Before we assume the worst and lodge a warranty claim the best thing to do is to try and wake up your BMS.
The BMS goes into sleep mode to protect the battery, which makes the battery look faulty when in fact it is just protecting itself from being over drawn or under charged.
We have put together this video below to help show you how to wake your BMS up
https://www.youtube.com/watch?v=iHqMCRH0cgc
If this was unsuccessful, please see the article for warranty help or visit the link below to lodge a warranty claim on our website.