How often does the car coolant change, and the correct way to change the coolant

Automobile coolant is also called antifreeze coolant. It has antifreeze and cooling functions. It can ensure that the car can be used normally in cold climates without freezing. When the temperature of the car engine is too high, it can play a role in cooling and cooling, and control the car engine at Operate at the correct temperature. In addition, it also has anti-corrosion and anti-scaling effects, and is an indispensable liquid for automobiles. However, as an automotive product, it is inevitable that there will be loss during the use of the car. Then,How often does the car coolant change?

Automobile antifreeze has a shelf life, and the shelf life determines the replacement cycle of the coolant. The maintenance manual also mentions that the general shelf life is about 2 years, that is,Car coolant needs to be replaced every 2 years or about 40,000 kilometers.Of course, this is only a reference replacement period, which should be determined according to the actual use of the vehicle. If it is a commercial vehicle, such as a taxi, the frequency of use of the vehicle is high.mileageIf they are too much, they need to be replaced more frequently.

What to pay attention to when replacing car coolant?

First of all, the car that has just been driven can not be added immediately. You should wait for the engine to cool down before adding it to avoid scalding. Coolants of different brands, models and colors cannot be mixed to avoid reaction; do not mix with water or use water Filling directly instead of coolant, so as not to affect the effect.

The correct way to change the coolant

1. Open the hood and find the engine coolant water bottle. Generally, the water bottle is spherical, with a triangle symbol similar to a thermometer on the cover;

2. Turn the lid of the coolant kettle counterclockwise. If you hear a hissing sound, wait until the sound disappears before opening it;

3. Fill the kettle with an appropriate amount of coolant, and add it to the position between the MAX and MIN scales on the coolant kettle for the first time;

4. Close the lid and start the car. The coolant level in the pot will slowly drop. At this time, you need to add the coolant again, still adding it to the position between the MAX and MIN scales.