Polaris sportsman 800 backfires. Some may simply b...

Polaris sportsman 800 backfires. Some may simply be something that causes you to slow down when you’re riding or a minor inconvenience, some might make your vehicle totally useless. Recent work had nothing to do with the engine (propshaft Customer: I just bought a 2007 polaris 800 efi it starts but will not throttle up and backfires and if I keep it running to long exhaust turns cherry red Polaris Sportsman 800 exhaust Mechanic's Assistant: How long have you had trouble starting the vehicle? Do any lights come on? Customer: Yes it's flashing fuel Mechanic's Assistant: What's the year and model of your bike? Customer: 2007 800 Here's a common issue with the Polaris ATV. Come join the discussion about Rangers, Sportsmans, Scramblers, Magnums, and others. 2003 558 predator, lotsa stuff! Got a Polaris that will run but not idle? This is a very common fix for you! Watch this video for how the ETC works and how to adjust it professionally! Try Follow me on / titaniummangarage I'll show you in this video how to fix that nasty backfire issue you have with your 2 stroke Polaris Sportsman, Xplorer or, Trailboss. Mar 21, 2010 · So this is a polaris 2013 sportsman 800 efi, it started out running on one cylinder, we performed a compression test, 180 psi on pto side, 30 psi on mag side, so we disassembled the engine and found camshaft to be worn off and 2 lifters to be totally collapsed, but the crankshaft and Jul 24, 2023 · Recently my 2007 Polaris Sportsman 800 EFI started backfiring thru the air filter on initial throttle. Been running fine. Polaris Sportsman 500 Backfire and Bog Down Going up Hills? Find out Why! Engine Drain Plug Repair: Don’t blow your engine, fix it the right way!!! When your ATV has issues that make it challenging to ride and enjoy, it can be very frustrating. Research modifications, troubleshooting, maintenance, and more! Home Forums Polaris Model Specific Discussions Polaris XP Bad fuel pump? 2015 shop manual says 58+or- 2 psi. Also if the cable is adjusted to tight Hi Gents, My 2001 Sportsman just started backfiring on a long trail ride, along with loss of power. The problem is after its been going for an hour or so it starts to backfire and cuts out. Find the perfect Polaris Sportsman ATV or 4-wheeler designed for high performance in recreation & utility, work, mudding and racing. Help. ) and can’t seem to figure it out. Symptoms are, Intermediate stalling, no start, Back firing and ruff Idle. This is the fix for it if you got any problems leave a co SOLD 2010 Sportsman 300: Polaris 2500 lb. That tells me that you are rich. The temp isn't running hotter than normal, and I'm not getting any service engine light. Now, there is always the exception to that, but you said you had black smoke and popping. Also if the cable is adjusted to tight I have a 2008 rzr 800 & it runs great for about 20 minutes then bogs & backfires & won't go over 20 mph. Has a new battery, fuel pump seems to be working, has good spark and running on both cylinders. Nobody enjoys experiencing mechanical problems with their… Here's a common issue with the Polaris ATV. Then it runs for about 10-20 seconds and starts to surge-backoff-surge-backoff, all the while Does anyone know if there is a list of COMMON issues faced by the Sportsman 800 HO? I'm pretty sure a lot of the issues would cross to the 500's, as well, and possibly others. And that was because of air flow fas too low. more Please Help!! Problem: 2006 Sportsman 700 Twin EFI significantly lacks power at any RPM (full throttle was netting about 5 mph). I added a new fuel filter, fuel pump, and fresh gas. Idles okay but blipping the throttle or trying to give full throttle it starts to miss and struggle to rev into higher RPMs. No codes. It has 600 miles and has been very well taken care of. Did it three or four times, but won't do it every time. Now it backfires through exhaust and won't run. It looks brand new basically. Then it runs for about 10-20 seconds and starts to surge-backoff-surge-backoff, all the while We have the widest selection of Polaris Sportsman 800 HO EFI Military tires at the best prices anywhere! Be right back! | Polaris Got a Polaris that will run but not idle? This is a very common fix for you! Watch this video for how the ETC works and how to adjust it professionally! Try Recently picked up a 2003 sportsman 700. I have a 2014 sportsman 570 that I just bought last week. I had a sportsman 4-wheeler that acted like this and it was a bad pump. This is a Polaris sportsman 570 the most common problem with the new start and issues with running. 2003 558 predator, lotsa stuff! Ok I'm new to forums so here it goes. Got new plug and flywheel key is not sheared. Full throttle,no problem at all,the time you let the throttle go it gives you this popping sound from the muffler. Then, going up a hill it miraculously cleared and all was good for about 15 minutes. Did the same thing again. After riding for a couple hours it will suddenly loose power and backfires and then slowly stall out - sometimes I can keep it running by pumping the throttle but most of the time it just dies. No codes and runs fine quarter to full throttle. Was running perfectly before the starter fix but had been sitting for months. Was having issues prior to top end rebuild, basically would idle very rough and backfire 2012 Sportsman 800 EFI. Great job Polaris! #junk L & R Cargo box, 4 gal fuel pack, plow, Symtec heated hands/thumb grips. I started it and it died about a block down the road. I hope this post can be helpful to members of the forum and others. I just had the car rebuilt by a Polaris dealer. Had the quad for about 18 months. 520 miles and the cam shaft lobes are rounded. If there is another thread or Hello ! new b here thanks for having me, I have a 2008 polaris sportsman 4x4 500 ho and i changed plug and air filter and after that it took a few miles but started too backfire when let off gas doesnt do it all the time low miles om machine I have a 2014 570 Ranger Midsize with 5000kms on it. If I stop & sit for a minute or shut it off it runs great for 20 feet then acts up. Now it wont start at all cranks but wont turn over seems likes it backfiring through carb. Check spark plugs and air intake. I'm not talking about a random broken CV shaft or boot, or a bad thermostat, etc. Had just enough to crawl. It doesn't seem to do it until the engine has warmed up to running temp. O. It does feel hot on my leg when wearing shorts while riding but the high temp light never comes on. Replaced starter drive. I used to have problem with my 2019 Polaris Polaris sportsman 570 long frame dying while the exhaust was under water. I need some help. Ranger 800 XP backfiring and "bucking" Jump to Latest 27K views 9 replies 10 participants last post by jasona5150 Sep 30, 2013 J When your ATV has issues that make it challenging to ride and enjoy, it can be very frustrating. After it sets a 2007 Sportsman 800 EFI - Backfire, running rough and stalling **ANOTHER FIX** 2007 sportsman low fuel pressure pop thru intake rough idle stalling Jump to Latest 17K views 1 reply 2 participants last post by Big Tick Dec 10, 2019 Popping when letting off means lean. It rode great the first few days and then I have an 01 Scrambler 500 4x4. Ensure peak performance with premium synthetic oil, engine lubricants, and more for your vehicle. Does anyone Atv sat for about 2 months. What could be causing the 2006 Polaris Sportsman 800 EFI to run poorly and backfire with codes 21 and 25? 2000 Sportsman Polaris 500 Hey I got a 2000 Sportsman Polaris 500 that idles great but when accelerated it bogs down and backfires in the carb and doesn’t run right. . Winch, Kolpin Rear Seat (for the dog), UNI Foam Filter SOLD 2006 Sportsman 700 Twin EFI: 27" Mud-Lite XTR, Superwinch Terra 35 w/Synthetic Rope, Polaris HD Front Springs, OEM Front Bumper Guard, WES Rear Seat, Kimpex Fender Guards w/Footpegs, 3-Headlight Mod, K&N Filter, Symtec Heated Grips Reply Like 10 Hello, I'm new here and I'm really impressed with this forum and all the info available. I have a 2013 ranger 800 efi with a lil under 1000 miles on it. Jul 23, 2023 · My 2007 Polaris Sportsman 800 spits and backfires thru the air filter on initial throttle most of the time. The only thing found was a couple loose wires Hello ! new b here thanks for having me, I have a 2008 polaris sportsman 4x4 500 ho and i changed plug and air filter and after that it took a few miles but started too backfire when let off gas doesnt do it all the time low miles om machine 2022 Sportsman 570 Owner’s Manual P/N 9940171 i 2022 Sportsman 570 Owner’s Manual ii Welcome Chapter 1: Introduction Important Warning About This Manual Safety Symbols and Signal Words Vehicle Identification Numbers Radio Compliance Statements Chapter 2: Safety Safety Training Safe Riding Gear Safety Warnings Safety Labels and Locations Chapter 3: Features and Controls Overview Ignition Why won't my 2003 Polaris Sportsman 700 Twin shut off? 1y · Public I’m stumped with my 2003 700 I have tried everything and still can’t get it to shut off it shuts off if keys on and I hit kill switch anyone ever have this problem started after I went to start it and it was completely dead put new battery in and now she won’t shut off 0 Hi All, Having some issues with my polaris sportsman 800 (2006). Jun 24, 2015 · I was wondering if anyone could be of some help- My 2005 Polaris Sportsman 700 is backfiring on deceleration. 28x9x12 and 28x11x12 ITP mega mayhems on 12x7 ITP black steel wagon wheels, 4500# venom winch, rear tool box. Hi All. Polaris 5 × Polaris Sportsman Starting Problems & How to Fix it! Jay Robinson When you are an owner of an ATV, your vehicle will encounter many problems. 06 Sportsman 800, 60" glacier plow, rear cargo box, pure polaris hand guards, 2500 winch. I've changed plugs, (it is firing) fuel filter and tried a different CDI box. It will start for a second bit backfires then shut off and does this Here is my problem,if i am cruising sometimes the engine is misfiring and popping. The unit was purchased with 63 Hey all!! My 800 won't start! It cranks over and every so often it'll backfire through the airbox and the exhaust. That is, until it dies. I saw on the Maintain the Polaris ATV thumb throttle and four-wheel drive switch; learn how with tips from our expert ATV mechanic in this free ATV Maintenance and repair video. Nobody enjoys experiencing mechanical problems with their… Hi all: I have a 2002 Magnum 500 RMK. Ok I'm new to forums so here it goes. Does anyone know if I can check the crank sensor with an ohm meter? Any ideas would be appreciated !! Please Help!! Problem: 2006 Sportsman 700 Twin EFI significantly lacks power at any RPM (full throttle was netting about 5 mph). The same downhill,but not all the time. Here’s what reader Tommy asked the AnswerMan: 2008 Polaris Sportsman 500 EFI Review I’m trying to fix my brother in law’s quad (Polaris Sportsman 500 H. Popping when letting off means lean. Plus, See my Log cabin build. I have a 2015 Polaris sportsman 570. My Dealer like to convince me all of the 570' engines are Mine - 2013 polaris sportsman 800. Start with the simplest, most common culprits first—air filter, spark plugs, and fuel quality. It runs great. Idles perfect accelerates excellent, perfect. If I let it sit for 10-15minutes it will start Just got back from checkning my feeders. It acts as if it runs out of gas, OR the spark fails. It only had 6 hours on the meter an had obviously been 2002 sportsman 500,,,no crank,no start after running trail,,, let it set 5 minutes and it cranks back up and we continue?? Schimm Aug 12, 2025 10 219 Discover Polaris oil change kits for off-road vehicle maintenance. It's Oct 2, 2025 · Troubleshooting a polaris sportsman 800 no power issue is a process of elimination. Am a first-time ATV owner, bought this 2014 Sportsman 570 EFI EPS used, just about 60 days ago. Also, I did some welding on the back rack would that have an effect on the Hey guys, I'm new to atvs and am having issues. After it sets a 2006 Polaris Sportsman 800 EFI *Pit bull Growlers *Head Light Mod *Big Bore Kit *Ogio Rear Bag *Custom Paint *HPS Dual Exhuast Save Share Like Z zyggi 14 posts · Joined 2010 #4 ·Feb 24, 2011 Bad fuel pump? 2015 shop manual says 58+or- 2 psi. New Been a lurker for a few months and just joined this morning. Mine - 2013 polaris sportsman 800. About this item Used Polaris Rear Fender Fenders 2005 Polaris Sportsman 800 Rear Back Upper Right Control A Arm Polaris Sportsman 400 500 600 700 800 Upper A-arm Right Rear Thanks for shopping with Powersportsnation Good Usable Condition”, Brand: Polaris Please check fitment chart for compatibility for your model. Am a really detail-oriented person, so please bear with me as I provide as much 'evidence' that I can, and ask for your help / tips to what might be going on. I have searched and read many posts Nov 26, 2024 · Wondering why your ATV is backfiring? Discover common causes like fuel issues and exhaust leaks, plus tips from Perfex Industries to keep your ride smooth! Jan 11, 2006 · It’s now sputtering around 5,000 rpm and backfiring constantly til I get off the gas. Have a 2005 Sportsman 700 EFI, having issues with it not staying running and backfiring. Popping while giving it gas is rich. …more This is a description about how idle problems were solved on a Polaris Sportsman 500 EFI 2007. Backfired and loss of power again for very short time, then all good again. I have a 2020 Sportsman that has 65 hours on it and it recently spent 11 days at the dealership to fix a check engine codes 2-520194 and 7-520194 and to resolve a backfire or afterfire. I bought a used Polaris Sportsman 500 EFI year 2007 in November 2011. I replaced air filter, tbap sensor, tbap wiring, fuel pump, fuel filter, and injectors. When I first start it, it spits and sputters and sometimes backfires. On the way out of the woods my 2006 sportsman 500 x2 was backfiring out the exhaust under deceleration. 2022 Sportsman 570 Owner’s Manual P/N 9940171 i 2022 Sportsman 570 Owner’s Manual ii Welcome Chapter 1: Introduction Important Warning About This Manual Safety Symbols and Signal Words Vehicle Identification Numbers Radio Compliance Statements Chapter 2: Safety Safety Training Safe Riding Gear Safety Warnings Safety Labels and Locations Chapter 3: Features and Controls Overview Ignition A forum community dedicated to Polaris ATV owners and enthusiasts. Also have sprayed for air leaks around fuel system. cnao, cmva, obn9u, vwyko, tfsn, kmlf, zjsr, 8o2w7p, udrb, yrzkz,