How to change the brake fluid of a car, and how much does it cost to change the brake fluid once?

Change it againBrake FluidHow much is actually depends on where you go to replace it. If it is a 4S shop to replace the brake fluid, it is naturally the most expensive, because its own labor cost is not low, the total cost is about 150 to 400YuanBetween it (different models charge differently). And if you go to an auto repair shop to replace it, it is relatively cheaper, maybe a hundred yuan can be used to deal with it. Of course, the cheapest is definitely to replace it yourself, it's just the cost of buying brake fluid. Of course, there are still some friends who don't know how to change the brake oil of the car.

Brake fluid replacement steps:

1. First use a syringe to remove all the old brake fluid in the fuel tank until there is no fluid at the bottom of the tank. Then you can pour the new brake fluid directly.

2. Then use a jack to lift the bottom of the car, find the oil drain screw of the brake cylinder, and remove the dust cap on the oil drain button.

3. Use a wrench to loosen the drain screw, and connect the drain port and the drain bottle with a rubber tube.

4. At this time, you can start to step on the brakes. At the same time, observe the color of the brake fluid in the rubber tube (it is better to be in charge of another person), ifdiscoverIf the color is lighter, you can stop applying the brakes, because at this time all the old engine oil has been drained. (The same goes for the other three tires).

5. Of course, you have to check the liquid level on the fuel tank at the end. If it is lower than the lowest scale line, you need to replenish the brake fluid (between MIN and MAX).