Changing rear brake footwear is a comparatively easy activity that may be accomplished in a couple of hours with the precise instruments and a bit know-how. Nevertheless, you will need to word that this activity ought to solely be tried by those that are comfy engaged on their very own automobiles. In case you are not comfy working by yourself automobile, it’s best to go away this activity to a professional mechanic.
Earlier than you start, you’ll need to collect the next instruments and supplies:
– New brake footwear
– Brake footwear springs
– Brake drum puller
– Brake cleaner
– Gloves
– Security glasses
– Jack stands
– Lug wrench
– Wheel chocks
Security Precautions
To make sure your security, it’s crucial to observe these vital precautions earlier than commencing work in your automobile’s rear brake footwear:
1. Park Safely
Park the automobile on a stage, secure floor and interact the parking brake. This may forestall the automobile from rolling if you are working beneath it. Moreover, place wheel chocks behind the entrance wheels to additional safe the automobile.
Earlier than elevating the automobile, guarantee it’s secure and won’t slip off the jack stands. Examine the jack stands for any indicators of injury or put on, and by no means work beneath a automobile supported by a single jack or jack stand. All the time use a number of jack stands for added security.
Moreover, it’s essential to put on applicable security gear whereas working in your automobile. This contains security glasses, gloves, and durable footwear to guard your self from potential hazards corresponding to sparks, sharp edges, and dangerous liquids.
| Security Gear | Objective | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Security Glasses | Defend eyes from flying particles or sparks | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Gloves | Defend palms from sharp edges or hazardous chemical compounds | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Sturdy Sneakers | Forestall foot accidents from falling objects or sharp edges |
| Instrument | Objective | |
|---|---|---|
| Lug wrench | Loosening and eradicating lug nuts | |
| Flooring jack | Elevating the automobile for entry | |
| Jack stands | Offering safe assist for the automobile | |
| Brake caliper spreader | Compressing brake caliper pistons | |
| T27 Torx bit | Eradicating caliper mounting bolts | |
| 13mm wrench | Eradicating caliper bracket bolts | |
| Phillips head screwdriver | Eradicating parking brake cable bracket |
| Security Ideas: |
|---|
| – All the time put on security glasses and gloves all through the process. |
| – Strictly observe the really helpful jack factors on your particular automobile. |
| – Use jack stands rated on your automobile’s weight and set them in a sturdy method. |
Eradicating the Wheel and Tire
1). Loosen the lug nuts on the rear wheel that must be changed. Don’t take away them utterly.
2). Increase the rear of the automobile utilizing a jack and place jack stands beneath the designated jack factors for added security.
3). Take away the lug nuts and take off the flat tire.
4). Eradicating the Brake Drum
a) Examine the brake drum for any indicators of injury or put on.
b) Find the 2 brake drum retaining screws on the again of the brake backing plate.
c) Use a 7/16-inch wrench or socket to loosen the brake drum retaining screws.
d) As soon as the screws are free, gently faucet the brake drum with a rubber mallet or hammer to interrupt it free from the axle.
e) Pull the brake drum straight in direction of you to take away it from the axle.
Eradicating the Brake Drum
As soon as the wheel is off, you possibly can start to take away the brake drum. The brake drum is held on by a couple of lug nuts or bolts. Use a socket wrench or lug wrench to loosen the lug nuts or bolts after which take away them by hand.
As soon as the lug nuts or bolts are eliminated, the brake drum ought to come off simply. If it does not, chances are you’ll want to make use of a hammer to faucet it gently across the edges till it loosens.
Watch out to not harm the brake drum when eradicating it. In the event you harm the brake drum, it should should be changed, which may be an costly and time-consuming course of.
Listed here are some further ideas for eradicating the brake drum:
Use warning when eradicating the brake drum.
The brake drum is heavy, so watch out to not drop it in your foot or leg.
If the brake drum is caught, use a hammer to faucet it gently across the edges till it loosens.
Don’t use an excessive amount of pressure, as you may harm the brake drum.
As soon as the brake drum is free, take away it by hand.
Watch out to not contact the brake footwear, as they could include asbestos.
Inspecting the Brake Elements
Earlier than changing the rear brake footwear, it’s essential to totally examine the brake parts to evaluate their situation and determine any potential points.
- **Examine the brake footwear:** Test the brake footwear for indicators of uneven put on, glazing, or contamination. Exchange any worn or broken footwear promptly.
- **Look at the brake drums:** Search for any indicators of wear and tear, scoring, or warmth harm on the brake drums. Warped or broken drums ought to be changed.
- **Test the brake {hardware}:** Be certain that the brake springs, pins, and retainers are in good situation and functioning correctly. Exchange any rusted, weak, or broken {hardware}.
- **Examine the brake strains and hoses:** Examine the brake strains and hoses for any indicators of injury, leaks, or corrosion. Exchange any broken strains or hoses instantly.
- **Look at the wheel cylinders:** Search for any indicators of leaks or corrosion on the wheel cylinders. Leaking cylinders ought to be changed to stop brake failure.
- **Test the parking brake mechanism:** Be certain that the parking brake cable, lever, and linkage are all functioning correctly. Modify or substitute any worn or broken parts.
| Element | Inspection Factors | Motion |
|---|---|---|
| Brake Sneakers | Uneven put on, glazing, contamination | Exchange worn or broken footwear |
| Brake Drums | Put on, scoring, warmth harm | Exchange warped or broken drums |
| Brake {Hardware} | Rust, weak spot, harm | Exchange rusted or broken {hardware} |
| Brake Traces and Hoses | Harm, leaks, corrosion | Exchange broken strains or hoses |
| Wheel Cylinders | Leaks, corrosion | Exchange leaking cylinders |
| Parking Brake Mechanism | Put on, harm, improper adjustment | Modify or substitute worn or broken parts |
Changing the Rear Brake Sneakers
Changing the rear brake footwear is a comparatively easy activity that may be accomplished in an hour or two with the precise instruments and a bit little bit of know-how.
Instruments You will Want
- Jack and jack stands
- Lug wrench
- Hammer
- Punch
- Brake cleaner
- New brake footwear
Eradicating the Outdated Brake Sneakers
- Increase the rear of the automobile and safe it with jack stands.
- Take away the rear wheels.
- Take away the brake drum by eradicating the bolts that maintain it in place.
- Disconnect the brake line from the wheel cylinder.
- Take away the brake footwear by urgent the springs that maintain them in place.
Putting in the New Brake Sneakers
- Clear the brake drum and wheel cylinder with brake cleaner.
- Set up the brand new brake footwear by urgent them into place till they snap into the springs.
- Reconnect the brake line to the wheel cylinder.
- Set up the brake drum by aligning it with the wheel studs.
- Tighten the bolts that maintain the brake drum in place.
- Set up the rear wheels.
- Decrease the automobile to the bottom.
Inspecting the Grasp Cylinder
As soon as the brand new brake footwear are put in, you will need to examine the grasp cylinder to make sure that it’s functioning correctly. The grasp cylinder is accountable for offering hydraulic strain to the brake strains, which in flip actuates the brake footwear.
To examine the grasp cylinder, examine the fluid stage within the reservoir. The fluid stage ought to be between the “min” and “max” marks on the reservoir. If the fluid stage is low, it could point out a leak within the brake system. You must also examine the brake fluid for any indicators of contamination, corresponding to grime or water. If the brake fluid is contaminated, it ought to be flushed and changed.
| Symptom | Potential Trigger |
|---|---|
| Low brake fluid stage | Leak within the brake system |
| Contaminated brake fluid | Filth or water within the brake system |
| Spongy brake pedal | Air within the brake strains |
| Arduous brake pedal | Defective grasp cylinder or booster |
In the event you discover any of those signs, you will need to have the brake system inspected by a professional mechanic.
Adjusting the Brake Sneakers
As soon as the brand new brake footwear have been put in, they should be adjusted to make sure correct contact with the brake drum. Comply with these steps:
- Pump the brake pedal a number of instances. This may assist to seat the brake footwear in opposition to the brake drum.
- Find the brake adjuster. It’s normally situated on the backside of the backing plate, close to the middle of the wheel.
- Flip the adjuster screw. Use a flat-head screwdriver or an Allen wrench, relying on the kind of adjuster. Flip the screw in small increments (about 1/8 flip at a time) till you hear the brake footwear make contact with the brake drum.
- Test the brake pedal. Pump the brake pedal a number of instances and make it possible for it feels agency and gives good stopping energy.
- Retighten the adjuster. As soon as you’re glad with the brake pedal, retighten the adjuster screw to stop it from loosening over time.
- Repeat steps 3-5 for the opposite brake shoe. Ensure that each brake footwear are adjusted evenly.
- Highway take a look at the automobile. Drive the automobile at a low velocity and apply the brakes a number of instances to make it possible for they’re working correctly.
- Test the brake adjustment once more. After driving for a brief distance, re-check the brake adjustment to make it possible for the brake footwear are nonetheless making good contact with the brake drum.
Reassembling the Brake Elements
9. Reinstalling the Backing Plate
Fastidiously align the backing plate with the wheel cylinder. Be certain that the brake footwear are correctly seated within the backing plate. Safe the backing plate with the bolts or clips that have been eliminated earlier. Tighten the bolts or clips to the required torque (discuss with your automobile’s service guide for particular torque values).
Bolt/Clip Measurement Tightening Torque 10mm 25-35 ft-lbs 12mm 35-45 ft-lbs Examine the brake footwear and adjusters to make sure they’re correctly positioned and freed from any obstruction. Reinstall the drum brake {hardware} equipment (together with star wheel, springs, and retainers) by following the reverse order of how they have been eliminated. Guarantee every part is securely put in and correctly functioning.
Test the brake fluid stage within the grasp cylinder and prime it off if vital. Bleed the brakes to take away any air which will have entered the system.
Testing the Brakes
Earlier than changing the rear brake footwear, it is necessary to check the brakes to find out the extent of the issue. This is how you can do a primary brake take a look at:
- Begin the engine and let it idle.
- Apply the parking brake.
- Press and launch the brake pedal a number of instances.
- Together with your foot nonetheless on the brake pedal, launch the parking brake.
- Slowly launch the brake pedal.
- If the automobile rolls ahead, the rear brakes should not working correctly.
- If the automobile does not roll ahead, the rear brakes are working correctly.
Extra Notes:
- If the automobile rolls ahead slowly, the rear brakes could also be partially useful however want consideration.
- If the brake pedal feels spongy or pulsates, there could also be a fluid leak or different brake system subject.
- In the event you’re not comfy performing this take a look at your self, take the automobile to a mechanic for a extra complete brake inspection.
The best way to Exchange Rear Brake Sneakers
Changing the rear brake footwear in your automobile is a comparatively easy activity that may be accomplished in about an hour. Listed here are the steps on how you can do it:
- Park your automobile on a stage floor and interact the parking brake.
- Loosen the lug nuts on the rear wheels, however don’t take away them utterly.
- Jack up the rear of the automobile and place jack stands beneath the designated jack factors.
- Take away the lug nuts and wheels.
- Find the brake drum and take away the mud cap from the middle of the drum.
- Use a big screwdriver or brake spoon to pry off the brake drum. It could be essential to faucet the drum with a hammer to loosen it.
- As soon as the brake drum is eliminated, you will note the brake footwear. Use a pair of pliers to take away the springs that maintain the footwear in place.
- Fastidiously take away the outdated brake footwear and substitute them with the brand new footwear.
- Reinstall the springs and brake drum.
- Repeat steps 5-9 for the opposite rear wheel.
- Decrease the automobile and tighten the lug nuts.
- Pump the brake pedal a number of instances to seat the brand new brake footwear.
- Take a look at the brakes earlier than driving the automobile.
Individuals Additionally Ask About The best way to Exchange Rear Brake Sneakers
How a lot does it price to switch rear brake footwear?
The price to switch rear brake footwear varies relying on the make and mannequin of your automobile. Nevertheless, you possibly can count on to pay between $100 and $200 for components and labor.
How usually ought to rear brake footwear get replaced?
Rear brake footwear ought to be changed each 30,000 to 50,000 miles. Nevertheless, you will need to have your brakes inspected commonly to make sure that they’re in good situation.
What are the indicators that rear brake footwear should be changed?
There are a number of indicators that rear brake footwear should be changed, together with:
- A grinding noise when braking
- A pulsation within the brake pedal
- Lowered braking energy
- A low brake fluid stage
