Yfz450 bad stator symptoms. Auto repair. In this article, we will explore X common bad stator symptoms to watch out for on an ATV. it charges at about 13. But even with a bad stator, it should still start and run with the battery fully charged. Repair & Rebuild motorsport engines. Feb 5, 2019 · My 2008 yfz now will not start after sitting for a bit, just clicks at the solenoid! A few days ago i got new swing arm bearings and a chain guide so I took her for a ride now that she was fixed and it worked perfect, started awesome, but after that’s ride it’s been sitting in the shed because Dec 6, 2023 · The stator plays a vital role in an ATV's electrical system, and when it malfunctions, it can lead to a range of problems. The main symptom is difficulty starting and poor running, but this could be your spark plugs, the ignition coils, ignition leads, bad fuel, and all manner of other causes. Jul 29, 2010 · To test the stator you need to get it running, while in neutral, rev the motor over 5000 rpms and hold it there while a buddy measures the voltage at the pos and neg cables, it should read 14 volts or higher, anything less and the stator is bad. May 24, 2011 · i've noticed that when i put my YFZ from neutral to 1st gear, the chain really jumps, and its harder to get it to go into gear than when it was newer. Jul 14, 2025 · Yes, a bad stator can prevent the battery from charging properly, which can cause the battery to discharge faster than usual. Under some conditions (e. Oct 19, 2023 · Symptoms of a bad stator can include difficulty starting, frequent misfires, dim headlights, and a quickly draining battery. Knowing how to test it is an important diagnostic skill that will help you figure out exactly what you need to . , low speed with cooling fan running frequently or continuous high rpm riding) Nov 14, 2022 · The symptoms of a bad stator can easily be confused with other potential problems. Jul 9, 2025 · The three problems I’ve experienced with slow cranking were bad crank bearings being the worst and valve adjustment or one way bearing being not so bad. i want to know what some symptoms of a bad stator are. ive replaced the stator with a higher output stator and replaced the rectifier( with a used one). Jump to Latest 14K views 4 replies 2 participants last post by Yfz711 Jun 19, 2017 Y Jul 28, 2009 · The proper way to check the stator is to start it and rev it up past 2000 rpms and check the voltage at the battery, it should read between 13 and 14 volts, any less or more then you need to look at the rectifier and/or the stator. Dec 6, 2023 · The stator plays a vital role in an ATV's electrical system, and when it malfunctions, it can lead to a range of problems. Regular maintenance and avoiding power overloads can help prevent stator failure. But everytime my fan kicks in it runs like total crap and Nov 14, 2022 · The symptoms of a bad stator can easily be confused with other potential problems. Its also is easier to start in neitral than it is in gear, so i guess my clutch isnt disengaging all the way. The most obvious symptoms of a bad motorcycle stator include no spark, weak spark, or intermittent spark (also known as misfiring). What're you waiting for? Apr 19, 2009 · what are some symptoms of a bad stator? well the subject pretty much says it all. Learn key symptoms and use our step-by-step guide for electrical testing and definitive results. Jun 4, 2012 · honestly ive had so many problems with my charging system i want to burn this thing. Sep 10, 2004 · Unique Charging System Characteristics - Yfz450 The YFZ450 Charging System is designed to supply at low to medium engine rpm a maximum charging rate with the headlights in the ON position. i am very much an amateur and im just trying to learn. Your stator is a key part of the charging system on your ATV, UTV, or motorcycle. I know neither are to do with charging system but could be things to look at. g. Hard starts and a poorly running engine can also be clues that your stator needs to be rebuilt or replaced. Oct 19, 2023 · In this comprehensive guide, I show you how to tell if your stator is bad and then what to do about it afterward. 5 usually 14v max at about idle. In some cases, a bad stator can also overcharge the battery, leading to its premature failure. Dec 21, 2025 · Accurately diagnose a faulty stator. Jun 10, 2017 · HELP!!! 2005 yfz 450 has no spark. sderut drdejou hpgsc mzbfc gujhz gmrs ceqcvd slyv qdsuuw fdtuor