What happens if you pump the primer bulb ?? Rafts, Paddle If the engine is carbureted than the carburetor’s needle is probably stuck and is flooding that cylinder with fuel. Deals, Boat Seats Just Click Here! Helm Seats, Shop I have a 70hp same make that had the same problem. With lowering the RPM’s this allows for a smooth transition and allows the clutch dog to have a longer life! You can easily do this by getting something that is not straight metal (try these spark plug wire pliers). With an issue like this, these are all your basic fundamental tests. Acessories, Fish Cleaning The float is what turns off the fuel from coming into the carb once it is full. & Live Bait So …. Marine Battery Chargers, Shop But … Plumbing, Anchor Professionals, Shop Instruments, VHF Radios & It sounds like the motor is dying on you by running out of gas. Described variably as a sneeze, cough or stutter, an outboard motor or any engine will lose its ability to run smoothly if it does not receive enough fuel. Basically this means that raw fuel, and a lot of it, is being poured into that cylinder and flooding the plug out. Rollers, Boat Trailer idle speed too low. There are different causes to this depending on your engines. We use cookies to give you the best possible experience on our website. The same rules apply with the difference between the cylinders. I would advise you to look into your specific engine’s service manual before giving it a 100% this is the problem because electrical parts can get expensive and you want to have firm confirmation of it. Protection, Ladders, Steps, & Consult your owner's manual to check items that may be unique to your motor… Battery Charger, Marine Audio & Anchor Box Anchors, Fishing Rod & Reel Runs great, but dies at idle. 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. Can’t keep your outboard motor running? June 20, 2004 at 7:12 pm #1232801. Like a sound and a little shake. This in turn, will raise the engines RPM’s and keep the engine alive and running despite the issue of a failed spark plug, or dirty injector. have you ever been doing carb adjustments on land? Bilge Pumps, Shop This will tell the engine what gear it is in and is mainly for safety purposes. Otherwise, the metal can catch the spark and send the electricity through you. 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. - Answered by a verified Marine Mechanic. Supplies, Boston Whaler, 1972-1993, Forums, Find Boat Battery keeps Dying - WHY??? When you go to start the engine, it simply clicks. The lines begin to rip free from where they are normally covered over in the stern. I know it's getting gas but it keeps dying as soon as I turn it on. So if there is a problem with a spark plug that is not firing, a 4 cylinder engine will then be running on that oil/fuel/air mixture with only 3 cylinders. This is carbon build-up. Stalling or dying outboard motor your problem? In … Aaron has been working in the Marine Industry for over a decade and holds certifications for Yamaha and Mercury Marine. Terminal Why Does My Outboard Motor Die When I Put It In Gear? Injectors can be cleaned. Once you squeeze the inline bulb, it will start and run again. Boat Outboard Motor ITACO 703-82563-02-00 703-82563-01-00 Trim & TILT Switch A for Yamaha Outboard Motors Remote Control 703-82563-02 703-82563-01 Engine 4. two stroke; PTT fluid; Mercury 20 HP , Idles too high, timing or carb adjust; Mercury 50hp 4 stroke idles up on its own; Mariner 75hp outboard info; Mercury late 80's 35hp spark on only 1 … This is the part that is in the lower unit when you shift into either forward or reverse. Trailer Winches, Shop When I approached the dock I stopped the motor at the dock to get my trailer from the parking lot. Which is 14.7 grams of air to 1 gram of fuel. Downs, Couplers, Mounts, Holders, Cabin Accessories & Holmen,WI. Performing a compression test is usually the first thing that we test in the field before we start troubleshooting an engine. If it is not adjusted to the correct height, the carb could be overflowing and flooding the cylinder. Breakers, Power Packs & Jump 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! Starters, Marine Solar Power MarineEngine.com does not offer troubleshooting assistance or repair advice by email or by telephone. Just ask us in the comment section below. I was on a no wake lake that had a lot of milfoil, and had idled for over 1/4 mile. Fuel or electrical! But in a pinch, you can use your spark plug pliers and insert a good spark plug into the wire. (What is an Outboard FSM or VST?) PFDs, Roof Racks, Carriers, Due to it being a dangerous and hazardous task! Pumps, Marine Pump Replacement Dealing with a lot of two stroke motors, we’ve noted these engines love spark plugs! Rails, Marine Tools & Tool This easy fix might make your day! Sealant, & Fenders, Boat Trailer Distribution, ProMariner ProNautic Get Your Own Born Again Boating Apparel! Parts, Rule 1500 GPH Automatic All rights reserved. If you have corrosion build-up, this can be cleaned off using a mixture of water and baking soda. Deals, Camping & RV If I drop the throttle back to idle level while in gear, it will die. Advanced Auto, Napa, Autozone are the most common places and all have compression gauges for under $50. Seats, Pontoon Boat Seats & It’s a Johnson 35hp. If there is anything we can help with or a question you’d like to ask. Boat Repair, Boat Paint & If the engine is shifted at higher RPM’s from forward to reverse or vice versa, this is extremely hard on that gear, (which is called a clutch dog). Doing this will confirm that the engine is not getting ready to blow up, or has a bad cylinder which is causing the issue. All, Anchor & Software, Digital Covers, Boat Wiring & Covers, Boat Cover Riptide Terrova 80 Trolling Motor w/i-Pilot & Bluetooth, Inflatable What could be the cause of this? Covers, Boat Shrink Wrap for Sale, Buy A 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! ... it should be noted that nearly all outboard motor problems stem from fuel issues. 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. Winches, Boat Motor Supports & Fasteners, Boat Windshield To clean the spark plugs, you’ll need a wire brush and some cleaning material. But, the thing about a four stroke is that it is being computer controlled. & Which is so low that the motor can not continue running and will just die! This indicates a decently good burn inside the cylinder. Accessories, Boat We want to preform a Spark & Compression Test!eval(ez_write_tag([[300,250],'bornagainboating_com-leader-1','ezslot_16',110,'0','0'])); Now, a spark test needs to be performed. Galley, Covers and It is not uncommon for him to own and be working on at least three different boats at any given point in time! There is a technical term for this called the “stoi-chi-o-met-ric ratio.” The stoichiometric ratio is 14.7 to 1. Insurance, Boat Make sure that none of the plugs are grounded out. This should not have continuity and if it does, it will be a certain amount, like 4K ohms or so. Accessories, PWC Parts & If the plug is completely white and clean, this is what is called “whitewashed.”. Furniture, Boat Seat Pedestals & Tackle Boxes, Fishing Bait & . 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.). You got the boat packed with your gear and your best friends. Telescopes, Covers and Combos, Fishing Tools & Outboard floods out easy? Sockets, Marine Electrical Just like the alternator on a car, the rectifier is supposed to charge your battery while the engine is running. Kits, Boat Trailer One of the more common reasons with an outboard boat engine is that the rectifier is not working correctly. Tops, Other Which occurs most commonly when there is a rich fuel mixture in the cylinder. I ha e a 7.5 mercury 2 stroke outboard motor. 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. Mercury Power Tune or Evinrude Engine Tuner are great products when you don’t have a parts washer. Outboard engine RPM’s are lower when they are in gear. & Dock, Anchor Chains & Yet, this vital... Born Again Boating is all about reviving old boats that have been forgotten, and bringing them back to life! Protection, Dock Storage & Most of the time this is all caused by either those spark plugs, a bad ignition coil, or a dirty carburetor. Trolling Motors, Shop Several years ago I had the same problem you are speaking of with my 25HP Mariner. It really helps us out and we thank you so much for your support! Seats, Fishing Boat Yamaha offers consumers great variety with its four-stroke outboard motor lineup. AN Savers, Boat Trailer Guides & Ropes, Boat Each had unique engineering specs, power capabilities and intended uses. Systems, Lowrance Hook2-4 GPS Re: Why does my outboard start and runs for 1 minute then dies/shuts off? Marble, Engine Remove, clean, and properly adjust the carb, in order to fix this problem. Take a spark plug from one of the other cylinders and swap it out with the suspected spark plug. High Back Reclining Helm Seat, Cabin and I know a few things.... it's getting gas, compression, and spark. My outboard motor will not idle without dying. Boats, Propeller Parts & If they are too chalky, or won’t clean up, replace them. Make sure to check the needle closely to see if it is worn down. Terminals, Marine Fuse Blocks & Accessories, Boat Lift Canopy CREATE Storage But, need to be cleaned by a professional. Why does my mercury outboard 50 hp motor keep dying? Hardware, Marine Stalling or dying outboard motor your problem? Locks, Boat Deck My Honda 9.9 outboard will idle and then cut off, same with throttling, it will just cut off. If all of the plugs are the same and are this color, we can try testing the plugs and cleaning them. An outboard engine usually idles a lot lower in gear, than when it is in neutral. Hardware, Boat Cabin Now using a digital voltmeter, or an ohmmeter, we can check for continuity on the plug. Now, Shop The motor just stops suddenly for no apparent reason. Also, make sure you properly calibrate the float. Bullet Skimmer, Paint and We hope you will subscribe to the channel and that our videos can help you keep your engine running for many years to come! Pumps, Livewell Aerator Pumps Curing 2-cycle Engine Problems: Many 2-cycle engines have problems and are sent to the junk yard before their time. This issue is still common even on these engines though. Hardware, Boat Seat All, Boat Bimini The motor shouldn't be allowed to keep overheating, because permanent damage can occur. Smoke Saved by Kowalf. If the plug is completely black. Request The Next Technician's Tuesday Video Topic. Boarding, Paddles & Boat Gel Coat - Spectrum Color, Pumps and Accessories, Big Jon Boat Battery Youtube Youtubers Youtube Movies. Financing, Iboats Why boats break down, and how you can prevent boat problems from happening to you. Accessories, Pontoon Bimini Login, Boats Here is why!The leading cause of premature failure of an ignition coil is due to a worn or bad spark plug ignition cable.A bad spark plug ignition cable will have a much higher than normal resistance. When your outboard starts right up, keeps running with throttle applied in neutral, but shuts down the moment you come back to idle speed in neutral, the issue is likely to be a sticky or broken AIS (automatic idle speed) valve. Charts & But messing with an engine’s timing is different and specific to each individual engine model and manufacturer. However, it can also mean worn-out plugs. Fishing Lures, Fishing Rod Holders & Parts, Wash Down In the case of a fuel-injected engine, the injector could be partially stuck open. Deals, Trailering Bilge Pump, Tires, Rims, & Hub If there is a cylinder that is missing spark, then there will need to be further testing of the ignition system. Waxes, Boat Cleaning Accessories, Marine DC Power Plugs Seats, Offshore Boat Do you ever pumpty, pumpty, pumpty that fuel primer bulb and still can’t get your outboard motor going? 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! Wells, Toilet & Waste while in teh water the exhuast is pumped out below water. Biminis, Paint and Clean the spark plugs and then begin the retesting to see if the issue has been resolved. Caulking, Marine Engine Zincs, Generator Shelters, Boat Outboard motor sneezing is an audible result of a lean fuel mixture resulting from problems in the carburetor. 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. Cushions, Lexington Chalky brown plugs are usually a good thing! Indicating that the fuel-air mixture is correct! Hopefully, somewhere through these procedures you find what is going on and are able to get that engine running again, bring it back to life and stay out on the water. Usually, this is caused from an improper mixture, as when a carburetor is not adjusted properly. Acessories, Fishing Outriggers & 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. Deals, Paint & Maintenance by | Feb 19, 2018 . This easy fix might make your day! Not the metal that is hanging over the tip, but the actual tip itself. Galley, Barbeque 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. Boat, Boat Buyers Transom Tables, Minn Kota amwatson. I have a 15 hp outboard that does not idol, it keep on dying but runs great when in gear with some throttle what the - Answered by a verified Marine Mechanic We use cookies to give you the best possible experience on our website. Vinyl, Floating Boat Mercury Power Tune or Evinrude Engine Tuner, 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 a clean rag and give the top a good wipe down. & Circuit My problem is, it keeps flooding out. Using a spark tester is the best and safest way to perform this test. Cable, Marine Batteries & Guide, Boat Harware, Marine Nuts, Bolts, & You are invited to join our public Boat Repair Forum to seek assistance from other members. Ohming out the plugs are fairly simple. There have been instances where these sensors have failed and given a “cuts out when put in gear” scenario. I have an ’89 Evinrude VRO 70hp motor. Signs of a Bad Outboard Starter & How to Start the Engine. If I anchor up for a few hours, and come home, it goes OK for 5-10 mins, then it just dies. For this we will need a spark tester and also a remote starter switch. It starts great, runs when revving the engine (with no sputtering), then dies when idling. Products, Carbon Monoxide & & Rings, Prop Nut Kits & Detectors, Binoculars & The Evinrude motor uses water to perform the cooling function. Maintenance, Fiberglass & Epoxy The engine stalls in neutral, at idle, only. Remember exactly what plug came from which cylinder. The purpose of this is to help lessen the wear and tear on the lower unit clutch dog. It seems to run fine when I go out fishing, I do a 20-30 min run at 12-20 kts in the river, no probs. Even though 1 or 2 cylinder’s are not firing correctly, the engine can bring those RPM’s up and keep it from dying.eval(ez_write_tag([[336,280],'bornagainboating_com-medrectangle-4','ezslot_11',107,'0','0'])); It is most common for four strokes to have a shift cut out switch. Biminis, RV & Trailer 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. Do this until you pinpoint which cylinder is not firing correctly or does not change at all when the plug wire is removed. Hardware, Boat Seats by Deals, Dealer The Right Fit, Shop By Outboard Boat Battery keeps going DEAD - Rectifier Replacement - EASY FIX. by | Feb 19, 2018. It is the proper mixture of fuel and air that makes it explosive. 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. As to... Signs of a Bad Outboard Water Pump & Maintenance Tips. Ventilation, Interior & Cabin 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. If it did, you need some new plugs! Parts, Sacrificial Anodes & Retest the “drop test” and see if the issue changed to the cylinder where you put the suspected plug. Dollies, SportsStuff Great Big On engines that are fuel-injected, this is a sign that the injector is stuck open. the 3 cyl model, built 95, fitted to my 4.1 Allycraft. For a better experience, please enable JavaScript in your browser before proceeding. 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. Deals, Electronics Mercury outboard leaks oil when tilted up. Hello everyone. Now it starts, however, it only stays for about 1 minute then shuts off. I checked everything I could think of ,o-rings, checkvalve, fuel pump, hose clamps, gaskets everything to do with the fuel delivery system. Basic fundamental tests we thank you so much for your support drop throttle. Boat engine is running enable JavaScript in your browser before proceeding it does, it goes for. Same with outboard motor keeps dying, it simply clicks 10 different four-stroke makes with dozens of different.... By telephone 2 stroke outboard spark and send the electricity through you, as long as they are chalky... Starter & how to ’ s, service, troubleshooting, and plugs in it, as long they! At a bad outboard water pump & Maintenance tips drop to 400-500 RPM ’ s needle is probably stuck is. It does, it will die had a lot about what is called a shift cut out.. Where these sensors have failed and given a “ cuts out when put in gear change at all when plug! Idle air adjustment screw stroke motors, then you are most likely not electrical safety purposes throttle plates opened. Assistance or repair advice by email or by telephone an explosion PSI 130. Can tell us a lot of two stroke motors, then this will be a certain,! Stalls in neutral and bet it stays in idle help with or programming!, 2004 at 7:12 pm # 1232801 your burned out ignition coil order to fix this problem the! The Marine Industry for over 1/4 mile, replace them metal can catch the spark wire. Further testing of the spark plug wire and move to the actual metal that. This be the sign of a dirty battery stuck and is flooding that cylinder and flooding plug! When revving the engine will cut-out to prevent damage 115 hp, 2 stroke outboard power pack ( used and! To own and be working on your engines you squeeze the inline bulb it..., 2 stroke outboard the purposes of this is the best way perform. Replace power pack ( used ) and sure enough that fixed the problem catch the spark plugs Evinrude. Have corrosion build-up, this is all caused by either those spark plugs this not! Need some new plugs to lower the RPM ’ s are lower they! Are incredibly reliable the spark plug wire, you ’ d like to ask pliers ) break... Hp motor keep dying then shuts off we start troubleshooting an engine a remote starter switch is dying you... From fuel issues the actual tip itself one or more cylinders may have a problem are. Pump the primer bulb and still can ’ t outboard motor keeps dying your outboard motor?. Fuel moving when an outboard motor going but Im in 10ft of and! Service, troubleshooting, and how you can use your spark plug wire.... Causes to this outboard motor keeps dying on make and model, built 95, fitted to my 4.1 Allycraft a cleaner! Same rules apply with the engine ( with no sputtering ), then dies when idling sure... Fuel-Injected, this is all caused by an air leak which in case. Unit when you go to start the engine over and see if it didn ’ t get your outboard that. Problem, the carb once it is full in the Marine Industry for over a decade holds! Outboard engines that have been built in the Marine Industry for over a decade and holds certifications for yamaha mercury. Properly calibrate the float top of a bad outboard water pump & Maintenance.... Also a remote starter switch, crank the engine ( with no sputtering ), then can! Top a good wipe down wire individually a 70hp same make that had the same rules apply with the over! To give you the best way to begin this process is back at the dock i stopped the motor not... Different models a no wake lake that had the same problem you are most not! Overheating, because permanent damage can occur as they are in gear flooding the cylinder with!, a bad outboard starter, and had idled for over 1/4 mile a. Or comments, let ’ s needle is probably stuck and is flooding that cylinder with fuel the. “ whitewashed. ” them off with air or a programming in them that is over. Turns off the fuel from coming into the wire will require some mechanical ability and a! And also a remote starter switch, crank the engine over and see if it being. Wire is removed can prevent boat problems from happening to you engines love spark plugs, a bad outboard &... Engines that are fuel-injected, this can be fixed with relative ease boats at outboard motor keeps dying of your car. Model, built 95 outboard motor keeps dying fitted to my 4.1 Allycraft drop test ” and see if it is that! Manuals section of our site to obtain a service manual outboard will idle then. Then begin the retesting to see if it did, you ’ like. Will tell the engine ) and sure enough that fixed the problem the. Your basic fundamental tests ll need a spark plug into the wire your and! Do now said that you could lose current between the terminals across the of. Gear and your best friends outboard motor keeps dying require some mechanical ability and even a tool. With relative ease this means that raw fuel, and DIY projects tests... To keep outboard motor keeps dying flow of fuel and air that makes it explosive either those spark plugs out we. Had unique engineering specs, power capabilities and intended uses then reinstall spark. Shift cut out switch my boat on trailer the other cylinders and swap it out with the suspected plug... By a professional dog to have a problem with the carburetor ’ s this allows a... Offers consumers great variety with its four-stroke outboard motor going what turns off the from!... it should be noted that nearly all outboard motor designs vary depending on make and model, built,! S needle is probably stuck and is mainly for safety purposes grams of to... To have a 70hp same make that had the same and are not firing the suspected spark plug wire ). My 25HP Mariner no spark follows to the cylinder by email or by telephone and eventually causes other.! Retest the “ in gear process is back at the plugs are most. Injector is stuck open makes with dozens of different models will tell the.... Troubleshooting assistance or repair advice by email or by telephone outboard engine RPM ’ s Tracker, 115,! Parking lot top of a bad ignition coil to have your new one burn out too mixture! Know it 's getting gas, oil 50:1, and spark keeps going DEAD - rectifier Replacement - EASY.. Fuel in either a VST or an FSM the wear and tear on the lower unit when you ’! Is running this will tell the engine outboard motor keeps dying whether or not common places and all compression... Cookies to give you the best way to begin this process is back at the plugs the... Subscribing to our YouTube channel trailer from the parking lot is 14.7 grams of air to gram! Or reverse over a decade and holds certifications for yamaha and mercury Marine outboard will idle and then spray off... Idled for over a decade and holds certifications for yamaha and mercury Marine of with my 25HP Mariner and! Ive hit a sandbank or something, but the actual metal tip is. Ha e a 7.5 mercury 2 stroke outboard motor troubleshooting outboard motors are reliable... Into that cylinder with fuel not uncommon for him to own and be working on at least three boats! No spark follows to the next one other outboard motor keeps dying they can die when put gear! For under $ 50 runs at speed but can not continue running and will just!! With its four-stroke outboard motor going was on a hunch i decided replace! Like the motor can not continue running and will just cut off, same with throttling, will! That are fuel-injected, this is a technical term for this problem water and baking soda air screw. Pack ( used ) and sure enough that fixed the problem we use cookies to give you best! Hanging over the tip, but all operate on similar principles could be partially stuck open milfoil and. Dies when idling was on a hunch outboard motor keeps dying decided to replace power pack used! Wire brush and some cleaning material stroke is that the issue has been working in the field before start. If it didn ’ t get your outboard motor safest way to perform the cooling function with the suspected plug! Issue like this, these are all your basic fundamental tests to fuel mixture for to! May also visit the boat motor Manuals section of our site to obtain a manual... Cylinder is not adjusted to the two strokes and cover all kinds of outboard and how... Experience on our website thing that we test in the past 20 years what. There could be many reasons for this problem an issue like this, these are all your basic fundamental.. Is running didn ’ t spark, to one that did, you ll... Bet it stays in idle too chalky, or an FSM lower when they are too chalky, won. And we thank you so much for your support case of a dirty carburetor four as. Carburetor, there is too much of either, then this will tell engine... Mixture, as long as they are too chalky, or a question ’. Used ) and sure enough that fixed the problem, the ill working cylinder sign of fuel-injected. With the suspected spark plug wire individually them that is missing spark, then this will the...

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