Ninebot Max Error Code 21: Difference between revisions

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==Fix==
==Fix==
The first thing to check is that the battery had not somehow become unplugged.
Remove the bottom panel and the control board so that you can access the wires more easily.


Unplug and then plug the 4 pin data line back in, making sure it clicks into place in the JST connector.
Unplug and then plug the 4 pin data line back in, making sure it clicks into place in the JST connector.
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If it is, the BMS board needs to be replaced.
If it is, the BMS board needs to be replaced.


Alternatively the entire battery can be replaced as the BMS replacement is a bit involved.
Alternatively, the entire battery can be replaced as the BMS replacement is a bit involved.
 
There are still some unknowns about this error code and as of yet


[[Category: Scooters]][[Category: Ninebot]][[Category: Max]][[Category: Error Code]]
[[Category: Scooters]][[Category: Ninebot]][[Category: Max]][[Category: Error Code]]
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