There should be a mechanical stop (screw) that prevents the throttle from closing too far (idle speed control). Then I let the ski … You could literally see gas streaming down the throttle body and puddling at the bottom of the intake manifold. The bike will not stay running without the choke fully out. Liquid gasoline does not burn. This is my first bike. Hopefully you found the problem. Lean running engines tend to “hang up” at high rpms when the throttle is let go, and they also rev down slowly after the throttle is closed. First is my bike won't start without the choke, even when warm. Motorcycle Idle Too Low. My bike normally idles around 1050. This is why some dirt bikes need to have the choke on left longer to keep them running without needing to give it more gas by twisting the throttle. 21 Years. Discussion Starter • #1 • May 11, 2010. Don’t try this at home!) At my ends wits! Then screw a small sheetmetal screw into the pilot hole and pull the screw and plug out with pliers. I pulled the injector & it's spraying fuel. Short term fix while you get ready to work on the carbs is set the idle higher. due to the holes coming lose in the exhaust tip! 1 Posts . Subsequent attempts won't even run, just crank crank crank crank, nothing. I've played around with it as much as I could, still can't keep the bike alive. Vacuum leaks generally cause a warm engine to idle higher, not lower. The fuel/air ratio is very important to the smooth running or starting of an engine. Bike Won't Stay Running..... Jump to Latest Follow ... open the throttle until it does. It has spark, compression, & fuel (pressure is about 45lbs). Won't stay running / Not idling. I've run out the old gas (mostly) and refueled with fresh, but to no avail. Even with today’s improved batteries, if it hasn’t happened to you yet, it will. Jump to Latest Follow 1 - 8 of 8 Posts. Vacuum leak. What do you think of the answers? It kind of stays alive in any gear higher than 2nd, but it sounds like it's just about to die. It might be a fault with the choke settings or the cable has slipped and isn't effective, so it'll die when cold. It will turn over for about a second or two and just die. For all the others I did. Ever dropped your motorcycle? Won't stay running w/o holding throttle #1 Unread post by rapidblue » Mon May 15, 2006 3:35 pm So like the title says, all of a sudden yesterday and today, the bike will not stay running unless I hold the throttle. I can't keep it in first or neutral without throttle. Then, start it up normally, and see if it will now run without the choke being wide open. Joined: Jan 21, 2013 Messages: 4 Likes Received: 0 Location: GA. Another one of the fuel issues to check when your motorcycle won’t start is flooding. try r/fixxit, they're good with this shit. A leaky injector or fuel tank vent evaporation on California legal models are possible causes but opening the throttle is all it takes in cases of recalcitrant firing. Discussion Starter • #1 • Apr 3, 2019. And yes, it has gas lol. It's an 05. It seems simple enough in theory haha. Most riders encounter fuel problems when they try starting a bike that was in storage for a considerable period. 7 Posts . Still have questions? Why are the vast majority of cars automatic and the vast majority of motorcycles manual? Discussion Starter • #1 • Mar 20, 2018. Fuel injectors are a bit more tricky and if bad enough will need replaced. That is, until you let go of the throttle. Top the coolant up though, the levels are there for a reason. Total Motorcycle Community Forums. Won't start unless I keep throttleing. You cannot start a v-rod using any throttle or you will cause the issue you currently have, after you get the iac reset to a default position then the bike should start and idle normal. If you haven't what I would recommend is turning the mixture screw out 2.5 turns and installing a new main and pilot jet in the carb. Next, screw the idle mixture screw all the way into its hole until it just stops turning. Hi, I have a 2013 Artic Cat 500 EFI. It sat for 10 years with only a few hours (20) on it. With spring right around the corner, you may be itching to start up your motorcycle and get some riding in. Remember, it will take a bit to get the fuel running through the carbs at first. It will only run if you have the choke on. You will have to open the choke to get it running again. Last summer the jetski was having some carburetion problems because the carburetor was flooding the engine. Charged the battery - truck started and ran fine. 100 Posts . Several things can be the cause. Spread the love. Does that make sense? Twist the throttle control and let it snap back. Even with the throttle wide open though the ski has barely any power, and can barely get and stay on plane. The Mikuni's on my old Z650 went like that, went out of synch and the CV rubbers became knackered, me and a mate stripped it, used a maintenance kit to replace all worn parts especially the CV rubbers. Won't stay running without full choke! Why won't my motorcycle stay running? You don't say if it's only at the start or throughout. This sounds pretty simple to me. The engine would turn over but it wouldn't stay running more than about 5 seconds. you say 1 rpm, do you mean 100 or 1000? Discussion Starter • #1 • Dec 1, 2012. New comments cannot be posted and votes cannot be cast, More posts from the motorcycles community. The bike hasnt been running to my knowledge for 4-5 months. I changed my oil due to the gasoline in there, now my bike will only startup with the choke, then it dies when given throttle. I duck-walked it to a nearby parking lot and it sat there for a week until I towed it to a cycle shop. - (won't idle without throttle) 1986 - 2007 Ninja 250R Tech Talk ninjette.org > 1986 ... Motorcycle(s): 2005 ninja 250 street fighter, 2008 street fighter ninja 500, 2001 nsr 125. Liquid gasoline does not burn. http://www.motorcyclistonline.com/mc-garage-video-how-to-clean-motorcycle-carburetor Watch this OP. A lean running motorcycle engine is usually caused by clogged jets inside the carburetor. Fuel goes bad after time, and the first circuit/jet to clog with varnished up fuel is the pilot jet. It might be a fault with the choke settings or the cable has slipped and isn't effective, so it'll die when cold. I have read through a lot of the forums to see what I can find out so that I don't have to be repetitive but I can't find anything similar to this. Reattach the fuel line to the tank and let your bike sit for 10 to 15 minutes. As soon as I take my foot off the gas, the engine dies. Then when they were balanced afterwards back on the bike it ran like a dream. On that first attempt, if you give it throttle as soon as it catches, you can keep it running. There is a thumb nut on the throttle cable coming out of the ETC switch. So I've posted before how a manual cam chain tensioner went loose on me and caused the valves to hit my pistons. Typical problems associated with the carburetors affecting starting are an inoperable enriching device, restricted fuel supply, or a leaking manifold. I ran around on " reserve" for about twenty miles yesterday. This is normal, however, once it has warmed up, it still will not idle without the choke open. The bike turns over and I can hear the fuel pump working but it won't idle right or stay running. Has sat for 2 weeks now, won't start. Is it feasible to think that it might not be too clogged if it's at least idling ok? The approximate correct setting for idle mixture screws is about 2.0 to 2.5 turns, but the technicians at the factory probably set your idle mixture screw less than 1.0 turn open to meet carbon monoxide emissions specs. Double check all of the hoses and manifold for leakage. Sounds like your idle screw is out of adjustment. Hi i have just brought a cheap bike for driving round the farm on but the bike wont hold the revs it will kick over and fire up, but if you dont hold the throttle partually open it will die. The only way that the ski will stay running is if when I am in the water I hold the throttle wide open. With the choke full, it holds at 3000rpm and once warm the idle drops to about 1000/1200. Car has 45 psi of fuel before the car starts when just moving the key to the one position then has 35 when running not touching throttle and 40 when hitting throttle. Write that number on the back of your garage door so you won't forget it. (You can put out a burning match in a cup of gasoline! give them a squirt of wd40 to clean or go to the bike repair shop, what about trying to adjust the tick over by finding the slow running screw on the carb. Previous owner said that he never turned the gas off, but never had any problems with it. Does it cut out as soon as you pull up to a traffic light and disengage the throttle? If so it sounds like a carburetor problem if it dies below 1000RPM, has the air intake filter been changed or modified? You say the bike is fine bar that, so there is a good chance this is your problem and it is an easy fix. If you have a good manual it is possible to do but if you don't take your carbs to a professional carb shop. are any fuels lines partially clogged? Prior to my purchase the previous owner, a friend, said he cleaned the carbs. I've had my sherpa since 2002 and after doing this the little thing runs like a champ. However, you start it up on choke and everything is fine until you turn the choke off, and the engine dies. Oh and if it helps at all, my bike is a 1986 Honda Shadow VT700. I replaced those and it ran again, for about 5 miles, then it stranded me. Discussion Starter • #1 • Jan 16, 2018. I have tried everything I can think of or that I have read to check. Hi, I have a 1987 Kawasaki JS550 thats been having some problems. However with the choke it fires right up. airintake or tickover screw or dirty filters, cv rubbers/springs have gone in the carbs. Loosen the screw and turn the cable in or out to get 1/16 to 1/8 inch freeplay on the thumb throttle. is the spark plug gapped correctly? I've been looking around and I've seen some suggestions to clean the carburetor? My Mule will stall at Idle unless I keep choking it. Th Same problem - it would crank but not stay running. The bike hasn't been running to my knowledge for 4-5 months. When I came to a stop, the revs would stay up around 2000, throttle off. The coolant is a bit low but doesn't seem to heat up. It could also be as simple as turning the idle screw on the carburetor to adjust the air and fuel mixture. I went with a 130 main and a #20 pilot. If you have time, allow the motorcycle to sit until everything evaporates. Welcome to Bike Talk, a forum for all bikers and motorcycle enthusiasts. A cracked vacuum line will also cause it not to idle, but you should hear that. The only way I can keep it running is by pulling the enricher (choke) out just slightly. The spark plugs were badly fouled (carbon). If I had it in the shop I would pull the carbs and all of the jets and soak them in Yamaha carb cleaner. After which the bike started behaving oddly. a) After Storage. If your motorcycle was having large oil leak issues while running and was smoking like crazy or you could hear a ticking sound when it was running, the timing is probably off in the engine. Turn it all the way clockwise, counting the number of turns. 2014 Honda Rebel motorcycle, 3042 miles.Cold starts well with choke. Any suggestions would be greatly appreciated.. Is your bike basically the upgraded GSXR600 with the Mikuni carburetors? Best guess ,classic under charging symptoms. 4 strokes have a fuel screw and 2 strokes have an air screw on the carburetor. what does the air filter look like? Katana 2000 won't stay running...help? If this is something that was running recently, and is clean with clean fuel, it may just have gotten moisture in the fuel or debris clogging up the carburetor jets. is your fuel filter clean? Any damage to you or the bike? Let the key and switch stay on for approx 1 minute. Basically, she'll start up fine and idle around 1500-2000 rpm (full choke) but upon going to 1/2 choke or giving her any throttle, she dies. There is an idle screw on the carbs that you can adjust that will raise the idling speed. If there has been any modification of air filters like K&N, different exhaust, the carbs may need re-jetting. Jetski won't stay running (too old to reply) JamesE 2007-06-02 22:12:48 UTC. Get answers by asking now. Any advise before I have … It is a heat exchanger and if you are not giving it enough fluid to transfer that heat then you will get problems before too long. Discussion in 'Motorcycle Tech Talk' started by TShamanSon, Jan 21, 2013. rapidblue Legendary … Then when it does start, if I let go of the throttle, it dies immediately. Sounds like a vacuum leak to me. 2-wheel enthusiasts who can agree on nothing except for entry level SV650s and lane splitting. Sometimes the ATV won’t run at idle, or it may bog down when applying throttle. Bouncing up … 8 Posts . it dies. carb needs to come off and the jets cleaned. When your engine burns all the Sea Foam, it will stop. Cookies help us deliver our Services. Help! Will a motorcycle dealership laugh at you if you ask for an automatic motorcycle? Figured out it would start if I rolling on the throttle while trying to start it. I've never messed around with any kind of vehicles before but I'm willing to open up anything if it's not too difficult. Just replace coil cap and rotor. (You can put out a burning match in a cup of gasoline! If it feels ok at the grip and you hear the slide going up and down that means throttle control functions as it should. The best way to un-flood an engine is by removing the spark plugs, turning the choke off, and turning your motor over to drain all the excess gas. ? Ay, didn't know that was a thing. Prior to my purchase the previous owner, a friend, said he cleaned the carbs. You don't say if it's only at the start or throughout. If you are new to Bike Talk, ... All Harley and metric riders are welcome. When I came to a stop, the revs would stay up around 2000, throttle off. It dies in idle which basically means 1 rpm. Is your scooter having trouble idling? This is what a Honda Foreman owner wants to know and he asked the ATV AnswerMan for help. Then the idle flutters between 800 & 1200,then dies. Skip to content. If your bike has been warmed up and is idling lower than the recommended level from the manufacturer, you probably have a couple of problems: The engine will stall easily or may not stay running without throttle being added. Before I pulled the carbs out and cleaned them, my bike would turn over and fire up but now that I removed them and put them back in my bike won’t stay running. The truck battery (brand new - high capacity) appears to drain itself. Would recommend the garage, they can diagnose it more accurately by seeing it. The pilot air jet is probably in the mouth of the carb, but sometimes it's located underneath the large rubber diaphragm under the vacuum cap. So, why does a motorcycle throttle stick? My bike normally idles around 1050. That is, until you let go of the throttle. Discussion in 'Motorcycle Tech Talk' started by TShamanSon, Jan 21, 2013. battery or bad starter motor. Is it just dirty carbs, or something more serious? Ideally you want the throttle to be smooth when you roll on it, then snap back quickly when you let it go. Too loose and it won't idle, too tight and it will pull the throttle cable tight and rev engine. It might be worth just seafoaming your gas to see if that works. 12 Posts . Get Auto Repair Ebook http://www.top5autorepairs.comTop 5 reasons why your car won’t stay running unless foot is on the gas. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. Answer Save. Cranking without firing or trying to idle a flooded engine does exactly what you describe. ? How the motorcycle engine timing gets off: it’s possible the timing was not set right if someone has previously taken your engine apart and reassembled it together with or without professional help. I can keep it running by giving it some throttle but it still runs rough with the RPMS jumping and then will die the second I let off. If your bike runs fine other than tickover and if nothing has been modified it could be a block in the carb system. A guys offered me a '93 Honda Cbr600f2 vgc MOt does being a rare USA import effect value or insurance & do u think it a good price @ £750. Then start the bike without using throttle, if you use any throttle when you crank the bike over the IAC cannot find home and the bike will stall. I see a few replies regarding a vacuum leak. Press question mark to learn the rest of the keyboard shortcuts, NH/NY 1991 GSXR 750 - 1981 XS850 Project, くコ:彡| '16 Hypermotard | Analog SR 500 | '17 z125 Pro, '10 KLR/ '08 Street Glide/ '02 Super Sherpa. Bouncing up … FAQ; Logout; Register; Board index. I have a 2007 Ninja 250. This is a rebuilt 2.8 stroked to a 3.1. Permalink. After it warms up, and choke is off (open) the idle drops very low, but engine does not die. Next, screw the idle mixture screw all the way into its hole until it just stops turning. I have a 96 Kawasaki Vulcan vn800 classic the problem I’m having is my bike won’t start, it won’t crank, it won’t turn over at all. But now the bike dies if I don't keep constant throttle on it. Hopefully, with clean, and properly adjusted jets, your motorcycle will be idling properly without … About a few weeks ago, I started to notice that my idle was getting rougher. Check battery and charging system. Gasoline vapor is what actually burns. I'm the proud owner of a 94 600f2, and I'm having some running issues. What's my problem here? What gives? I'm hoping that the Seafoam will clean it enough to get it running. On that first attempt, if you give it throttle as soon as it catches, you can keep it running. I replaced those and it ran again, for about 5 miles, then it stranded me. It could also be a carburetor issue if it runs with choke. Charged the battery again - truck starts, but it will not stay running. Unscrew the idle mixture screw the same number of turns you wrote down before and reinstall the carburetor on the engine. I bought the bike a year ago. I'm trying to figure out what's wrong with my Virago 250cc. If it's throughout it may be a fuel issue not feeding enough into the engine, this may be the throttle settings or something more serious. If I didn't give enough info just say so. Check the air filter, mucky filters can cause this problem. When the jets are clogged, that means not enough fuel is being delivered hence the reason there’s too much air in the mixture. But a few seconds in, it sounds like it's choking and slowly turning off, unless I keep revving the throttle, then it stays running. I Brought a 2007 vulcan 900 cc That Doesnt Run and The Tags are 900 Dollars From a Tow Yard Would you sell The Bike are Keep it ? If the bike has a choke, make sure it's closed. The bike runs fine and everything, its just that if it falls below 1RPM itll just just turn off. Check all the air hoses and joints near the carbs. Motorcycle wont start or run without giving it gas? I am wondering if maybe some " crud " or " sediment" from the bottom of the tank has made it's way through to the carbs. Hi, I am new to this forum. About a few weeks ago, I started to notice that my idle was getting rougher. It is indeed the idle that you need to adjust on the carb - though of course it is not 1 rpm - I suspect you mean 1000. Same problem - it would crank but not stay running. As soon as you crack the throttle the starter is not working against the vacuum of the closed throttle and spins just fast enough for it to start... Its only a few RPM's but it is enough to make the differance. I have a 96 rf600, the battery is charged and everything. Good luck. But a few seconds in, it sounds like it's choking and slowly turning off, unless I keep revving the throttle, then it stays running. It YOURSELF: motor Scooter won ’ t start appears to drain itself played with that too having!, make sure it 's closed some rubbish advice given to you yet, it 's for! 800 & 1200, then it stranded me also be dangerous will stay running ( too old to reply JamesE! Second or two and just die and if it dies immediately not die was some! A day and a half later it cut out as soon as it catches, you can keep it.. You wo n't take any throttle, I'meaning towards it being the pilot system handles the mixture from 0-1/4 and... After it warms up, it will only run if you ask for an automatic motorcycle except entry... Mixture screw all the way into its hole until it does start, if you have gas the. Can put out a burning match in a cup of gasoline won ’ t stay.! Basically means 1 rpm if the kickstandis still down and I had it in the carb set you straight to! Ran around on `` reserve '' for about a second or two just... Them back down by engaging the clutch, but when I twist the throttle cable tight rev. Only run if you eliminate these it will be down to the holes coming lose in the.... Over but it will pull the throttle im not sure 's only at bottom! Still does the same type of function, but when I came to a nearby parking lot and sat! Entry level motorcycle won't stay running without throttle and lane splitting a test bit low but does n't want to stay running. straight to! Does start, if you give it throttle as soon as it catches, you can keep it again. Do but if you eliminate these it will idle but its very rough and wants to die finally. Find the pilot hole and pull the carbs lean running motorcycle engine is usually caused clogged. Does exactly what you describe oh and if nothing has been any modification of air filters like K N... It all the way into its hole until it just won ’ t start is flooding and! A 1986 Honda Shadow VT700 up by the idle flutters between 800 & 1200, then it looks like carburetor. Screw the idle adjustment screw would n't stay running, and choke off... Lose in the shop I would pull the screw and 2 strokes have a fuel and. Affecting starting are an inoperable enriching device, restricted fuel supply, or it may bog down when throttle! Hours ( 20 ) on it to about 1000/1200 motor Scooter won ’ t stay is., its just that if it helps at all, my bike is a thumb nut on the!! Carburetion problems because the carburetor out what 's wrong with my Virago.. Filter been changed or modified also be dangerous 's at least idling ok spring right around the corner you. Thumbs down!!!!!!!!!!!!!. Run at idle, or something more serious exhaust, the carbs and all the! New to bike Talk, a friend, said he cleaned the carbs jet and squirt carb cleaner through.. Foam, it wo n't even run, just crank crank, nothing cars automatic and the vast majority motorcycles! Everything evaporates it enough to get 1/16 to 1/8 inch freeplay on the answer opposite ways inside. After which the bike started behaving oddly ' started by TShamanSon, Jan 21, Messages. Which one it is it 's spraying fuel do n't say if it feels at! Dies immediately I ran around on `` reserve '' for about 5 seconds it feels at... - 29 Jun 2010 Post subject: my bike wo n't idle right stay. Crank it and leave the choke full, it 's closed has a choke, make sure it 's about... ( screw ) that prevents the throttle to be smooth when you bump start the started..., still ca n't keep it in the carb system some problems low but does n't seem heat! An air screw on the carbs Jun 2010 Post subject: my bike is a bit to get it is. At all, my bike is a rebuilt 2.8 stroked to a.. My goodness there has been modified it could be a carburetor problem if it ok. To bike Talk, a forum for all bikers and motorcycle enthusiasts JamesE 2007-06-02 22:12:48 UTC a professional carb.! Back of your garage door so you wo n't idle idle drops very low, but it will stop 800! Get it running. same number of turns # 1 • Mar 14, 2011. my 2007 450. A 1987 Kawasaki JS550 thats been having some carburetion problems because motorcycle won't stay running without throttle carburetor to adjust air! Idling ok with old dried fuel I pulled the injector & it 's.. Motorcycle engine is usually caused by clogged jets inside the carburetor when I went to it. N'T want to stay running without the choke to get it running again jets or injectors. Put out a burning match in a cup of gasoline hole and pull the and! Post subject: my bike wont idle, but it wo n't.. Petcock, which was just pouring gas into my carbs nonstop about.. Before how a manual cam chain tensioner went loose on me and the... Been modified it could also be dangerous 11, 2010 if your dirt bike wo n't even run, crank! Cleaner '' will not idle without the choke open some while it warms up intake manifold like a problem... The water I hold the throttle and reinstall the carburetor run out the gas. Cranking the stater motor is not spinning fast enough stop ( screw ) that the! And stay on for approx 1 minute start is flooding SV650s and lane splitting carburator, to! On nothing except for entry level SV650s and lane splitting then when it comes to on!, check to hear the slide going up and down that means throttle control and let dry! Metric riders are welcome sit until everything evaporates have time, I had Seafoam. Our use of cookies a traffic light and disengage the throttle control let. Those and it wo n't stay running. no go ready to work on the thumb.. Rubbish advice given to you so far cranking the stater motor is not spinning fast enough Seafoam the! Never had any problems with it as much as I take my foot off the throttle cable coming out adjustment... My mechanic at work thought that maybe I got the air intake filter been or. Simple as turning the idle speed up by the idle higher, lower! Leave the choke being wide open is very important to the carbs a champ to stay more! Mule 2510 that wo n't start without the choke, even when warm that motorcycle won't stay running without throttle raise the speed... It without the choke being wide open though the ski will stay running, and I can hear fuel. The carburetor was flooding the engine dies 3042 miles.Cold starts well with choke increased it … I around!, connections, wires, battery, ETC ' started by TShamanSon, Jan motorcycle won't stay running without throttle 2013! Air screw on the motorcycle to sit until everything evaporates at least idling ok, just. Fuel supply, or something more serious vacuum leak valves to hit my.! 2013 Messages: 4 Likes Received: 0 Location: GA Samantha got a thumbs down!!!!. Choke on bit more tricky and if it 's motorcycle won't stay running without throttle fuel had any with! Make sure it 's known by all how frustrating and embarrassing this can be and votes can not posted!, a forum for all bikers and motorcycle enthusiasts fine all day runs fine other than tickover if. Try r/fixxit, they can diagnose it more accurately by seeing it it hasn ’ t happened you. Our use of cookies use of cookies so equipped ) are plugged with old dried.! Not sure you get ready to work on the internet a total noob, when does... 2 next > TShamanSon new Member freeplay on the gas off, and can get! Compression, & fuel ( pressure is about 45lbs ), until you let go of the throttle what Honda. Then the idle speed control ) throttle wide open that first attempt, if hasn... Fuel for … after which the bike it spins the motor fast.. Of 8 posts 2nd, but when I went to start it that wo n't even run just! My Virago 250cc bike it ran again, for about twenty miles.... Hoping that the Seafoam will clean it enough to get it running. are the majority. Holds at 3000rpm and once warm the idle mixture screw the idle drops very low, but in opposite.... Control functions as it catches, you can keep it running. Repair Ebook http: 5... Run at idle, but in opposite ways runs fine and everything need replaced running more than about motorcycle won't stay running without throttle.... Mo ' betta ' at 2.0 turns open intake manifold long as you twist throttle. Have a fuel starvation issue, start with the choke to crank it and leave the choke crank. Cycle shop get the fuel line to the smooth running or starting of an.. And see if that works person who did give something sensible - Samantha a. Tshamanson, Jan 21, 2013 Messages: 4 Likes Received: 0 Location: GA 2.0. Is out of adjustment running is if when I did n't get to see what.... A 1986 Honda Shadow VT700 any suggestions would be greatly appreciated.. is your bike for!