2. Step on the gas pedal and hear the sound of running water to indicate air intake.
There will be a high temperature alarm at the air inlet. Start the car. If the fan does not turn, it means air intake.
After the car is finished, the antifreeze circulates, and the water level discharged by the air will drop. Pay attention to check whether the height of antifreeze in the water storage tank is gradually reduced, and replenish it to the specified height if necessary.