motorcycle sputters in first gear

This is best diagnosed through a mechanic if you suspect this is what is causing the sputtering problem. vtxcafe.com is not in any way affiliated with Honda Motor Company, VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. I'm pretty sure I have at some point in the past, but I'll try again to see if there's any difference in it and I'll post a result. motorcycle sputters when accelerating . Its a 600. There are other things that can cause the bike to sputter such as bad fuel dirty fuel lines dirty fuel filter broken cracked hose air leak. To check yours you will need to wind the screw in and make sure you count the turns. Before you remove them though, remove the airbox and ensure all four slides are operating together when you open the throttle. So, what causes a motorcycle to sputter? Silver 2006 VTX1300S. 31 Years experience with Harley-Davidson motorcycles, licensed Motorcycle Mechanic, Shop Owner. Have you tried accelerating to 70 in 4th & Then shift? After a vacuum leak, a gas leak is your enemy. I was having the same issue. Rusting of the spark plug can cause sputtering. Less clean air means the jetting will become more rich, which can cause your dirt bike to bog. Sounds like you may be in too high a geartry same thing in 4th. If I go to 1/4 or 1/2 throttle and hold it there it sputters. If the needle is jamming and not letting enough fuel in then you could be to lean and the spark plug end may appear to dry. Hence, making your motorcycle stutter. Fuel pump? Twisting it around your arm or a wide pole to separate the wire from its sheath. If you have any gas leaks within the carburetor, it will starve the engine for fuel which will cause the motorcycle to sputter. What you are describing is a part throttle lean condition. The third possible sputtering issue caused within the ignition is the ignition coil. If the carburetor isnt tuned regularly, it will cause sputtering. I have a 1996 Heritage Softail I changed the pipes and now the bike is sputtering in 1st and 2nd gear when ya gas on it ,,I went from a 2 into 1 pipes thunder headers to two single 2 1/4 " long shots . They have the appropriate tools to make it a quick and easy tune up and will usually do it for around $50. The bike was put away for winter and I pulled it out to take it for a ride. The guy I bought it from (with 1100 miles) had the stealer remove the AIS, installed 3" HK pipes, a Barons big air kit, and was re-jetted according to instructions with the BAK. If you have the carburetor already off the pit bike, it's always a good idea to completely clean the unit. 2. Next go for a complete second turn. Loves to ride trails and learning how to rebuild his machines. Bike stutters in low RPMs in all gears. A forum community dedicated to all sport bike owners and enthusiasts. Reddit and its partners use cookies and similar technologies to provide you with a better experience. Very likely that you just need to open the A/F a 1/4 turn, change the spark plugs and clean the carb. A squirt of starter fluid at the boot while running will tell you. Some carburetors have several other vacuum ports in the case the owner wanted to do some other customizing to the carburetor, but most people dont end up using them. The coil sits at the opposite end of the ht lead to the spark plug cap and you will need to take it off to test it. I haven't had the problem since and just turned over 83,000 miles while headed to the Eureka Springs M&G. All registered. If the motorcycle stalls with a jerk when put into gear, it may be due to the clutch plates binding together, a stretched clutch cable, a leaky master cylinder or a poorly tuned engine. I disconnected the powercommander, thinking that was the problem, but it still continues to cut-out and sputter. In case of a vacuum leak, the carburetor cannot provide air to the mixture of fuel and air. Gear Bog - This happens when you're riding your motorcycle in a gear that's too high for the situation. Begin with cleaning the bike as it will get rid of corrosion. It then shuts off the fuel by pushing a rubber tipped needle into a hole that restricts the fuel from coming in. In this one I show you a quick way of identifying the cause of a slow speed single cylinder misfire. The bike will start, idle and perform at low rpm much better. ProjectDirtBike.com 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. See my post belowThanks!! However, while in 5th gear trying to increase speed, It seems to start sputtering? You might be interested: Often asked: How . An improper mixture will cause a misfire, which will cause . The lack of air then leads to sputtering in your motorcycle. This short video shows you better than I can explain it so take a look. You must have JavaScript enabled in your browser to utilize the functionality of this website. The first is within the ignition coil, second the spark plug wires, and the third being the spark plug(s). Sep 13, 2009. Make sure you can see the light through the small centre hole without interruption. If the issue continues, it's possible that the carburetor is defective. Click herefor more information if youre interested in viewing multiple videos that will help fix up your bike or if youre interested in completely building your dream motorcycle! I had suspected the clutch plates were causing drag, replaced, same issue. Aug 28, 2010. How hard is it to open up the carb and clean it? Have a 96 Kawasaki Vulcan 1500 and in first gear it sputters bad, almost like turning the key on and off for a split second, but it only does it in first gear, runs great in all others. Whenever I ride and switch my gears, everything seems to be fine. What mods are done to the bike? I can shift to 2nd,punch it,it pulls for split second,cuts out. The float in the carb rises as the carb fills with fuel. Pipes, jetted carb, air intake system? I get on her and start going through the gears (revving the RPM's) and once it gets in 4th or 5th gearit will start sputtering and cutting out (sometimes it will completely die). Can you convert from a carburetor to a fuel injector? This maybe the case if the plug was wet and you dont want an emgine fire. If youre unsure your spark plug wire does this, try to pull and un-thread yours apart. Obviously have a container on hand to catch the fuel. At some point the screw would of been fully in and you may of managed 2 whole turns then a half turn on the third rotation. You will easily be able to look up a tutorial online about how to replace the float bowl gasket specific to the carburetor you have. Proper carburetor maintenance. If the spark plug cap is a deep one and you cant get the probe to touch the spot then you can use a screw driver to extend your reach and it wont effect the multimeter reading. The push rod is straight when rolled on glass or against a straight edge? After a vacuum leak, a gas leak is your enemy. The Fora platform includes forum software by XenForo. Own a Honda XR 250R '91 and a Honda XLR 200. When you pull the enrichner out, and ride with it that way, when you let off the gas, you are still dumping fuel in the cyl. Check the manifolds for cracks. Another culprit for a sputtering engine is worn out spark plugs. Replaced fuel filter lately? - Doesn't happen in 1st gear, only 2-6. Other culprits could include corroded or cracked spark plugs or spark plug wires, a faulty ignition coil, a clogged air filter, or engine timing issues. If it is will a filter clean be enough or is it time to replace the air filter? I'm currently working as a mechanical engineer and have been able to restore over a dozen rides. The float on some carbs can be adjusted so check your service manual for this and set accordingly. After riding my 650 for about 30 to 40 minutes, the engine develops a hesitation or surge between about 38 to 50 MPH. I give dozens of tips and tricks that you wont find anywhere else online. How do you fix a motorcycle running rich? As the dealers say. Shift to 3rd, pulls slightly,cuts out. First, I'd check your primary chain like the others have suggested. I wish I could have taken a photo of my intake valves.they looked pretty dirty considering I've only got 15,000 miles. Clean pintle for IAC motor, at 12noon, just inside throttle body. The off timing of the engine could mean something like the exhaust valve or intake valve are still slightly open during the combustion stroke of the four stroke process which causes sputters and the motorcycle wont run correctly. Gear Bog - This happens when you're riding your motorcycle in a gear that's too high for the situation. Hence it was never adjusted until I just did it last weekend. I will be writting a post soon about oiling your air filter and can be found be searching my Dirt Bike Maintenance Hub page. When accelerating at a high RPM it will get moving but then start to sputter and sometimes the engine will pop but going into 2nd and higher gears it seems to do just fine with just a small bit of hesitation. It runs well, except when taking off from a stop. 2000 ttr225 spits and sputters in 1st & 2nd gear at low rpms, or when I gas it hard in those gears. Test the cap using a multimeter. This page was generated at 1 minute ago. Clutch lever action is smooth, stiff or doesn't want to move? Using a multimeter again, test the coil for resistance. Other culprits could include corroded or cracked spark plugs or spark plug wires, a faulty ignition coil, a clogged air filter, or engine timing issues. If an air filter is dirty and clogged, the engine will not be able to get enough air in the air/fuel mixture it needs to properly power the motorcycle. Possibly in a pipe but could also be a dirty carb. And don't let the dealer do it. Vibration can come from just about anywhere in a motorcycle and it can make your ride miserable. If you do find that it is threaded, try cleaning it up, snip the wire, and rethread that connection head back on the spark plug wire. tats sound familiar. This site is owned and operated by Project Dirt Bike, a limited liability company headquartered in UK. Old ethanol fuel turned to gel? Applying a readily available spray lubricant like WD-40 and working the inner . The best way to diagnose a timing issue on a motorcycle is to take it in to a mechanic. Click here to see our article about other reasons why a motorcycle leaks gas. You have discovered my site which has the primary purpose of documenting my experience rebuilding my Honda XR250. 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Riding my 650 for about 30 to 40 minutes, the engine develops a or... It a quick and easy tune up and will usually do it for a sputtering engine is out. 15,000 miles the third possible sputtering issue caused within the ignition coil, second the spark plug does... Or 1/2 throttle and hold it there it sputters suspect this is best diagnosed through a mechanic if you the! Can make your ride miserable glass or against a straight edge youre unsure your spark plug wires, the! For winter and I pulled it out to take it for around $.... Culprit for a ride replace the air filter and can be found be my. Leaks gas purpose of documenting my experience rebuilding my Honda XR250, except when taking off from a carburetor a! Cleaning the bike as it will get rid of corrosion gears, everything seems to sputtering. Taking off from a carburetor to a fuel injector be a dirty carb without interruption, remove the and!, at 12noon, just inside throttle body it time to replace the filter... Sputtering issue caused within the ignition is the ignition is the ignition coil, the. 650 for about 30 to 40 minutes, the carburetor is defective learning how to rebuild machines. X27 ; t tight, getting pulled tighter due to zip-tie on frame holding harness miles while headed to mixture... Can shift to 2nd, punch it, it seems to start sputtering it. Issue on a motorcycle is to take it in to a fuel injector without interruption has the purpose! Ignition is the ignition coil out spark plugs while running will tell.. Spark plugs you might be interested: Often asked: how out to take for. To restore over a dozen rides throttle lean condition action is smooth stiff. While running will tell you carburetor isnt tuned regularly, it pulls for split second, cuts out it... You can see the light through the small centre hole without interruption the from! Starve the engine develops a hesitation or surge between about 38 to 50 MPH 12noon, just throttle... To wind the screw in and make sure you can see the light through the small centre hole interruption... A carburetor to a fuel injector throttle body the case if the plug was wet and you want! Shuts off the pit bike, it 's always a good idea to completely clean the.! Culprit for a sputtering engine is worn out spark plugs and clean it is. Not provide air to the Eureka Springs M & G 2nd, punch it it. Xlr 200 vacuum leak, a limited liability company headquartered in UK was put away winter. 'M currently working as a mechanical engineer and have been able to restore over a dozen.! I can shift to 2nd, punch it, it seems to be fine gears, seems! Rpm much better go to 1/4 or 1/2 throttle and hold it there it.! Reasons why a motorcycle and it can make your ride miserable have the tools! Clean pintle for IAC motor, at 12noon, just inside throttle body way to a! When taking off from a carburetor to a fuel injector worn out plugs. Is defective have been able to restore over a dozen rides this short video shows you than... I 'm currently working as a mechanical engineer and have been able to restore a. Provide air to the Eureka Springs M & G it seems to sputtering!

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