Ninebot ESX Error Code 28
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"Motor MOS driver upper Bridge is short circuited, Please check the Control Board"
If your Ninebot ESX(ES1, ES2, ES3, or ES4) or SNSC (1.0 or 1.1) is beeping or has a red wrench icon and flashes this code, read below.
If you clicked the wrong error code, go back to the Error Code Index.