The pack temperature is controlled by the liquid system. The pack is sealed.
If the 12V was dead, you wouldn't be able to see the 2 screens as shown on this thread.
If the 12V was weak, you would see a 12V message on the screens.
12 volts is charged. the car goes, but does not charge. connected with a supercharger. the machine charges for 3 minutes, only when the stove is on, and again the charging is turned off. Turned to the service. made a diagnosis. showed such errors: