What is the reason why the hacker's warm air trough collapsed?

The reasons why the hacker's warm air tank collapsed are: aging parts; The water tank is blocked; The cooling system pressure is too high; The thermostat doesn't work; There is air in the cooling system. Take the hacker 202 1 2.0LCVT Zhixiang Edition as an example, its body length, width and height are 440 1mm, 1837mm, 1593mm, the wheelbase is 2646mm, and the body structure is a 5-door 5-seat SUV. Hacker is equipped with 2.0l naturally aspirated engine, matching CVT continuously variable gearbox (simulating 7th gear). Maximum horsepower 15 1ps, maximum power11kw and maximum torque 194nm. The driving mode is front drive and the front suspension type is McPhew. Million car purchase subsidy