Questions tagged [brake-calipers]

Hydraulic device that compresses brake pads against spinning brake discs in order to create a higher friction co-efficient to reduce a vehicles forward or rearward motion.

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15
votes
5answers
71k views

Change calipers on both sides?

Four months ago, I had a seized brake in the front left. The slide bearing was stuck and the outer pad was worn more than the inner (at the piston). I wasn't able to move the journals of the bearing ...
12
votes
4answers
24k views

Brakes make a "POP" sound and then I can't brake

I have a 1998 Honda Accord. I am driving today and I know that I need new brakes. They make a metal on metal screeching sound when I brake. Today as I go to brake at an intersection I hear a loud pop ...
9
votes
4answers
12k views

How should I remove paint from calipers?

I have a set of STI brake calipers that I'm interested in refinishing. From the factory, they come with a black finish and white lettering. What is the best way to remove the existing finish so that I ...
8
votes
3answers
4k views

Are DIY store bolts okay for critical components?

I managed to turn a routine brake job into a bit of a minor nightmare by having one of the calliper bracket bolts break off. One bit is stuck inside the calliper bracket. I don't know exactly why it ...
8
votes
2answers
25k views

How do parking brakes acting on disc brakes work?

My car has disc brakes in the rear, and the calipers have a small lever, which is pulled by the parking brake cable. (The parking brake uses the discs, so there is no additional drum or similar.) ...
8
votes
1answer
2k views

What grade of bolts should I use for motorcycle brake hardware?

I'm setting up a motorcycle front end from used parts, and some of the mounting bolts were not included. The same bolt is used both for mounting the calipers to the forks, and mounting the brake discs ...
7
votes
2answers
923 views

If I am replacing a brake caliper should I also put in a new rotor, even if the existing one is in spec?

One of my front brake calipers is sticky and needs to be replaced. What else should be done while the caliper is out?
7
votes
1answer
3k views

Brakes Slipping/malfunctioning

I recently got in a car accident because my brakes failed to work. It felt as if when I pressed them, they had slipped. I tested the brakes after-the-fact to see what the problem was, and this problem ...
7
votes
1answer
231 views

What is this piece of metal at my caliper?

This is the new caliper for my rear left wheel as seen from above, also when it's mounted to the car: The cable of the parking brake is attached to the hook at the lower right, and the housing is ...
7
votes
2answers
10k views

2000 Chevrolet Silverado brakes dragging, 4 new rotors, 4 sets of pads, new e-brake shoes, new front calipers

I recently replaced myself or had replaced all pads, all rotors, front calipers, rear guide pins and brackets, rear brake shoes, and rear e-brake hardware, as well as the e-brake cable on my 2000 ...
6
votes
2answers
42k views

How much disc brake drag is acceptable?

As far as I know brake pads are supposed to maintain slight contact with the rotor at all times. As usually the only thing pushing the piston back after braking is flex of the square cut seal around ...
6
votes
1answer
49k views

What type of Brake Lube to use

I am going to do a DIY brake job on my car and am trying to sort out how to lube everything. I found this helpful list of places to lube: What brake components need to be lubricated? but it does not ...
6
votes
1answer
641 views

What is compromised with rebuilt calipers?

I'm looking at upgrading the brakes on my vehicle with a larger set. As such, I'm looking at calipers and came across a set that were rebuilt. Specifically, the calipers have had helicoils installed ...
6
votes
2answers
7k views

Is PTFE (Teflon) tape safe to use on brake bleeder valves?

There is a thread on the chemical composition of PTFE tape (Teflon tape) here: Master cylinder leak but my question is, will PTFE tape stand up to the heat generated by front disc brakes? Or, will ...
6
votes
1answer
7k views

When to replace the brake calipers

How do you know if you need the calipers replaced? I took my SUV in for servicing and was told my calipers needed to be replaced along with my brake pads and rotors. I knew the brake pads were going ...
5
votes
4answers
12k views

What do you do when brand new pads are rubbing on new rotor? It smokes and smells so bad and it seems like it is going to catch on fire

What do you do when brand new pads are rubbing on new rotor? I changed both rear rotors and brake pads but passenger side piston was so hard to retract. Had to rent a heavy duty tool because mine kept ...
5
votes
3answers
511 views

How can a damaged caliper prevent other calipers from fully pressurizing?

I've got a 2013 CR-V. During a recent service, I asked a tech to take a look at what might be causing a weird smell to come from one of the rear wheels. During the initial look, he noticed that there ...
5
votes
6answers
40k views

Front brake caliper mounting bracket out of alignment with rotor

When the brake caliper mounting bracket bolts are tightened to the hub (on the passenger side only!), the new rotor binds against the bottom of the bracket on the outside (away from the center of the ...
5
votes
3answers
34k views

Seized brake caliper following brake pad & disc replacement - what could be wrong?

Took my 2006 VW Touareg in for servicing and had the dealership replace the rear brake pads and discs. In a post-replacement test drive the dealership discovered that one of the sides has a stuck ...
5
votes
3answers
734 views

In general, are there signficant differences between OEM and non-OEM brake parts?

The cost of OEM parts for some cars are just completely crazy, compared to the cost of non OEM, third party parts for the same cars. That said, the quality of the cars must be at least somewhat ...
5
votes
2answers
15k views

New Pads, Rotor, & Caliper; Grinding, Squeaking, and Heat

I just replaced my rear-passenger side Caliper, Caliper Bracket, Rotor, and Brake-pads due to the rotor, pads, and caliper bracket grinding together. Vehicle: 2000 Blazer 4WD, recently had front ...
5
votes
3answers
21k views

New Calipers But Brakes are Locking Up and Getting Hot

I went to Midas and they said I needed new calipers on my 2001 Toyota Tundra. They put them on and all was well. I later took the truck into town 7 miles where the brakes began slowing the vehicle ...
5
votes
1answer
89 views

Constant issues with the Calliper

I have a VW Golf 2005 reg TDI 2.0. I am having to replace calliper one after another. The first time it was front passenger side, and then rear passenger side. Now I am replacing the front driver side,...
4
votes
2answers
416 views

ABS Warning and Brake Calipers - Long Post

Edited: I received photos from the shop and I’m wondering if this changes any opinions. I have a 2016 Chevy Malibu LT 1.5L in Florida that we’ve had for going on 1.5 years. I’m sorry this is so ...
4
votes
1answer
4k views

Did I toast my caliper?

While compressing the front brake caliper piston on my 93 miata fluid seemed to be getting out of the piston. It only did it on the driver's side. I test drove the car several times and braked hard a ...
4
votes
1answer
348 views

Likely source of 'grease balls' in brake caliper piston cup

While changing the brake pads on my 2003 Subaru Forester, I found two balls of what appeared to be rust mixed with either oil or grease in the metal 'cup' of one brake caliper piston (picture below). ...
4
votes
2answers
20k views

Are silicone and dielectric greases interchangeable?

Today I was servicing my front brakes and one slide pin on each side was frozen in the bracket. After removing and cleaning everything I went to grease the pins but realized I ran out of silicone ...
4
votes
2answers
4k views

Guide pins in brake caliper

Should the inside of the slot where the guide pins go be cleaned out and filled with a bit of silicone paste when re-lubing the guide pins? Or does lubing the guide pins do enough.
4
votes
2answers
11k views

Why doesn't the brake caliper piston retract when brakes released?

Just got myself a project, an '89 Jeep Comanche. Both front brakes were seized up, so I put in new brake hoses, calipers, & pads. The passenger side brakes work mint now, but on the drivers side, ...
4
votes
1answer
357 views

Specifics about changing a brake caliper on 2000 Toyota Camry

I went to change the brake fluid in my 2000 Toyota Camry and when I tried to unscrew the bleeder nipple on a front caliper it broke in half rather than unscrewed. So, I need to replace the caliper ...
4
votes
1answer
483 views

03 Honda Civic Serious Brake Caliper Question

The car began to lose speed and I immediately got to the side of the road.The car was losing power. I noticed smoke from the wheel while still in the car once I stopped. in reverse and drive the car ...
4
votes
1answer
12k views

Wheel rubbing/tight at one point per wheel revolution

On my 2005 BMW 320D, I recently (200 miles/1 month ago) noticed a rubbing noise coming from the front passenger side wheel. It is only really noticeable on smooth tarmac at slow speeds, but I did ...
4
votes
1answer
533 views

New Front Brake Calipers and Pads out of Allignment with New Rotors after Bearing Repack and Hub-Rebuild

i Just bought this 1993 Toyota 4x4 and am restoring it. i put on the new calipers and pads; and the inner pad is rubbing on the rotor; with a gap on the outer pad as you can see in the pictue. there ...
3
votes
2answers
4k views

Brake caliper leak while pushing piston back

I'm a bit worried about my front brake calipers on my MX5 MK1. I was replacing the front brake pads, and I had to push the caliper piston back in order to fit with the new pads. I used a C clamp to ...
3
votes
2answers
3k views

Brake pads finished on only 1 front wheel

I went in to Midas to get my brake pads finished beginning around Feb this year. 2 days back my brakes start screeching. I drive and when they are changed I realize the two brake pads on 1 front ...
3
votes
1answer
2k views

Position of brake calipers different between wheels

I noticed when looking at a Porsche 918 the other day that the brake calipers are not the same position on the front wheels as the rear ones. I then noticed that they are laid out the same on a BMW M3....
3
votes
1answer
63 views

Are these unmarked bolts OK for brake calipers?

I'm replacing some broken bolts in my front Subaru brakes. Specifically these are the 17mm bolts which attach the caliper bracket to the hub / knuckle assembly. The calipers separately attach to those ...
3
votes
2answers
11k views

Grinding noise when braking after fitting new pads and discs

Just fitted my own pads and discs to both front wheels for the first time. Driver's side is fine but passenger's side makes a slight grinding noise when I brake. The caliper on the passenger side was ...
3
votes
1answer
151 views

Do I have to do anything to brake calipers in order to prep them for refinishing? [duplicate]

I have a set of used 2014 Subaru STI calipers that I am considering to have refinished. They're black and have STI logos, but they'll be going on a vehicle that is not an STI which is why I'm ...
3
votes
1answer
816 views

Shaking when stopping

I changed the rotors and brake pads and my car still shakes. They told me it was the lower control arm, I changed it and it still shakes. I'm starting to think it's the caliper. How or what do I need ...
3
votes
2answers
2k views

Rear brake piston hard to turn back in, uneven wear on pads

2010 Toyota Matrix, Manual, Base model 1.8 L Some context It was time to replace the rear brakes (noise, grinding). When I took everything apart, I found that the inner pads were extremely worn, at ...
2
votes
2answers
382 views

For the '03 Audi A8 3.7 V8, can you retract the rear calipers without the need for dealer tools/software?

As far as I can see, if I understand it correctly, you need special equipment to replace the rear pads on many Audi's. Otherwise you won't be able to retract the rear calipers. Is this also true for ...
2
votes
2answers
136 views

Brake won't pump up

I have a 2009 Buick Enclave 3.6 I changed out the wheel bearing and in the process I had to compress the calipers to get them back on. Now the brakes will not pump up. Any ideas? I did not break any ...
2
votes
2answers
15k views

Front Right Wheel locked up while driving

I have a 2006 Mitsubishi Lancer. I was driving on the freeway when all of a sudden I start hearing a loud squeaking noise. Then, when I came to a low speed (15 km/h or so), there was a massive BANG ...
2
votes
1answer
50 views

How to pin brake piston: required to install new brake pads

95 Integra LS: rotor was replaced and the brakepads are positioned for service. The rear-brake caliper gap must be opened wide enough to receive the new rotor, that is sandwiched between the two new ...
2
votes
1answer
1k views

NYS Inspection Failed - Seized caliper?

My partner went to Mavis today for an inspection, despite my fears that they'd try to milk her for a job. Sure enough, they came up with a whole list of things the car needed and vague reasons why ...
2
votes
2answers
34 views

Right front brake hanging up

2002 Ford F-150 XL 2 wheel drive 4 wheel disc brakes 4.2L I replaced caliper, rotor/hub assembly, & pads on Right side, & pads on left side. Now, the right side will not bleed fluid. I bled ...
2
votes
1answer
48 views

Question regarding caliper assembly

I have a 2012 Ford Fusion SEL and have decided to try to replace brakes and rotors myself. I have successfully got the caliper and piston removed. Successfully reset the piston. Put the new rotors on ...
2
votes
1answer
116 views

Two completely different opinions- what to do? frozen front left caliper or nothing?

Horrible experience yesterday has left me completely confused. I stupidly accelerated very fast and hit the brakes very hard in a short amount of time. About a half hour later, driving around, the ...
2
votes
1answer
3k views

Caliper Issue Question

I have a 2014 Honda Civic EX with about 65K miles on it. I have been told that for some reason our calipers aren't 'firing correctly'. Two questions, one, it seems like I only get this recommendation ...