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How to Repair Your Car Brakes

Concluding Updated March 25, 2022

Brakes are the most essential safety feature of any vehicle, so just set up them yourself if you accept the correct tools and enough confidence to do the chore well. You tin learn how to change the brake pads and rotors yourself in no fourth dimension at all. As with most of the really of import parts of the car, the blueprint of the brakes hasn't changed much in years, which is skillful because once yous larn how to supplant the brakes you can apply that noesis to all cars quondam and new.

How Brakes Work

The brakes operate using a simple hydraulic system that transfers the pressure you apply to the pedal onto the restriction pads and rotors. When you push down on the brake pedal, a lever pushes a piston into the chief cylinder that's filled with hydraulic fluid. This fluid is then squirted along pipes which feed another cylinder positioned next to the brakes to complete an hydraulic organisation that multiplies the force you put into the pedal.

With some cars y'all'll know the instant the brakes need irresolute because you'll need to use them earlier than normal to stop for the corner merely with other cars that'due south not and then obvious, especially if you're used to driving a truck with different loads in the back and on different road surfaces which hateful yous accommodate your driving mode to lucifer the condition of the route and the weight of the vehicle. When the brake pads wear down, you'll kickoff to hear a squeaking noise whenever yous endeavour and dull the vehicle. Thankfully some newer cars have brake pad sensors that warning the driver when the pads need replacing.

Preparation

Co-ordinate to dwelling services websites, the average price of irresolute pads and rotors on a typical motorcar is $324. That varies from state to state simply you can look to relieve part of those costs if you lot practice the work yourself. To begin the job yous'll need to buy new brake pads and rotors. When you get dwelling, put the car in brake and then brainstorm the job past loosening the lug nuts. Now raise the jack and so balance the car on jack stands.

Replacing the Brakes

Now remove the bolts from the caliper and slide it out. Now remove the bolts on the rear of the hub that keeps the caliper carrier in place. You might need to whack the rotor with a hammer to get information technology off. Exercise whatever it takes because you don't demand the sometime rotor anyhow. Now use a wire castor to remove rust from the hub before installing the new rotor. And so you lot replace the caliper carrier bolts and you'll be gear up to shrink the caliper piston. Do this until the piston is flush with the housing of the caliper. To complete the task, install pads in the carrier and use some grease on the outside of the pad for smooth operating.

To Stop

Put the wheel back on and tighten the lug basics to complete the job. Although yous've got new pads and rotors on the vehicle, you'll hear some squeaking to begin with. That'south normal when yous've inverse the brakes. To go rid of that, drive on a highway at around threescore MPH and then gradually subtract speed to 40 using the brakes. Do the aforementioned from 50 to xxx MPH a few times and then merely drive around and use the brakes every bit normal. You'll soon notice the noise go abroad.