2012 Jeep Compass - Just Quit

Maintenance/Repairs
1

Im driving jeep compass 2012 model just recently bought it, the just stop while driving and never start again, I consult the mechanic and the respond was the computer box don’t communicate with engine and the car is still there another report was the gearbox don’t communicate with engine is it really the problem with compass

2

Power to the ECU needs to be checked.