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Starter clutch failure is an another common problem for 18-19 YZ , my friend had the same problem and the bike was around 43 hours Actually it was not all your fault, maybe there was parasitic draw or most likely it was the low quality OEM lithium battery..(most common problem for the new YZ) Lithium battery has the lowest self...

let me correct then according what you say , Yamaha produce awesome bikes but can not choose the right partners,suppliers for their electronics and electricals... Business does not run this way ,it is their responsibilty to choose the best suppliers and test properly .. Lacking quality control cost me almost 600 usd + unpleasent time.. Luckily i do not have...

It is Yamaha`s fault becaue they dont produce high quality bikes as before ... You know why the battery gone bad? Because the oil seal of the starter was faulty , oil leaked into the starter engine and drawing all the amps from my battery and can barely crank! 14 hours - 2 months old brand new bike Bought a...

Hi, i had the same problem with my yz450f a week ago and really dissapointed with Yamaha they should have add a fuse or some sort protection for the ECU After new ECU all is good? and which dealer did you buy the ECU, can you please send me the name i need to order as well , currently out...