Water temperature sensor, water pump, thermostat damage, water leakage will lead to high water temperature. The large water tank is behind the front bumper and in front of the engine. The water in the water tank is used to cool the engine, and the small water tank is used for indoor heating. The car is new, so you don't need to replace it if the water tank doesn't leak.
Automobile water tank, also known as radiator, is the main part of automobile cooling system; The function is to dissipate heat. The cooling water absorbs heat in the water jacket, flows to the radiator and dissipates heat, and then returns to the water jacket for circulation, thus realizing temperature regulation. It is an integral part of an automobile engine.