At this point, you'll see two gold screws. These milestones are often marked by the discoveries and inventions that improve a system or device with . There can be a big issue behind this minor problem. . Shores.the gas is good, as I've already put about 2000 miles on it since April and I've used SeaFoam in it several times since them. Were the old plates still in spec? Wilsons Leather Mens Black Long Sleeve Full-Zip . I triedthe tps and got same response. This is probably the least likely case with the ignition. The Fora platform includes forum software by XenForo. Check for vacuum leaks. (You must log in or sign up to reply here. Sponsored. Protecting bike from drops while practicing low speed drills. A forum community dedicated to Kawasaki Motorcycle owners and enthusiasts. So I took out the old plugs and three of the four had some whitish tipsdoes this mean anything? The most common reasons are carburetor issues such as a vacuum leak, fuel leak, or tuning issues. The power comes back and then off again cycling every second or so during low rpm. A vacuum leak in the carburetor can cause sputtering. JavaScript is disabled. While riding, I pulled the choke out a bit (about 1/3 inch) and it ran great for a while then died out. My buddy's '04 Duece did the same thing when new. 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. Since this is my first Harley, but not my first bike, I don't know if this is really normal or not. Gear Bog - This happens when youre riding your motorcycle in a gear thats too high for the situation. Vacuum leak on the carburetor or intake boot. It receives a spark from the coil to ignite the proper air/fuel mixture. You should only need it until the engine is warm. I've noticed that if I'm in 1st and I hold it steady at 15-20mph, the bike seems to buck/jerk like I was in too high a gear. Most caps should be hitting 5000 OHMS but check your service manual, also be aware that depending on what you have your meter set to, the reading may contain a decimal so the display might not actually read 5000 but 5.000. Mine stopped doing that after I switched back to my stock exhaust. We have a motorcycle for a reason and mechanical issues arent really anything we like to have to deal with on our machines. More on the way One more thing to check regardless: I'm guessing the bike is stock and given the low miles it could be the ex-owner didn't know about bikes coming lean from the factory. If it is will a filter clean be enough or is it time to replace the air filter? Doing it like this will give you the knowledge that you know certain parts are good and working or not, and if the problem returns you can check what was faulty first to see if it has reoccured. This site is owned and operated by Project Dirt Bike, a limited liability company headquartered in UK. Content on vtxcafe.com is generated by its users. Doctor: Then don't put your finger in your eye. It has a fresh fuel pump, and I keep the torque tube filters clean too. This bog often feels like a 'burble.' Your throttle response feels slow and thickened, like when you're riding in a gear or two too high. IMHO he shouldn't really "need" new plugs with so many few miles on the bike, but if it has ever or is suffering from SVS his plugs could indeed be fouled due to running too rich.common problem with the '04 and '05. Check your carb is clean and the jets are not blocked and check the float and needle. It then shuts off the fuel by pushing a rubber tipped needle into a hole that restricts the fuel from coming in. 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. Cannon Entities LLC is compensated for referring traffic and business to these companies. Just asking because I'm new to Yamaha MotorcyclesTks!! If the idle circuit is clogged or narrowed, the bike will run poorly or die when the throttle is let off or at low RPMs. Help? This short video shows you better than I can explain it so take a look. Fueling issue or a blocked air filter? Don't believe them. Below we have briefly touched upon four commonly seen problems with Ural motorcycles. It can be incredibly frustrating when a motorcycle is having issues that affect your ability to ride it. I can punch it 1st gear,it will pull for a split second,cut out. For more information, please see our Carburetor vacuum leaks are also caused by unplugged vacuum ports that are not being used. - More About Neal, XR250 Front Wheel Refurb Part 2 - The Rebuild. Terry. Whats the point in taking the carb apart if it turns out to be a partial blockage so not enough fuel is getting through? They are easy to test and cheap to replace if needed. and is there anything else I should look for. One common issue I often ran into was sputtering problems. Vacuum port plugs are cheap and are easy to install. 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. based on comments I see youre convinced its a fueling issue. As I see the inflow of comments I guess I've kinda met in the middle. It almost sounds like something with the carb. Aug 13, 2022. To get rid of the sputtering dismantle the carburetor to get to the pilot jet. vtxcafe.com is an independent Honda enthusiast website owned and operated by VerticalScope Inc. If you have any gas leaks within the carburetor, it will starve the engine for fuel which will cause the motorcycle to sputter. Rebuilding the carbs would be more than sufficient. Twice in the past 5 weeks, the bike has done the follow: I'll be riding along in 5th gear at around 50-60 MPH. So with your screw driver on the screw do one complete turn and count 1. You can always play around with jet sizes after the problem is fixed. Do this by leaving the spark plug in the cap and holding the exposed end of the plug against an unpainted surface on the bike. I tried a 170 thinking I was to rich in top and had backfires and pops on decel. I knew since the bike was sitting I would need to do some much needed things (I have done an oil change, new k&n air filter, and cleaned the carb using seafoam and then pouring some in the gas tank as well). Come join the discussion about performance, track racing, modifications, troubleshooting, maintenance, builds and more! I had suspected the clutch plates were causing drag, replaced, same issue. Obviously have a container on hand to catch the fuel. I'm curious to see if you have it figured out yet. To do this, you'll want to remove the spark plug wire from the spark plug, remove the spark plug and examine the plug to determine if the tip of the plug seems wet. This condition is typically an indication of a fouled plug or that the fuel system is delivering too much fuel to be ignited on a consistent basis (which is that 'sputtering' sound you often hear under acceleration. This is the smaller of the two jets, the larger is the main jet. Air filters usually arent expensive so changing that out shouldnt be much of a problem. You will be able simply twist and pull it off using an unscrewing motion. The third carburetor issue that can cause sputtering is that is simply needs to be tuned. I recently acquired a 2004 Honda VTX1300c used with only 6,000 miles. Replaced fuel filter lately? You are running lean AFR a tad over idle other throttle positions it will run fine is this the case? What Would Be a Good Motorcycle Seat Height for a 53 Rider? How do you fix a motorcycle running rich? A properly functioning accelerator on your motorcycle is critical to having a fun and safe ride. In first or second gear acceleration, I have to throttle up slowly, or else it starts spluttering and coughing and and missing. Your bike will stop sputtering. If it is just sitting upright only the bottom third or so of the clutch will be in oil. Possibly in a pipe but could also be a dirty carb. It may sound very basic but worth checking and a logical place to start. It could be blocked jets, incorrect settings, or the air screw. Cannon Entities LLC 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. What Happens to Stolen Motorcycles? link to 6 Reasons Why Your Motorcycle Accelerates By Itself. There are different ways to avoid motorcycle bogging on acceleration. The lack of air then leads to misfiring and sputtering of the bike. 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). Another easy thing to do it to check the air filter condition. Think of it This way, Ken Our Ponies may not be fast, but they Love to Run! Also, as I mentioned in the above comment, I'll try it in 4th gear, but at 60+ mph, should I really still be "cruising" in 4th gear..? The carb is starving for fuel. Loves to ride trails and learning how to rebuild his machines. But jokes aside, my little CBR also stutters under 2/3000 rpm. VTX Cafe Forum is for owners of Honda VTX 1300 or VTX 1800. Thanks! Vacuum leaks are usually caused by cracked or brittle intake boots (or the clamp around it isnt tight enough). You have a wet clutch, dont be afraid to use it. I have noticed, however, that after riding the bike around for ~10 minutes (this is what I noticed on my commute) when I am at a low throttle level in first gear that the bike stutters and jumps forward a little bit. Getting into the carb is not that hard, and you'll find info on that in the sticky section up top of the forum. 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. US utility-scale solar developer Lightsource bp has placed an order with First Solar, the largest solar panel maker in the US, for 4 gigawatts (GW) of advanced thin film solar modules.. While ensuring you are wearing safety glasses, apply carb cleaner vigorously through the holes of the jets and through the entire carburetor. Remove the spark plug and examine it for problems carefully. Applying a readily available spray lubricant like WD-40 and working the inner . The incomplete fuel consumption will make your bike sputter. 2000 big bear 400 spits and sputters blows gas out back of carb into air box at half and full throttle put on a new - Yamaha 2004 Big Bear 400 4x4 question Search Fixya Press enter to search. This is also happening in other gears when I roll into the throttle. With no electricity delivered to the spark plug, that will in turn cause that cylinder to misfire. People often dont know that those are two separate parts that can come apart. If you have the tools and expertise to fix the issues, go ahead and do it yourself. Gear Bog - This happens when you're riding your motorcycle in a gear that's too high for the situation. Very likely that you just need to open the A/F a 1/4 turn, change the spark plugs and clean the carb. As stated by a few others, get Glen's A/F screw so you can easily adjust it. Carburetor spring is on backwards. I guess soaking the plates for a good few hours is your next move. Polished fins/Painted Engine, BadX Seat, STUMP Rad cover, Spyker/Decap K&N Airbox, Progressive 412 & fork springs, DynaBeads, V&H Cruzers, FP Jets, De-Paired, Glen's CPR & AF Screw, ISO grips, Kury Hwy pegs, CRAP plate frame, CRAP Shaft Cover, PhatRisers II, NC SB Chopped, Rivco Solo Rack, viking bags, Kury engine covers, ME880's. With the CAGR, this market is estimated to reach USD million in 2029. This would typically cause a wet looking spark plug, which we touched on earlier. I got a tankful of garbage in Carson City one time that made me think my motor was shot. Can you convert from a carburetor to a fuel injector? Is Harleys Extended Service Plan Worth It? Normally, when you press down on the accelerator, the . If its not the same then go with the service manual. I'm not lugging the engine but even if I were the bike never did this before. There are several reasons why a motorcycle sputters. The clutch has been bled properly with 0 bubbles. I don't notice any dip with the RPM's, just a small jerk, power, small jerk. Over the past week I've noticed that the bike wants to sputter when I start of in first using low rpm. It is possible for a motorcycle to sputter due to timing issues, though this is a less likely reason. Sep 13, 2009. The air filter is usually located inside the air box if you have one, or if you have a newer motorcycle the air filter is sometimes located on the side of the engine. This means it was set to 2.5 turns out. Over the past week I've noticed that the bike wants to sputter when I start of in first using low rpm. If they are the correct size then you will want to check them for blockages. There can be many reasons why a motorcycle sputter. These are the 2 little brass nozzles that screw in and have a hole running through the centre. Your bike can malfunction if you dont have the proper tools to repair the carburetor or the spark plug. I've noticed that while this happens, if i close the choke a little bit (turn it on?) If fresh gas & seafoam don't cure the issue, you'll probably have to pull the carb & clean the jets & bowl. All of these factors combined will affect the performance of your bike. SUBSCRIBE: https://goo.gl/3Qdd2o FACEBOOK: https://ww. Begin with cleaning the bike as it will get rid of corrosion. The lack of air then leads to sputtering in your motorcycle. Any idea what it might be? 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. Heck I might even put back the original one as they were almost perfect when I pulled them at 8,500miles. The screws of the engine are tightened during tuning. Below or above these speeds the bike runs fine. This can be done by holding the jet upto a light to make sure nothing is obstructing the hole. What could this be? Using a multimeter again, test the coil for resistance. There is definitely something off. I hate working on the clutch it seems to defy logic. The most common cause for a motorcycle engine to die when selecting first gear is a faulty side stand switch. Sounds like you may be in too high a geartry same thing in 4th. When I'm engine braking the bike gets really sputtery in the low RPMs from about 3000 to 1500 but then after 1500 smooths out. The float in the carb rises as the carb fills with fuel. Adjust your primary chain. 31 Years experience with Harley-Davidson motorcycles, licensed Motorcycle Mechanic, Shop Owner. The . It never actually stalls, since I back off the throttle when it happens, but it's pretty annoying. To check yours you will need to wind the screw in and make sure you count the turns. Since owning the bike, which has been about 5 weeks, she has always sputtered at low rpms. 2. JavaScript is disabled. You'll get it figured out. Find many great new & used options and get the best deals for Vintage Hein Gericke First Gear Black Leather Ventilated Motorcycle Jacket Sz M at the best online prices at eBay! A gas leak causes a carburetor to sputter. My wife gave me the bike as a surprise birthday present.~!Awesome! It will idle fine for a short period then stall out. Whilst you are there, if the air filter is bone dry and hasnt been oiled then get this done. The larger screw is the primary jet and the smaller screw is the pilot jet (or secondary unit). Done everything - Yamaha Motorcycles question Also check to see if the white porcelain is cracked or damaged. I'm not lugging the engine but even if I were the bike never did this before. JavaScript is disabled. There are several reasons why a motorcycle sputters. The ht lead is a basic component that is best tested with the coil as one unit. The air screw is a single screw that controls the amount of air you allow in. What causes a motorcycle to sputter? 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On the clutch has been bled properly with 0 bubbles see if you have a hole that restricts fuel! A dirty carb the original one as they were almost perfect when I roll the. Then go with the CAGR, this market is estimated to reach USD in.