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How to Repair Your Car Brakes

Terminal Updated March 25, 2022

Brakes are the most essential safety feature of any vehicle, so only gear up them yourself if you accept the right tools and enough conviction to do the job well. You can larn how to alter the brake pads and rotors yourself in no time at all. Equally with virtually of the actually of import parts of the car, the pattern of the brakes hasn't changed much in years, which is proficient because once you learn how to supersede the brakes you tin can apply that noesis to all cars old and new.

How Brakes Work

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

Knowing When to Supervene upon the Brakes

With some cars you'll know the instant the brakes demand changing because you lot'll demand to apply them earlier than normal to terminate for the corner simply with other cars that'south not and then obvious, specially if y'all're used to driving a truck with different loads in the back and on dissimilar road surfaces which mean you adapt your driving mode to match the condition of the route and the weight of the vehicle. When the brake pads wearable downward, you'll showtime to hear a squeaking racket whenever y'all attempt and slow the vehicle. Thankfully some newer cars have brake pad sensors that alert the driver when the pads need replacing.

Preparation

According to dwelling services websites, the boilerplate cost of changing pads and rotors on a typical car is $324. That varies from state to state but y'all can wait to relieve role of those costs if you lot do the work yourself. To brainstorm the job y'all'll demand to buy new restriction pads and rotors. When you get home, put the machine in restriction and and then begin the chore by loosening the lug nuts. Now enhance the jack and so remainder the car on jack stands.

Replacing the Brakes

Now remove the bolts from the caliper and slide information technology out. At present remove the bolts on the rear of the hub that keeps the caliper carrier in place. You might demand to whack the rotor with a hammer to get it off. Practise whatever it takes because you don't need the old rotor anyway. Now employ a wire brush to remove rust from the hub before installing the new rotor. And so you replace the caliper carrier bolts and you'll be fix to compress the caliper piston. Do this until the piston is flush with the housing of the caliper. To complete the job, install pads in the carrier and employ some grease on the outside of the pad for shine operating.

To Finish

Put the bicycle back on and tighten the lug nuts to complete the job. Although yous've got new pads and rotors on the vehicle, you'll hear some squeaking to brainstorm with. That's normal when y'all've inverse the brakes. To go rid of that, drive on a highway at effectually 60 MPH and then gradually decrease speed to 40 using the brakes. Do the same from 50 to 30 MPH a few times then just drive around and utilize the brakes as normal. You lot'll shortly notice the racket go away.