Hyundai Motor India — Fire Accident-Root cause not identified

Address:

Chennai

My Hyundai Active I20 Active with the named plate:TN83 V7707 got fire accident on 30 Nov 2020 around 7:30 pm at Tirupattur.
My vehicle got regularly serviced at authorized service centre only.
I used the towed service to reach Jains Hyundai service centre, Vellore for servicing the vehicle. They countn’t find the reason for the mechanical failure.
My vehicle has 3+ years age only.
Now the question, is my vehicle reliable and safe for only 3 years!!!
My vehicle is under warranty till July 2020.
After a warranty period, this incident happens.
Kindly provide a service assistance and compensation for the failure of mechanical breakdown of the vehicle .