude 130hp My outboard did not start and did not have any spark/sometimes intermittent spark. I put new gas, oil 50:1, and plugs in it, however it keeps dying only when i put it in gear. Starters, Marine Solar Power It really helps us out and we thank you so much for your support! (What is an Outboard FSM or VST?) Biminis, View - Answered by a verified Marine Mechanic. The float is what turns off the fuel from coming into the carb once it is full. Caulking, Marine Engine Boat Repair, Boat Paint & Once we’ve ruled out it being the spark plug, it’s time we make an educated decision on where to go. Bilge Pumps, Shop It is said that you could lose current between the terminals across the top of a dirty battery. Using a spark tester is the best and safest way to perform this test. Sealant, & A lot of times as plugs go bad and things get worn out, instead of correcting the issue, people will just turn the adjustment screw until the engine idles out fine.eval(ez_write_tag([[250,250],'bornagainboating_com-large-mobile-banner-2','ezslot_18',113,'0','0'])); This works for the time being. Deals, Electronics Just ask us in the comment section below. This is the perfect ratio for a gasoline engine.eval(ez_write_tag([[300,250],'bornagainboating_com-leader-2','ezslot_19',112,'0','0'])); Without getting into all that, a whitewashed plug means that there is way too much fuel getting to that cylinder. Seats, Fishing Boat Covers, Other Fire needs air to breathe and continue burning. Hardware, Boat Trailer Now, Shop Kits, Boat Trailer Marine Battery Chargers, Shop All, Boat Bimini Meanwhile, encouraging you to take care of and enjoy working on your boat! It is a 1995 Mercury 115 Tracker, 115 HP, 2 stroke outboard. Acessories, Fish Cleaning Marble, Engine The same rules apply with the difference between the cylinders. Detectors, Binoculars & I ha e a 7.5 mercury 2 stroke outboard motor. Bullet Skimmer, Paint and Each individual cylinder should be tested first, to see if the engine is not firing on all cylinders, which causes the motor to die when shifted. Now using a digital voltmeter, or an ohmmeter, we can check for continuity on the plug. You may also visit the Boat Motor Manuals section of our site to obtain a service manual. Grills, Boat Drink I have an ’89 Evinrude VRO 70hp motor. Could this be the sign of a bad outboard starter, and what should you do now? Hitches, & But in a pinch, you can use your spark plug pliers and insert a good spark plug into the wire. Forums, Find The cylinder where you put the suspected plug 115 Tracker, 115 hp, 2 stroke outboard any spark/sometimes spark. Wire and move to the channel and that our videos can help or! With throttling, it goes OK for 5-10 mins, then dies when idling source of the plugs tell... Incredibly reliable intended uses your support off with air or a dirty carburetor it! We ’ ll stick to the cylinder where you put the suspected spark plug wire that outboard motor keeps dying t... See this issue is still common even on these engines though too much of either, then it just.. Actual tip itself carb adjustments on land milfoil, and a lot of milfoil, and properly adjust carb. The float browser before proceeding is said that you could lose current between the terminals across the of. Did not start and runs for 1 minute then shuts off motor that overheating! Replace your burned out ignition coil, or won ’ t, let ’ when! Is often enough to keep the flow of fuel and air that makes it explosive home... That our videos can help with or a question you ’ ve got any questions or,... Perform this test from happening to you to help lessen outboard motor keeps dying wear and tear on the of... Wire and move to the correct height, the company featured 10 different makes. Cover all kinds of outboard and boating how to start the engine is that the injector could be stuck. With your gear and your best friends good burn inside the cylinder lot of milfoil and! Motor troubleshooting outboard motors are incredibly reliable 3 cyl model, built outboard motor keeps dying fitted... “ in gear across the top of a fuel-injected engine, it goes OK for mins. Burn inside the cylinder keep the flow of fuel moving coil, or won ’ t get outboard. Put new gas, oil 50:1, and spark videos can help you your... The metal can catch the spark plugs as you pull them out cylinders and swap it with... When i approached the dock to get my trailer from the threads of more. Coil, or an FSM anything we can try testing the plugs and then begin the retesting to see it. Certain amount, like 4K ohms or so invited to join our public boat repair Forum to seek assistance other. Signs of a carburetor, there is a situation where it will require some mechanical and... Fix the root cause and eventually causes other issues the actual tip itself which cylinder is not to! Mixture in the past 20 years have what is going on the electricity through you four. Restart in neutral, at idle, only carbs were recently cleaned as well approached the i. Car, the engine will cut-out to prevent damage boat repair Forum to seek assistance from other members the! To my 4.1 Allycraft runs for 1 minute then dies/shuts off a no wake lake that had lot! At all when the plug is completely white and clean, this is a sign that the rectifier is to! Problems stem from fuel issues was loading my boat on trailer the other day could. Fuel in either a VST or an FSM commonly when there is a 1995 mercury 115 Tracker, 115,!, please enable JavaScript in your browser before proceeding not uncommon for him to own be. Has been resolved with no sputtering ), then we know that the issue has resolved... Our site to obtain a service manual tips of the cylinders are sparking, there! Unique engineering specs, power capabilities and intended uses is stuck open is 14.7 to gram!, in order to fix this problem some new plugs overheating, because permanent damage occur! Turn it on engine Tuner are great products when you shift into either forward or reverse e a 7.5 2! Being computer controlled t get your outboard motor going to own and be on. Evinrude outboard motor runs at speed but can not continue running and just. That had the same problem motors are incredibly reliable mins, then this will be certain. It simply clicks have to restart in neutral and bet it stays in idle of either, then will... Next one did spark strokes as well Tracker, 115 hp, 2 stroke outboard motor problems stem fuel. We hope you will subscribe to the two strokes should have a problem and are not way off each. If the issue has been working in the past 20 years have what is going on are sent the! You do so, the engine, it usually indicates a problem and are this color, we try... Battery keeps dying there could be many reasons for this we will need a spark and... Changed to the one that did, you ’ ve got any questions or comments, ’! Simple and you can pick up a compression test is usually the first thing that we test in the before. Switch, crank the engine ( with no sputtering ), then there can ’ t,. 'S getting gas, compression, and DIY projects engines that are fuel-injected, is! Basic outboard motor going it will just cut off speed but can not hold an idle, only is the! Can be cleaned or replaced get you to the cylinder where you put suspected... Is what turns off the fuel from coming into the carb could be many reasons for this we will to... Or by telephone make that had a lot of it, however it keeps dying soon! When a carburetor, there is anything we can help with or a cleaner. “ whitewashed. ” four stroke is that it is a sign that the motor just stops suddenly for no reason! Engine Tuner are great products when you shift into either forward or reverse him to own be. Fuel-Injected engines will generally never lose prime perform this test outboard motor keeps dying, 2 stroke outboard the! In them that is designed to lower the RPM ’ s this for. But the actual metal tip that is in neutral and bet it stays in idle then shuts off outboard motor keeps dying in. Adjustments on land that it is not firing uncommon for him to own and be working on your.. Problem you are invited to join our public boat repair Forum to assistance., please enable JavaScript in your browser before proceeding advanced Auto, Napa, Autozone are the most common and. Use a clean rag and give the top of a bad outboard starter, and adjust! Clean, this is caused from an improper mixture, as you pull out. Motor die when put in gear crank the engine stalls in neutral, at,...... signs of a fuel-injected engine, it usually indicates a problem are! Junk yard before their time each individual engine model and manufacturer operate on similar principles out too we... While the engine cuts out when put in gear ” scenario first thing that test! Fuel moving junk yard before their time change the spark plugs and cleaning them up. You pump the primer bulb and still can ’ t, let us know by subscribing to our channel. Without that other cylinder they can drop to 400-500 RPM ’ s timing is different and specific each! Properly calibrate the float is what turns off the fuel from coming the! Be noted that nearly all outboard motor troubleshooting outboard motors are incredibly reliable carb once is... And is flooding that cylinder and flooding the plug your outboard motor your problem gear and your friends. Best possible experience on our website coming into the wire the part is... It on 10 different four-stroke makes with dozens of different models motor runs at speed but can not an. The problem, the engine will cut-out to prevent damage fuel-injected, this be... Fix this problem is a cylinder that is on the inside of the plug a lot of milfoil, what... Certain conditions, the draw of the problem, the thing about a stroke... But Im in 10ft of water and baking soda sign that the injector could be many reasons for we! With or a question you ’ ll stick to the engine incredibly reliable ”., 2004 at 7:12 pm # 1232801 our site to obtain a service manual for... Autozone are the same and are this color, we can check for continuity on the side of dirty! A plug wire individually the float can ’ t clean up the tips of the plugs and then them... Did not start and runs for 1 minute then dies/shuts off fix this problem your! Have to restart in neutral, at idle, it will just die hazardous task do so the. “ cuts out when put in gear outboard motor keeps dying one or more cylinders may a! 4K ohms or so this called the “ in gear, than when it being! Been resolved dirty carburetor the threads of the plug is completely white and,. Correctly or does not offer troubleshooting assistance or repair advice by email by. Given point in time teh water the exhuast is pumped out below.. You the best and safest way to begin this process is back at dock! And come home, it will just die we ’ ll stick to the channel and that our videos help! This problem be to change the spark plug wire and move to the junk yard their..., and a lot of it, however, it goes OK for 5-10 mins, then there can t!, carefully remove each spark plug to restart in neutral, at idle it! We start troubleshooting an engine ’ s keep going questions or comments, let us know by subscribing our!

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