hello everyone.

i have an issue with my sonata need some help!!!

when i am running the car suddely all the lights in the dashboard turned on stereo stopped working and car gone under speed from 50mph to 20mph i pull over and stopped and the car did not start again all the lights in the car works fine.
i previously have some evap codes which i ignored becz it was already passed the echeck code p0455.

now with this issue the codes are:
P2106
P1295
P0562

towed car to my dealer he just replaced the car battery with a new one and said that it!!! i drew car for couple more days and then the same issue came again.

i thought i have to replace the throttle position sensor.
but i don't think it will drain the battery
i have no idea and worried if this was a major issue !!

please help me out.