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Questions tagged [brakes]

Brake systems on vehicles are typically driven by either pneumatic or hydraulic systems that multiply the force applied by an operator to slow a vehicles rate of speed through the use of friction.

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6 votes
4 answers
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What can cause two deep "stepped" grooves in a rotor?

I have a Civic with a little over 20K miles with the original brake pads and rotors. One of the rear rotors has "step-like" grooves on the top and bottom. I visually inspected but can't ...
jpQuick's user avatar
  • 63
3 votes
1 answer
41 views

Squeaking sound from the wheels after taking out of storage

I have a 1991 Mazda Miata that I have had stored in a Garage for the past 6 months or so. After taking it out of hibernation a few weeks ago, there has been a rather loud squeaking noise coming from ...
Flats's user avatar
  • 131
0 votes
1 answer
17 views

Rattling brakes

Just had my brake pads and rotors replaced. Now there is rattling coming from both sides butnot when I'm applying my brakes can someone please help with a possible problem it could be.
Valerie 's user avatar
2 votes
2 answers
75 views

Is it normal for rust to appear on brake disks within a couple of days of buying a new car?

I bought a Mustang Mach-E two days ago. Been very happy with it, except it rained last night and today the brake disks are covered in rust on all four wheels. We do live near a salt water bay, but my ...
Aaron's user avatar
  • 123
2 votes
3 answers
137 views

Does engine braking help stop a car faster in an emergency?

In emergency situations many people press clutch and brakes at the same time, however if lets say we only press the brakes to still keep engine braking active , would that help us stop faster? I ...
Timothy Scherer's user avatar
1 vote
1 answer
31 views

juddering on my steering wheel when braking…

I have a 2018 xtrail… I had my brake pads changed recently, they had an issue recalibrating the brakes afterwards… it took ages! And since having this done I have had a judder on the steering wheel ...
Help me 's user avatar
1 vote
1 answer
60 views

Brake noise only when releasing brakes

I hear some whining noise always and only releasing brakes, but that noise is completely gone if it's raining while I'm driving. What could the issue be? I drive a Hyundai Sedan (elantra 2009). Also I ...
answerSeeker's user avatar
0 votes
0 answers
31 views

Nasty sound on truck

My truck is making this horrendous sound whenever my wheels are turning. It’s like a low pitched grinding sound. I’m going to link a video of it so you can hear for yourself. I don’t know anything ...
Brock Neill's user avatar
2 votes
2 answers
194 views

2002 gmc sierra 2wd rpms rise when applying brakes

Truck is 2wd 5.3 v8 non flex fuel When driving anywhere from 60mph to 80mph rpms rise when I lightly tap or touch the brake pedal. I also get intermittent abs and brake warning lights when hitting ...
Joe.'s user avatar
  • 21
1 vote
2 answers
33 views

ABS ECU command while bleeding brakes

My OEM scanner gives me the option to command the ABS system to do something important while bleeding brakes. In the past (before I owned this scanner) I seemed able to bleed the brakes fine on the ...
TSG's user avatar
  • 121
5 votes
1 answer
285 views

How does the brake fluid return to reservoir in Disc Brakes after brake pedal is released?

In drum brakes i think there is a spring that returns the shoes of the drum to their original location which pushes fluid back into reservoir. However for example in the video at timestamp https://...
Timothy Scherer's user avatar
2 votes
1 answer
32 views

What are the signs of sticking brakes?

Since couple of days ago my car started to feel a bit more sluggish on initial launches and when i park it on a very slight slope with no handbrake pulled and gear in neutral, it doesnt start to roll ...
Timothy Scherer's user avatar
15 votes
6 answers
7k views

Mechanic sent me this image and said my brake rotors should be replaced. Does this seem right?

I feel like it is normal to get some rust, especially over the winter season, where it is wetter and I have been using my vehicle less. Can you tell if they need replacement from the picture? Car is 5 ...
SmarticusRex's user avatar
3 votes
1 answer
80 views

Broken Brake Caliper Pin

A few months ago, I bought a 2008 E-150 Cargo Van. The other day, I noticed that there was some grinding noise in the brakes, so today I removed the front brake calipers and found that one of the ...
Edwin's user avatar
  • 479
2 votes
1 answer
57 views

What could cause spongy brakes on a 1997 Chevy Suburban?

I had brake drums/rotors replaced, along with shoe adjusters in June 2021, and it's now 2023. Not sure how many miles we've put on them, but we've driven from Arkansas to Arizona, Montana, and more ...
Wayne Werner's user avatar
3 votes
1 answer
222 views

What could cause drivers side brake drum wearing more than passenger side brake drum?

I have a 1997 Chevy Suburban and the brakes suddenly started feeling spongy (which is a different question) - I went through to inspect all my brakes and front brake pads look fine/reasonable wear, ...
Wayne Werner's user avatar
2 votes
0 answers
102 views

One rear wheel hesitates to spin freely after drum brake change

I have a Vw Polo 6n2 from 2000 without ABS. A while back I replaced rear drum brake cylinders and shoes. After the change, with the wheels off, one of the drums were stuck while the other side spin ...
neortic's user avatar
  • 41
1 vote
2 answers
114 views

When switching from organic to ceramic brake pads, how important is it to resurface or replace rotors?

Question #1: When switching from organic to ceramic brake pads, on a scale of 1-10, how important is it to resurface or replace perfectly good rotors? Question #2: Can the perfectly good rotors be ...
Joe Coletta's user avatar
2 votes
1 answer
51 views

EBC brake pad sizing issue

I’d appreciate some advice please on whether this is normal. I bought some EBC yellowstuff pads for a track session I had recently. The pads fit the caliper ok and were drivable but they were ...
Ross Whitehead's user avatar
0 votes
0 answers
33 views

control mechanical brake disc by motor

I am doing a car project with mechanical braking system of the bicycles (caliper, wire, disc), and the car must be able to carry 60 kilos on top of it. I am required to control the brake system ...
المهندس محمد جابر's user avatar
2 votes
1 answer
38 views

Would a brake caliper cover work here, little clearance?

I just got a very low mileage Lexus IS350 convertible. About the only thing on the car that looks old is the brakes. I was thinking to get some after-market caliper covers. The rear has plenty of ...
Fattie's user avatar
  • 371
0 votes
1 answer
37 views

Why is thecoolant leaking out after hitting the brakes hard

My car was being driven erratically and the brakes were hit hard now I have coolant pouring out from somewhere under the radiator reservoir
StephieLeigh Hearn's user avatar
1 vote
1 answer
71 views

Can this damage my motorcycle?

So when I brake, I first hold the clutch to take the power away and then I start braking. The problem is when I try to accelerate again, it takes about 5 seconds for the motorcycle to start moving ...
RICARDO A PEREZ V's user avatar
1 vote
1 answer
38 views

Stripped Threads in Hyrdo Boost

From the pictures above, I have a hydroboost that I need to attach a hose/line to. The problem is that when trying to screw in the bolt with just my fingers, I get a little bit of resistance, and the ...
Wolf Zwiener's user avatar
3 votes
0 answers
33 views

front left brake clicking noise after changing gear

I have noticed that when I switch between straight and reverse, there is a clicking noise near the left front brake, when I let the car go for a few seconds then push the brakes. It's only one ...
jeffAA's user avatar
  • 31
5 votes
2 answers
3k views

Why does brake pedal ever move

I don't think my question has any connection to vehicle maintenance or repair but I think this is the closest site to my question topic. My question may be arising from misunderstanding. For that I'm ...
John greg's user avatar
1 vote
2 answers
39 views

Brakes sticking on one side

I have an 08 Altima. After brakes started sticking and rubbing I replaced pads and in appx a week they were rubbing again, as well as sticking on passenger side. This time I replaced the pads again,as ...
Goodoboy78's user avatar
1 vote
1 answer
697 views

One of the front wheels get hotter than other one

I have 2010 Suzuki Alto ( front wheel drive ), Recently I noticed that front wheels get hotter unusually. Just a 5km drive makes lug nuts really hot. A mechanic checked the calipers & everything ...
Dilshan's user avatar
  • 113
1 vote
1 answer
31 views

Can lack of brake fluid cause wheel leakage

My tuk tuk has wheelleakage this is after fluid reservoir become empty and becomes hot in the wheel
kamutu maundu's user avatar
2 votes
1 answer
183 views

Do I need to bleed the brakes or overhaul?

My Ecosport has done just shy of 30k kms but the brakes leave a lot to be desired. The bite is not there as my friend's car has. If I apply the brakes it feels it takes time to come to the halt, while ...
Voyager1011011's user avatar
3 votes
2 answers
113 views

Had to replace brakes and rotors in the front on a 1 year old vehicle - this normal?

I added some pictures of the rotors that they said had developed bad grooves because of rust. Is this normal? This is from a 2021 Toyota Tacoma. I'm at 35000km, which is a lot after 1 year, but I ...
xil3's user avatar
  • 131
3 votes
1 answer
2k views

Anti-seize on a slider pin?

Is there any circumstance in which it would be acceptable to put anti-seize on a slider pin (for a brake caliper)? A mechanic wrote this to me: "When slider pins are serviced, they are removed ...
Nike Dattani's user avatar
1 vote
1 answer
62 views

Brake light switch clicky

Mazda 3 2017 with 21,000 miles. The brake light switch ( brake relay switch ) seems to be a bit clicky and slightly stiff ( doesn't move in and out smoothly) Any ideas how to fix it ?
venomx's user avatar
  • 131
0 votes
1 answer
65 views

Did I do damage by replacing the rear rotors and pads with the parking brake engaged on a 2011 Mazda 3?

I was helping my brother replace his rear brake pads and rotors on his 2011 Mazda 3. It was his first attempt at replacing brakes, and he didn't tell me he engaged his parking brake to prevent it from ...
TheEmpireNeverEnded's user avatar
0 votes
2 answers
38 views

Brakes behaving weirdly in reverse after hard stop

2017 VW Polo auto Hi my son hit the brakes quite hard and now when you try and reverse with the hand brake off it’s acting like the hand break is still on and won’t reverse but rather tries to then ...
Kelly Walsh's user avatar
1 vote
0 answers
53 views

What is wrong with my brakes and rotors?

I've replaced my rotors and brakes 3 times in the past 18 months. A mechanic this last time said the lower control arm needed replacing so I did. Not even 8 moths have gone by, 4000 miles and I'm ...
Katb0121's user avatar
0 votes
1 answer
137 views

The center of my rotor get rusted fast. Do I miss any maintenance step?

The center of my rotors gets rusted very fast, probably after several weeks after I replace them (See the picture). I read that it’s normal because the rotor is made of cast iron. However, I also ...
Harper's user avatar
  • 125
3 votes
2 answers
59 views

How is lost fluid replaced when bleeding brakes?

(Embarrassing question. I had a vague sense of how the master cylinder (M/C) works; but, when I look at the pictures, I don't see it.) When bleeding (per schematic below): Push on the pedal. The ...
George's user avatar
  • 1,103
1 vote
0 answers
65 views

Excessive brake pedal travel

I have a 2009 Honda Accord, and I can press the brakes 3/4 of the way down before they start braking the vehicle. I bled brakes at all 4 wheels but it barely made a difference. One accord owner told ...
TSG's user avatar
  • 121
1 vote
1 answer
40 views

Gunk around wheel cylinder. (Drum brakes)

'07 Cobalt LS, rear drums I find some slightly sticky brown 'goo' around where this wheel cylinder mates with the backing plate. (Picture below) The other side doesn't have this. I don't find ...
George's user avatar
  • 1,103
1 vote
2 answers
47 views

I was stopping for a light and my brakes only half worked, why?

I have a 2002 Saturn L200 which I bought at 91,000 miles and currently has 106,000 miles. I replaced the rear brakes myself (with the aid of a mechanic) at about 98,000 miles. Up until today, I've ...
geronimo's user avatar
  • 111
0 votes
2 answers
131 views

Why does my Subaru Forester need brakes so frequently?

Our 2014 Subaru Forester (2.5li, standard transmission) had its brakes (pads and rotors) replaced on September 2020 at 75,000 miles. Now, it's September 2022 and the car has 90,000 miles on it. Our ...
nuggethead's user avatar
1 vote
0 answers
74 views

Soft brake pedal goes to floor after changing brakes and rotor

I had someone change my brake pads and rotor. However now that they have I have no working brakes. I hear weird noise from car brakes. The brake light is on. We have filled brake fluid (since it was ...
kara kirkpatrick's user avatar
0 votes
2 answers
42 views

Brakes very rusty after recent replacement

Holden Cruze 2002 front tyre All drive or rotors are rusty now why only had them replaced spent 800. Plus other things all up spent 1580 there also abs light keep coming on EDIT: Does this picture ...
Lou's user avatar
  • 1
0 votes
1 answer
66 views

Should brake pedal push to floor whilst idling

The brakes work ok but at idle I can easily push the pedal to the floor with the car idling. The pedal doesn’t sink by itself and with the engine off the pedal becomes firm within a couple pushes as ...
ajayel's user avatar
  • 464
0 votes
0 answers
51 views

Do I really need entire new brake system for all 4

I have a 1999 Acura Integra bought from friend in business and new/rebuilt engine was put it, yr car that has been sitting outside not driven for 7 years. I had a semi official mechanic come to look ...
Christina L's user avatar
2 votes
3 answers
88 views

unequial drag from front (disc) brakes

'07 Cobalt LS. No ABS, no traction control. I have (IMO) excess drag when I manually rotate the passenger side front wheel. Inspecting, those pads have lost a lot of material. (inner & outer ...
George's user avatar
  • 1,103
2 votes
1 answer
2k views

What thread lock is appropriate for caliper bracket bolts?

I drive a 2003 Ford Ranger with front disc brakes. About two years ago I replaced the rotors and pads and am sure I used a thread lock during assembly (and torqued to spec). The other day when I was ...
STW's user avatar
  • 123
0 votes
1 answer
21 views

Question about brakes caliper

So I was wondering if I can use 2 different brake caliper on my car one is from Duralast and one is from cardone
Abraham's user avatar
2 votes
0 answers
90 views

Flute like sound when depressing the brake pedal, engine off

I have a Vw Polo 6n2 from 2000 without ABS. A while back I replaced rear drum brake cylinders and shoes and then I bled them. Concerned with the brake fluid level in the reservoir which went below ...
neortic's user avatar
  • 41

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