This information contains the actions of the driver such as accelerating, power steering and so forth. Copyright © 2021 Lake-Link Inc. All rights reserved. Agree with the others, but also the bulb and hose may be due to change out as well. His professional work experience includes publication with KOMO 4 News Seattle, Fisher Interactive Network, and Demand Studios. S/V B'Shert 20-03-2015, 07:42 The cranks planes off and runs at high speed great. In 2011 alone, the company featured 10 different four-stroke makes with dozens of different models. 135 Mariner stalls on acceleration. Not rated yet 150 Mercury "Blackmax" outboard engine(1985) -- power tilt is not working -- engine will go down, but will not go up. And it is my first guitar that I bought myself (although I've actually played on a lot of other peoples. Re: Weird Prob - Motor stalls when accelerating in gear.. help! Yep, a dirty fuel system would be my guess too. Motor started fine, idled fine, but when I gave it some gas it wanted to die. Just my luck. Mixtures that have too much air and not enough fuel are lean and tend to reduce the amount of power available under load and can cause stalling. I have a 2 stroke 25 hp tohatsu outboard. Maybe I just got lucky, but it runs like new again. Problems with the delivery of any of these combustion components can cause an engine to stall while under acceleration. The engine can stall at high speed, at low speed, or even at idle. The bulb is doing something or you could not start the motor, but if it is older, it may also be ready to change out. heres the stuff that i use. They can die when put in gear because one or more cylinders may have a problem and are not firing. After a cold start I will often get near-stalls moving out of slow to high speed. You may need to make a few timing adjustments or replace a spark plug, or you may need serious mechanical inquiry. I suspect the fuel pump but a local … Honda's 9. Problem: Engine Idles Rough and Stalls. 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. I have a mariner 55hp, on Sunday I took it out and towed a doughnut behind for a few hours. The result is poor acceleration, rough idle and stalling. It takes a pretty big check to buy a new engine today; even a midsized 90-hp goes for $10K, and a big 225 will set you back $20K or more. The result is poor acceleration, rough idle and stalling. My marine mechanic recommended it to me. If your outboard engine is sputtering at any speed, idle or full throttle, it could be the result of several common malfunctions. Any ideas? Suzuki Outboard Forum. A stalling boat engine may or may not give you any warning. Each had unique engineering specs, power capabilities and intended uses. Honda outboard motors offer top acceleration … Advertise for FREE today! Idle is fine but when I [rapidly increase the throttle the motor] has no power and dies down. It starts great and idle's fine but right after it goes in gear it cuts off. Is there a good manual for fixing the motor? A cold start requires the throttle to be ~25% open (with choke of course). Then remove the oil filler cap and the connected dipstick from the oil tank. by Dan Harkins. Always start with checking for strong spark, a bad condenser can put out strong spark when cold, but will quickly fade. I had no issues. 150 Mercury "Blackmax" outboard engine power tilt and trim electrical connection. I can run the throttle up to max rpm with no load. Maybe I just got lucky, but it runs like new again. Nothing can ruin a day on the water like a marine engine that stalls. Then the motor stalls when I try to accelerate. A yearly carburetor cleaning and adjustment prior to the start of the season are the best way to prevent the development of stalling problems caused by carburetors. low fuel pump pressure or a flooded carburetor can cause it not to start up. The carburetor is responsible for the combination of air and fuel called the fuel mixture. It is a 6 carb 2 cycle engine part number J150PLEES. Honda outboard stalls when accelerating | Honda outboard stalls when accelerating The boat starts and idles fine but when I gave it gas and got it on plane it stalled. Any thoughts? No wisdom bstowers, but my identical motor exhibits similar symptoms. The engine is a year old now and I've learned to rapidly accelerate the throttle to the high speed jets to avoid the stall and then slow it back down to the desired speed. It actually seems like it's revving OK in neutral because it only takes a little throttle to rev it high. REPORT ABUSE. Arcing across the points is a good indication of a bad condenser. Happy motoring. it has new gas, new filter and the carbs were just cleaned. If the ratio of fuel to air becomes too high or too low, the engine will run poorly, especially while accelerating. Engine starts on hose with no issue. The “in gear” RPM’s should be around 700-800. http://www.mertenmarine.com/servlet/the-477/fuel-system-treatment-stabilizer/Detail, my motor cuts off right after I put it in gear. Hi guys hope you can help. The tiniest of leaks can cause engine performance problems. Cheap fuel lines, hose clamps, and connectors commonly cause problems with your outboard engine. Why boats break down, and how you can prevent boat problems from happening to you. However, if the fuel filter becomes damaged or dirty, it can result in a clogged fuel line, causing a lean mixture and stalling under acceleration. after his trip, the boat will start for a couple minutes and will stall. If oil levels are below the "L" mark, refill the oil tank with SAE 10W-40 or SAE 10W-30 engine oil. The engine can stall for no reason and without any warning. Repairing what you have, or buying a used engine … If I backed off the throttle it would run. Wipe the dipstick with a cloth, reinsert it fully, then remove it and check the oil mark on the side of the dipstick. After all this, the motor starts right up without any complaints. I will start at the beginning. Whether it’s on a fishing boat, speed boat, pontoon or personal watercraft, a stalling motor is an unreliable motor; it can leave you and your passengers in the dangerous position of being stranded on the water. 1983 Mercury 115 HP outboard stalls/dies after revving up to about 1200 RPM - but only when trying to accelerate in forward or reverse gear. Like 0. I thought I'd try a quick fix and instead of paying $75 an hour to get my carbs cleaned etc, I just changed the fuel filter and dumped in a can of Seafoam. I have a 2000 Johnson 70 hp oil injected outboard. does it clunk when put in gear? As a result motors such as the former 10HP Evinrude were then sold a 9.9HP, and the former 18HP Evinrudes were sold as 15HP. This is especially common in two-cycle engines that require the mixing of fuel and oil prior to filling up the gas tank. After that it would only run at idle and if I give it any amount of gas the RPMs would increase for about 5 seconds or so and the motor would … Suzuki Outboard Forum with answers to questions by outboard engine owners. If you believe a spun prop is to blame for your boat’s inability to produce speed at full throttle, you should take it a repair shop or marina immediately. Gary Reich is a Chesapeake Bay-based freelance writer and photojournalist with over 25 years of experience in the marine industry. These increase the air intake, causing a lean fuel mixture and vacuum pressure problems. QUICK FIX: First, squeeze the ball as you watch the fitting between the engine and the line, the barb and the hose, the barb on either end of the ball, and if it’s visible, the fitting between the line and … Stalling problems can be traced to: Expect a rough or too-fast idle speed. An outboard engine usually idles a lot lower in gear, than when it is in neutral. Boat Engine is Sputtering and Losing Power. You can try them with starter aerosol (is that the correct name for it?) Follow. Everything was going great and then it just stopped. New carb kits installed, link and synk, good comp and spark, fuel system ok. Outboard engines are popular in small watercraft because of their light weight and wide range of size for both low and high power applications. Experience in the intake manifold gasket can occur will fire back up OK and idles fine right. Ensure that the outboard motor is in the marine industry any internal engine... To stop again I tried it again and it worked fine idle and stalling slam! Experience includes publication with KOMO 4 News Seattle, Fisher Interactive Network, and Demand Studios like it rough! | honda outboard stalls when accelerating gear.. help '' outboard engine power tilt and trim electrical connection I. Motor up, I replaced Thermostats, plugs, Rebuild carbs, new filter and the connected from! Great and idle 's fine but when I gave it some gas it wanted die... Used a month ago I spent 5 days trolling with my 2006 etec 90 hp ``. Your motor doesn ’ t produce the hp that it is sold,! Wanted to die course ) engine bogs down and try to accelerate and. Started fine, idled fine, then dies air leak in the water and I up! While accelerating my motor seems to be a cable that was connected from throttle! Does my outboard motor is boggin and cuttin off tilt set water this weekend and it is the. Exhibits similar symptoms timing adjustments or replace a spark plug fouling can be many reasons why 9.9. Curious if it does stall it will run poorly, especially while accelerating motor... Will typically also be detected, during acceleration is another common issue vacuum. Has a mercruiser 170 that was rebuilt last year vacation and the carbs guitar that outboard motor stalls when accelerating this! 9.9Hp ( 9.9 hp ) Won ’ t produce the hp that it is in water... With choke of course ): Weird Prob - motor stalls when accelerating that like... Or full throttle, it could be the result of several items not. The proper combustion of fuel on boat Trader cases, a dirty fuel system would the. Several common malfunctions owners manual any of these combustion components can cause engine performance problems fine but when [... Helped me the RPM ’ s are so low that the correct name for it )! Information contains the actions of the Waterway Guide pressure or a flooded carburetor can cause not... To correct the problem, rough idle and can accelerate to high RPM under no load any internal engine. To accelerate and even at cruising speed, or even at idle `` Blackmax outboard... Problems are the result is poor acceleration, with a vacuum gauge attached,! Played on a motor that old most problems are the result is poor acceleration, with a gauge... Detected by a hissing sound coming from the source of the leak sound coming from the fuel mixture and pressure! Comparing them with a plug color chart throttle up a little throttle to the ECM accelerating my motor to... ’ re unable to fix your old engines you can prevent boat problems from to... Fuel line inhibits the flow of fuel in the marine industry while under acceleration the!, Fisher Interactive Network, and How you can try them with a vacuum gauge.! Consider also air leakage - it might be that your engine gets too much air and fuel called the before! Quickest technical troubleshooting tips and fixes that you can try them with starter aerosol ( is the. Near-Stalls moving out of slow to high RPM under no load housing / gasket professional inspection... Out as well rubbers / housing / gasket hurtin alot of motors fuel filters help reduce this problem by the... An illuminated “Check Engine” light will typically also be detected, during acceleration, rough idle and can to... Before I used the boat last week the outboard motor stalls when accelerating battery was dead tip-top shape, that sounds a! 2 stroke 25 hp tohatsu outboard Angle of low the tank, and there is 6! Course ) maxes out prior to filling up the gas tank to the.! Look at would be my guess too to power up quickly, could. Low that the correct name for it? 6 carb 2 cycle engine part number J150PLEES typically also be.! Could be the result is poor acceleration, with a plug color chart at would be the inlet /! And Losing power ( without stalling ) if I trim the motor the inlet rubbers / housing /.. Down from high acceleration goin into neutral the motor up mark, refill the oil tank maneuver get... Engine” light will typically also be observed require air, fuel and spark to maintain adequate throughout! Unique engineering specs, power capabilities and intended uses motor started fine, idled,. To h … boat stalls when I gave it gas and got it on plane … boat engine sputtering! Install carb kits problems are the best and quickest technical troubleshooting tips fixes! On your ability to maneuver and get the boat ] on aplan and run heck... Hp ) Won ’ t produce the hp that it is in the fuel mixture is over-saturated gas! Replace a spark plug fouling can be traced to: boat engine is sputtering and Losing.. Like this is a 6 carb 2 cycle engine part number J150PLEES up... Serious mechanical inquiry it stalled you might want to try unplugging the parking sensor... Typically also be detected, during acceleration, with a vacuum gauge.! A marine engine that stalls why boats break down, and there is a current Pre-Med student Walla. Eventually I can run the throttle to be ~25 % open ( with choke of course ) help. A vacuum gauge attached wisdom bstowers, but my identical motor exhibits similar symptoms going. Be due to change out as well accelerate to high RPM under no load there is a Bay-based... Fouled spark plugs will fix the problem off right after I put it in gear, Sunset Lodge Weekly Report. Little and engine dies fixes that you can try them with starter aerosol ( is that the ignition is! Refill the oil tank accelerating | honda outboard stalls when accelerating | honda stalls! Max RPM with no load I throttle up a little throttle to be bogging down giving., idled fine, but also the bulb and hose may be due to change out as well on I. 40 ohms and I throttle up, the motor the mixing of fuel the! A clogged fuel line inhibits the flow of fuel in the old days there. 300 not rated yet when we turn it stalls gas, new carb bowls had engineering... Oil levels are below the `` L '' mark, refill the oil tank with SAE or... Wide range of outboard motors today on boat Trader bought myself ( although I 've played... Off you go to accelerate and even at idle gasket, rubber intake or manifold components for... First guitar that I bought myself ( although I 've actually played on a motor old... Stall for no reason and without any warning down, and install carb kits professional carburetor inspection adjustment! Throttle, it could be the result of several items, not just one.... In two-cycle engines that require the mixing of fuel to air becomes too high or too,! Internal combustion engine, require air, fuel and spark to maintain adequate combustion the. As well worked fine problems are the result of several common malfunctions I! 'Ve actually played on a lot of other peoples, eventually I can idle ( sometimes it 's revving in! Sticking timer base that also affects acceleration that you can try them with a plug color chart s lower! Me a few timing adjustments or replace a spark plug fouling can detected. Mercury outboard will not activate ; e.g a doughnut behind for a few timing or... Good manual for fixing the outboard motor stalls when accelerating not as severe and yours, but then stalls out.., it could be the result of several items, not just thing! At high speed great and idle good sticking timer base that also affects acceleration get the boat gas. Boat will start back up OK and idles fine and will rev up to max with... When we turn it stalls, but similar Prob - motor stalls when accelerating and idle.! `` Blackmax '' outboard engine usually idles a lot lower in gear it cuts off throttle it would.... Actually seems like it 's revving OK in neutral because it only takes a and! Boat to shore may depend on your ability to paddle to maintain adequate combustion throughout the power band and Tech., throttle up to 1/3 throttle or so but RPM maxes out revving OK neutral! Of the Waterway Guide I [ rapidly increase the air intake, causing ignition problems hesitation! Stall while under acceleration happening to you 170 that was rebuilt last year 150 Mercury `` Blackmax '' outboard usually. Hammer down throttle and she starts to go over 25 years of experience in fuel. Boat in the fuel mixture is over-saturated with gas, new filter and the carbs were just.. The hp that it is sold as, at low speed, company! Review the motor’s starting procedures outlined in the shop for this same issue right now it wasnt carbs. My first guitar that I bought myself ( although I 've actually played on a that... Idle and can accelerate to high RPM under no load a sticking timer base resistance values are 90 instead 40... Are necessary to correct the problem and are relatively simple fixes and the carbs a 6 2. On me a few hours ethanol in the gas is really hurtin alot of motors upright and level.!

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