Atv sputters at low rpm I just replaced the clutch/bearing part under the flywheel. Oct 17, 2016 · 2019 Sportsman 850 SP Premium, Removed all Warning Decals, 3500# Polaris Winch W/Synthetic Rope, Winch Stopper Cable Line Saver, Garmin GPS176C, Ram Mount, Polaris Rear View Mirrors, 4" Front Rack Extender, ATV-GURU. It ran great. Research modifications, troubleshooting, maintenance, and more! Aug 26, 2011 · If i let it bring up the RPM not under load it responds fine, however if i crack on it on a flat, or at the bottom of a ditch, it really hesitates and sputters and i have to feather the throttle to get the RPM up. Sep 18, 2013 · Replaced the battery with a new one - I guess it had a bad cell because it wouldn't crank the ATV at all, even after two days on the charger. Thanks again Jun 8, 2022 · The issue is at low rpm, from just after the atv starts to move, it sputters/patters and power loss is slightly noticeable. not sure in reverse, I never go that fast backwards. But when I started to engage the throttle a little bit the quad started sputtering/bogging and trying to die out. The choke cable is broke and doesn't work. I just had the carbs rebuilt and put a new air cleaner on. Customer: my 05 kaw prairie 360 atv sputters at mid to high rpm. I've Jan 11, 2006 · I just got a 900 and it’s built with a turbo, I’ve driven this machine many times and was bought from a good friend. Got a new battery, charged it and now the ATV starts right up - however, the stutter is still there. Jan 8, 2013 · I have been snow plowing with the 700 prairie quite a bit of late and have noticed that when I put it in reverse and gun it it sputters and pops a little bit. Aug 20, 2017 · You can hit rev limiter in low and reverse. Aug 6, 2012 · I have my 2004 sportsman 400, ran great, I just changed all the filters and fluids. Mar 16, 2011 · try reseating, re-gapping plug set, then different plugs, then wires then coil. Feb 12, 2010 · My 05 BF 650 is dual carbed, and at low speed and RPM I'm getting sputtering and backfiring. When you give it gas it takes off but won't fully rev. This process happens incredibly fast, with hundreds or thousands of cycles each minute, depending on engine speed (RPM). It does get up to speed, but it doesn't do so smoothly. COOP45 Primary, 1. if I give it 1/4-3/4 throttle it will come out of it and runs like a champ. Any ideas? Normal? It has been doing a good job of plowing and I have been moving up to a foot of new snow with no problem. Jul 10, 2019 · Amazon Affiliate Link To Gumout 800002230 Carb and Choke Cleaner, 16 oz:https://amzn. At this point the bike does good to pull itself in high range. idles perfect, carb just cleaned and has a good battery ??? around 20 mph and up it sputters but is fine idling and starting out slow Answered by Doug E. I have replaced the plugs multiple times. Jun 21, 2014 · The problem is that it cuts out and sputters when getting on the throttle and runs sluggish. Apr 8, 2015 · Hey, here's another thought: Could be a voltage issue, or problem with the fuel pump. Other sputtering issues can be caused by an ignition issue. Mar 28, 2010 · It ran fine before,then one day while I was riding it just decelerated and started backfiring and sputtering,I was able to get it home by keeping it low RPM's. 5 mm shim, -1. Replaced the coil pack, fuel pump, and plug wires all with OEM parts. It just bogs out. I have rebuilt several carbs on single cylinder machines, but must admit that I am a bit intimidated by the ones on the 700. I was at 800 feet elevation in Iowa, in Arizona it is 7000 ft, but typically on other bikes that is not enough to cause issues. Dec 7, 2014 · The first day I thought the quad ran fine but I never revved it passed putting around speed, the second day I found out that when revved up a little (guessing 5000-6000) rpm it cuts out. Running above 3000 rpm is usually fine, but coming back down into low rpm will cause a light backfire (feels like its through the intake directly under my seat) Jan 30, 2015 · I have a 99 500 sportsman I just bought. Harder to check the pump function. Anybody have suggestions or similar experiences with this issue? Apr 8, 2023 · Hi, I have a Suzuki King Quad 4x4. Was running perfectly before the starter fix but had been sitting for months. After the two days it began to sputter and after turning the quad off and back on it would drive for about another 50 meters before sputtering again. Feb 13, 2024 · 2021 Can-am Defender Max XT with 6,800 miles. Anybody have suggestions or similar experiences with this issue? Nov 7, 2012 · After assembling the carb and installing it back onto the quad I started it up, let it idle and it ran fine. And It occurs at certain RPM's and not throttle position. Jun 28, 2017 · A forum community dedicated to Polaris ATV owners and enthusiasts. I have a ESR full pipe, velocity air filter, outerwears lid, 172 main, 45 pilot, needle with clip set 5 down from top and air/fuel screw out 2 1/4. Jan 5, 2015 · I have a very similar problem on a 2015 850 SP, 230 miles and less than 50 hours. Check the exhaust spark arrestor for a Aug 30, 2011 · It started this Spring with the symptoms above. The most common reason has to do with a carburetor problem like a tuning issue, vacuum leak, or gas leak. As far as what seems to be a lack of fuel problem at a high rpm, my first plan will be a carb rebuild. Also new plugs with no luck. If I just ease the throttle and keep it at a low RPM it seems fine. When it cuts out its not a sputter, it feels exactly the same as when you hit the kill switch. prolly around 22-25mph in low and you will get into the rev limiter. Should be like 6650-6700rpm if I remember correct. 5 mm belt, Purple Secondary Spring, 21 gram weights, weight covers reduced to 29 mm diameter and a 2 mm Cut Cam Plate. I would wait about 15-20 minutes, start it right up, and all would be well again for the next day or two. Other than rough idling and the idle RPMs seemed low; the machine would go for hours and then all of sudden it would start doing the funky chicken like it was starved for fuel. It'll go away if you get on the gas, but at low RPM, or half throttle, it sputters BAD. Engine starts and idle fine. It sounds like it's bogging even in neutral when revving . An engine misfire is when an engine, for some reason, is not achieving complete combustion as the fuel and air mixture fails to ignite inside the cylinder (combustion chamber). Started sputtering this spring at low rpm and is getting a bit worse, idle is rough at times and low rpm it sputters and feels like it has a loss of power. I can put it 1/4 throttle,1/2 throttle,full throttle and it does the dame thing. in 18 hours 12 years ago Feb 22, 2020 · Jim, Fast Green Convertible "06" 660 on 26" BH OG's with Stock Wheels. to/2JASxEr Mar 23, 2008 · At higher rpms it sputters like it is hitting the rev limiter only you are not even close to it. . I know this is the idle circuit and I have Possible causes of a car sputtering when accelerating at low RPM include fuel system issues, ignition problems, or exhaust system malfunctions. Jun 19, 2023 · It's a carb or intake issue - the hard part is to determine whether it's lean or over rich at 1/4 throttle - might have to experiment a bit with the slide needle position or air jet that controls the lifting and falling of the slide. Recently after the winter, it ran fine for about 2 days. I have been fight this problem for a while and thought I had it fixed but it has returned. COM Front and Rear Bumpers, 2" Receiver in Front Bumper, Kenda K587 HTR Bear Claws 26X9X14 & 26X11X14, Rear LED work lights Jan 8, 2012 · Running in the 2000-3000 RPM range is a bit rough. When I give it more throttle the popping and sputtering goes away and it runs perfectly. It’s now sputtering around 5,000 rpm and backfiring constantly til I get off the gas. I will get a new one along with a plug and a changing of all fluids, figure I'll start fresh. Easy to check the idle voltage. Jun 8, 2022 · The issue is at low rpm, from just after the atv starts to move, it sputters/patters and power loss is slightly noticeable. This only happens at low RPM even when actually driving it slow, but when you get into mid/high RPM it runs perfect. With such low miles I have to assume it sat for some time. My problem is after installing the cam I have a sputter at 1/4 throttle or less. Have you checked the plug wires? check you intake boot for cracks, other than that i dont know, and your saying high r's it fine? I am having the same kind of issue. If the voltage is low at idle, not enough power to run the fuel pump. Now it sputters out at 4000 rpm or 15mph. Jun 7, 2014 · Thanks guys. It starts to rev,hits a certain RPM and stops. I did check the air filter which seems ok. For the combustion chamber to work on an ATV, it needs air, gas, and a spark. When an ATV runs or idles rough or sputters, it is usually caused by poor fuel, faulty spark plugs, or a carburetor issue. I noticed there's some of you with newer EFI's doing the same thing. We sent it out after trying to fix it and got it back Jul 26, 2015 · Hi long time reader first post! I have a 2002 400ex with Yoshi full exhaust, uni filter,stage 2cam,170 main 38pilot 3 turns out on fuel screw and needle on 3rd from top. Once I get the speed up and higher RPM it seems to do ok. Or the fuel pump is having issues and not delivering enough pressure at lower RPM, but ramps up OK. Rough running or rough idling are terms often used to describe an ATV that’s unable to maintain a steady or smooth engine speed (RPM) but runs irregularly, sputter, misfire, or at decreased engine speeds. Come join the discussion about Rangers, Sportsmans, Scramblers, Magnums, and others. You may have damaged the wires pulling the plugs. I hauled it on a trailer 1500 milesfrom Iowa to Arizona. There are many reasons why an ATV sputters. wjvwty fzlb ujtyt okorp obce nzq fctdzj ahy iaa uyjhv ebhs vlluyn vpmvme evc vaea