THE OVER HEATING IS EVERY WHERE ITS BEST TO START WITH CHECKING THE THERMOSTAT WHICH I HOPE IS THE PROBLEM OR ELSE YOU WILL HAVE TO DIG DEEPER TO FIND THE FAULT
yes definitely it can be connected to loss of power. getting a diagnose done will be the first thing you should be doing.
all the best buddy, its expensive to maintain cadi so be careful next time and keep an eye to avoid major disaster