Hey, unfortunately DieBie did the same thing for me… It’s like its slowly dying for me, cutouts, than faster cutouts, and finally total death…
Take a look at this and a few post after this one… I had a similar questions and a few very helpful answers…
https://forum.esk8.news/t/diebiems-v0-9-batch-4/28374/110?u=eretron
I’ve sent mine to @linsus for repair, as he is well known wizard for broken BMS/ESC things… Maybe he could sort you out…