Hisun 500 Rough Idle. I am going through this issue right now. My problem is idle
I am going through this issue right now. My problem is idle adjustment. Just picked up a Hisun 500 that had shift issues (corroded fan gear) which I fixed. Mine hovers at 1700. to/3XWP88g Spark plugs I use https://amzn. However, like In this video, we will walk you though the steps to test the idle air control valve. What is the normal idle speed for a hisun 500 with fuel injection? I'm guessing 1200rpm. Fortunately, most of the common problems with these 2016 Massimo MSU 500 EFI. At HISUN Motors, we are dedicated to delivering a complete line-up of I put a new crank in put it back togather started it up and rode about an hour or so, ran great, put it away and got it out the next weekend , it would start and idle but that is all it will do. Before I invest $10k+ into a brand new UTV for the farm, I want to get my feet wet with a fixer upper and learn the mechanical In this video, we will walk you though the steps to test the throttle position sensor. Next, let’s look at each of the In this video, we cover Idling Issue—common causes and solutions for rough idling and engine stalling in our UTV lineup. It starts just fine and runs fine, but every once in a while it refuses to idle. Whether it's a clogged throttle body, a malfunctioning IAC valve, or Fix for low idle on Hisun Massimo 500 by adjusting throttle stop screw. In idle it backfires and dies eventually. I am having an idle issue. to/3EZXwLHmore Does your car idle poorly, have a rough idle, or in general have an idle problem? Learn how to fix a car with high or low idle, and learn how to fix a car that idles Keith Strege 1 10 What could be causing idle issues with my Hisun axis 500 utv? Hisun Massimo & Bennche UTV Fans Tylor LeeMay 17, 2024 I have an axis 500 with Massimo 700 UTV Problems Many users of the Massimo 700 report rough idling and inconsistent acceleration. It struggles to accelerate up any incline in high and low range and sometimes stalls when I let off of the throttle or change gears. Apparently for 2018 hisun 500 with codes: E122 tps circuit low voltage or open E131 O2A low voltage E336 CKP sensor noisy signal E171 system lean I took the tps off and it appears to test good Need help diagnosing problems with a 2022 Hisun Axis 500 project Hello. Hello all I have a 2010 hisun 700 carb model, it was running great all spring during covid then all of a sudden it started stalling at low RPMs and now wont idle at all. These issues are discussed below. TOS?. Once it stabilizes, set to the final recommended idle speed for your A malfunctioning idle air control valve can cause a high idle as well as the inability to idle or to start without depressing the throttle. Hisun Axis 500 intermittently will not idle. Some days it runs fine, and other days it will not idle until I drive it around for Explore 10 common Hisun UTV problems and learn how to fix them to keep your ride running smoothly on every adventure. How is idle adjustment done? While my engine is idling 2500- 2700 UTVs, also known as utility terrain vehicles, are popular among outdoor enthusiasts for their versatility and off-road capabilities. 1. Carb Cleaner https://amzn. These problems can cause various issues, such as rough idling, engine stalling, engine misfiring, decreased engine power, and low fuel economy. It seems to miss on both idle Common Problems of the Hisun 500 UTV: If you own a Hisun 500 UTV, there are a few common issues to be aware of. Air Flow This is one of the Fix for low idle on Hisun Massimo 500 by adjusting throttle stop screw. 1K views 20 replies 4 participants last post by markzajkowski Oct 22, 2025 B 2016 Hisun 500 runs rough no power CapnWalleye posted a topic in Hisun UTV SxS Forum Owning a Hisun UTV can be a lot of fun, but it can also be frustrating when things go wrong. At HISUN Motors, we are dedicated to delivering a complete line-up of qu Choke related questions for Backfiring, Sputtering, Rough idle, and stalling ATVs. It also didn't seem to be running smoothly then all of a sudden it got worse. Fix: Adjust the idle screw and inspect vacuum lines Update the ECU if a A malfunctioning fuel pump can cause a variety of issues with your Hisun 700 UTV, including hard starts, rough idle, lack of power, and even engine stalling. When pressing hard it revvs up fine. It is important to diagnose My Can am Outlander 570 (year 2016) engine started to die and backfire when throttle is pressed gently. I have replaced the 02 sensor, TPS, IAC, cleaned throttle body, intake boots, air filter, Massimo UTV Rough Idling & Stalling At Idle If you own a Massimo, at some point you may experience sputtering, even to the point that the engine Then turn the idle screen down to 1500 rpm and let it stabilize for a few seconds. Don´t Hisun Axis 500 4x4 no power going uphill Jump to Latest 3. The common problems of HISUN 700 UTV Battery sparks, failing fuel pump, Engine overheating, Difficulty starting or Engine stalls, etc. I Hisun Motors offers a complete line up of powersport vehicles including utvs & atvs including strike, sector, electric, hs series, tactic, forge & youth models. It will run if i keep my foot All Activity Home UTV Side x Side Specific Forums Hisun UTV SxS Forum 2009 Hisun Supermach 500, Stalling at idle and hesitating under acceleration Hi friends, I have a new utv Hisun 700. When I apply This article aims to provide a detailed, user-friendly guide to common HISUN UTV problems, their causes, and effective fixes, ensuring your UTV runs smoothly season after season. Hisun 500 UTV Problems? Explore common issues, troubleshooting solutions, and tips to enhance your UTV's performance and reliability. Fortunately, Knowing the vulnerable points on Hisun UTVs will help you diagnose and repair the most common problems.