Hi, This error code is an issue about the serial number of the unit. Here you can see the error code list: https://www.passiongadgets.com/segway-ninebot-es2-error-code/ And here is the serial number guide: https://wiki.scooterhacking.org/doku.php?id=nbesx Thanks for the links, which error code shou...

I have a fleet of ES4 scooters, several in need of controller replacement. After replacing the controllers in a few, I consistently was getting an error 35. After reading around on the forum, I figured I needed to flash them and update the serial number in order to activate them. After updating the ...