Ninebot ESX Error Code 38

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Error 38 on a Ninebot ESX.
"Battery charging protection error. Please check if the extra battery is loose or check the error code again before restarting the vehicle."

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.

Previous Error Code: Ninebot ESX Error Code 37 - Next Error Code: Ninebot ESX Error Code 39


This error is often caused when a fast charger is used on an ESX scooter.

If the charging current is too high it will throw this error.


Use the stock charger, make sure not to exceed the rated charging current.