Double check that its not a separate set of wiresin the handle bar. I own a few older quads mix of kinds a couple of Yamahas, a Honda, can-am a Kawasaki, they are older quads but in good shape the question of the day is. what's the best way to polish up the plastic? Switch is not problem. Some times eng kicks back when trying to start. Also thestator coilmaybe do an ohms test as well look at the secondary ignition coil. NOTcranking voltages.Ohms reading on the coils like a said in my last post. It was a while ago but should still be in the topics section of that forum. I have a 2018 Polaris Sportsman 570 EPS UTE, that when idling for a few minutes after being warm will just shut off. Made an adjustment to it and put back in. Glad to have found this place. it was the pin between the throttle lever and the block. And sure will never forget about it now.

We pulled the plugs and there is no spark. One of the error codes that showed up was 636 - CPS (Crankshaft Position Sensor) might be faulty. So on this ATV the batteries keep dying to the point it won't start I'm on my 2nd battery this week it took me until this one to figure out that my ATV isn't charging it's on 12.75 volts when sitting in the ATV and it doesn't go up when being revved what are the chances it could be the rectifier/regulator vs the stator or CDI. Timing is on speck. That would be throttle safety switch. A friend came over one day and we got to talking about it and he was like can I take a look, sure why not. I ended up purchasing a Check Tech and connected it to the machine and looked up error codes from history.

Does anyone have any other ideas of what to look for? Process of elimination. 250 bucks new. I would do some testing first. As well as trace them to be sure theyare disconnected. 6v on pulser. replace it. This issue is driving me crazy. We keep these forums clean and user friendly. The throttle have wires going into it? I just replaced CDI and stator from a used ATV through a shop and I would hate for one of those to be bad. Gave you cranking voltages of charge and pickup coils in first post. I was reading a couple of posts about the CDI but was hoping it was the regulator is there a chance? You can post now and register later. Would like to know if this is cdi related. To gain immediate approval and a NO ADS experience, consider subsribing to our Premium Membership. but make sure its that first check kill switch, key, and the throttel kill. Im sure it has to do with some dumb law but hey at least they make it so you can drill it out. Book says 8. Only reason Im pushing this theory is it happened to my bike and solved the problem. https://www.amazon.com/dp/B0002STSC6/ref=cm_sw_r_cp_api_i_ebj1CbF42SW39, 2003 Polaris sportsman 500 HO not charging battery, 1982-83 Honda ATC 200E Big Red Shop Manual, 2018 Polaris Sportsman 570 EPS UTE - Shuts off. Working on 2002 700 sportsman in shop. Could be the cdi but not my first choice. I guess just in case it ever found its way out there but I don't know for sure. Did you check the gap on the pick up coil ? RPMs at idle are around 1250-1300 but if I rev it and let the RPMs drop back down it will either stop around 1250-1300 or it will just shut off. Tom Walters, I never knew about it. When I am riding I have to sometimes give it more throttle just to keep it going. and more. I had the exact same problem with mine. Sometimeson the polaris bikes the rev limiter starts acting up. There were no signs of any issues. I knowwe are talking about electrical items are you sure its not a foiled plug or a fuel rich condition happening ? does it get better or worse as the motor gets warmer? What would I look for if cam or lifters were bad. Once your first post is approved, you will no longer need to got through an approval process. By Handlebars. Maybe @Ajmboyor @Admincanhelp us digit up? There is a spec limit on that. It was in the Polaris forum. Your link has been automatically embedded. We then disconnected the ignition switch and still no spark. You cannot paste images directly. Powered by Invision Community. No problems since, 70 mph, and felt like it even had a little more get up and go from a dead stop. ^^^ yeas, check that TSS on the throttle. I read that you gavethe cranking voltages on the first post.

For giggles I took it out and plugged it into another machine and read the voltage and it was showing .45v. I looked at my harness from the stator and there is 2) 3 prong plugs and I have a rectangle plug with 4 wires (some are multiple wires going to each spade). if it is stuck for any reason, it acts as a kill switch. Not a member? He took the carb out and drilled out the brass plug for a needed that was underneath of it. I believe it was the gap between the pick up coil and flywheel. A forum community dedicated to snowmobile owners and enthusiasts. 1982-83 Honda ATC 200E Big Red Shop Manual. Share your ATV photos, videos, ATV rides, get help with your ATV Lisle 20610 Inline Spark Tester https://www.amazon.com/dp/B0002STSC6/ref=cm_sw_r_cp_api_i_ebj1CbF42SW39, Have that spark tester. Its like finding a hidden door! Pasted as rich text. At a loss. Pops and backfires at 1/2 throttle and above. Keep calm and it will get sorted out. This will at least put the coils in spec. Try to separate the wires and see if that clears things up. Sometimes get puff of smoke out of carb when clicking starter. It ran like it was new. Polaris updated that ign system in 2004 or 05. JavaScript is disabled. Note: Your post will require moderator approval before it will be visible. You may have to take a look at your valves and rocker armsetc.

Is was a hair to far from the flywheel and on higher rpms is started to act upcausing this problem. Or do what I did. Most people dont know that the screw even exists. Copyright 2022 QUADCRAZY Clear editor. For a better experience, please enable JavaScript in your browser before proceeding. Lol we have had this discussion before and theres so many more times this will probably come up again. Reconnecteverything and then openthe top cover on the throttle and runthe bike. I have replaced the spark plug, fuel pump (28-32PSI was the reason), cleaned out the exhaust for carbon build up (which there was none), replaced the battery, etc. To test the stator you have to test the resistance between the wires. Some problems are more in-depth then others. I replace the cdi and changed it over from DC to ac using a conversion kit I got from a shop in Canada but still had the same problem. Had flywheel off to check for damage, (loose magnets, Burnt coils) looks good. Your previous content has been restored. Carb is clean. I had that problem on the old Jag. Hi, new here, have an 02 quest 650 xt. This should also be done on the rectifier/regulator. don't think rev limiter is in handlebars. We tried disconnecting the kill switch and put a jumper wire. What do you know about cdi box with built in coils? had the same problem. Paste as plain text instead, Checked stator output with DVA. sounds to me like a badly adjusted carb. ATV is under warranty so I can get the parts but dealer appointments are a month out. If you have an account, sign in now to post with your account. I would not be surprised if its the same thing. Your going to feel like your spinningyour wheels and it gets frustrating. Sometimes the spark breaks down after the engine is hotor in your case maybe its happeningright away. While is backfiring etc separate the contacts on the throttle control and see if it clears. According to the manual it says that it should be about .46v +- .003 and mine is running at .38. New plugs, old ones looked ok. Made no difference. Or timing ?

And then try to tell someone to drill out the carburetor??? There is a tool to see if the spark is breaking down while the bikes running. Be a part of best online community of ATV riders and join thousands of people who Upload or insert images from URL. timing is about 9 degrees at idle. I remember a similar topic on this and it turned out to be a pick up coil that was the problem. The back fire and puff of smoke out of the carb all though sounds like a timing thing but I guess it cant hurt to have a look at the top end to make sure its all proper and valves are opening and closing the right way. He said it had something to do with CA laws. Going to try different carb but think I am spinning my wheels. Went thru carb with fine tooth comb. Join QUADCRAZY ATV Forum today for FREE! Good luck brother and ride safe. May 9, 2019 in Polaris ATV Forum. Good fuel flow.

Its possible somethingsgoing on in there. no change as motor warms up.

The Fora platform includes forum software by XenForo, VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Maybe test some devices like thepick up coil for starters. I was riding the sled and all of a sudden, the sled stopped dead. love ATVs! Engine has no power. Display as a link instead, Come join the discussion about performance, racing, troubleshooting, trails, maintenance, riding tips, modifications, classifieds, gear, and more! 19v on charge coil. View File Hope this helps, I could have saved a lot of money and time if he would have stopped over for a beer sooner lol. All first posters will have to wait to have their content reviewed and approved. If so open it up and you will findthe rev limiter. I umpluged black wire to handlebars eliminating all switches up there.