u/DELTAOP7

I own an ather 450x 2022 i live in blr since it was raining in BLR evening i ride it in an underpass were water just below the floor board and it had no issues while i reached home put for charge like 30 min and again stateed to ride then suddenly while scooter started to honk and there was hazard signal and an count down and the scooter final shut down completely tired hard reset and all but nothing worked does any one knows what could be the issue and how much it may cost and btw i have extended battery warranty but i believe it wont cover in my case..... If any one have experience this before plz suggest or solutions will be appreciated