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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44 views

Caliper Seized First Time Driving After Brake Repair. Whose Fault?

This week, mechanic replaced rear brake pads and rotors after mechanic said they needed replacing. Then, the first time driving it (just a few days after the repair), the rear right tire smelled ...
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33 views

What is the difference between different (marketing?) “tiers” of brake fluid?

Looking for DOT3 brake fluid for a 2009 Toyota Venza. There are several options in store which meet the same base specifications (DOT3, Federal Standard CVSS-116 and SAE J1703) as required by the ...
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68 views

Front passenger brake keeps sticking at random

I have a 2007 Kia Sorento. 3 weeks ago the front right caliper or brake started sticking. So much so that there was an extreme amount of heat coming from the wheel area. So far we have replaced the ...
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76 views

Why don't car brake systems generally use mineral oil as brake fluid?

Most cars use DOT brake fluid, which is hygroscopic. By absorbing moisture, it needs to be periodically changed, typically every 2 years. Thus, for example for a 20 year service life the brake fluid ...
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1answer
62 views

Are master cylinders really different between ABS and non-ABS?

ABS was optional on my car, and most of the readily available replacement master cylinders are marked either "ABS" or "non-ABS". The "ABS" units are rare and are "...
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41 views

Brakes slowly locking up while driving

Hello everyone I have a 2001 Honda Civic dx that I just bought as a commuting vehicle to replace my wrangler. The only problem with it is that the brakes slowly lock as you drive it. I was told it was ...
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56 views

Manual car rolls back on hill

When parking on our sloped drive always have to engage 1st gear and handbrake on with bricks behind wheels. If we don’t do this car rolls back, on every occasion. It seems to move then stop, move then ...
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30 views

Manual transmission SUV towed in neutral with parking brake on

Trying to assess the damage to a vehicle of mine from being towed. Vehicle isn't currently insured (project truck/won't start), so not able to test drive it at the moment. Vehicle was towed about 20km ...
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How to relieve pressure to behind caliper piston? [duplicate]

95 Integra LS 4-door: I am having great difficulty pushing in the caliper piston: necessary to position the rear brake caliper. As the brake fluid system is closed, I would think that opening the ...
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47 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 ...
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59 views

What would happen if you pull e-brake and floor the acceleration while driving at speed?

In a Youtube video, a man's gas pedal gets stuck all the way down while driving on the highway at 100 mph. He claims he is unable to put the car in neutral, and refuses to pull the e-brake. He calls ...
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Front wheels keep locking on 04 Honda Accord

I recently changed my front brakes & calipers ever since my front wheels keep locking up. The mechanic has replaced the calipers yet again & bled the entire system still the same problem. ...
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1answer
26 views

Does Rotor Scoring caused by old brakepads warrant rotor replacement?

95 Integra LS brakepads have scored the rotor: Does the scoring warrant replacement? If I must go through the trouble of taking the part out for resurfacing, I am inclined to install a new $25 rotor....
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Sheared Bolt: 95 Integra LS

While attempting to replace the brakepads, the lower bolt that that pins the caliper shield sheared off. What is the preferred method to remove the bolt shaft without damaging bolt receptical? It's ...
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40 views

Possible to replace brake line fitting?

I wanted to replace the brake piping connection where the center and rear brake pipes meet. The existing fittings seem rusted beyond reuse. Is there a way I can cut off the old fitting and add new ...
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56 views

Why do some cars have “soft” brakes

So I don't know if this is a real thing or something in my head but searching mainly returns issues with broken/spongy brakes and I don't think this is that. So I figured I'd ask you guys. All my life ...
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Replaced brake booster 1 1/2 years ago &this is the 2nd time now that when useing the break it makes a hissing noise &at times pedalsucks to the floor

Toyota Camry LE 4 Cylinder 2007. A year and a 1/2 ago I replaced my brake booster and ever since then (this is the 2nd time now) my brakes don't work very well they make a hissing noise when I apply ...
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44 views

Feel wheel rotation when pressing hard on the brake

I was driving in the interstate (Nissan 2019 Versa Note) and the car in front of me stopped abruptly, so I had to do the same thing. I pressed down on the brake pedal really hard and for a moment I ...
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1answer
44 views

Brakes are hard after replacing shoes

1971 Dodge pickup. Drum brakes. Rebuilt system 3 yrs ago. Has been fine. Drove from N. Ca. To Columbus Ga 2yrs later squealing from left front and back brake while truck is in motion. Tap brakes stops ...
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79 views

Did I mess up my brake job?

2017 Nissan Altima SR 2.5L I replaced brake pads less than a month ago because I was hearing a grinding noise in the rear. I was shocked to see that the pads had approx half life left in them. Went ...
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18 views

Vibration and Brake Issues in Bajaj Dominar 400 UG motorcycle

I have a Bajaj Dominar UG-2019 motorcycle which I have riden for around 6000 Kms. I have been noticing that it vibrates a lot between ~3000 and ~5000 RPM and vibration reaches to footpegs and ...
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24 views

ABS Brakes Bleeding

I replaced my calipers,pads, rotors, master cylinder, brake mod, hubs on my 2000 Chevy Silverado C1500 when I tried to bleed brakes it would not do anything. No pedal pressure and no fluid when trying ...
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22 views

Replace CV axle on passenger side --Brakes not working now

My husband replaced CV axle on passenger side and now after putting the tire back on the brakes go to the floor. They are fine until you put the tire on.
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1answer
59 views

Brakes are suddenly hard to push since I put new pads on, why?

I recently put new front brake pads on my wife's 2010 Chrysler Town and Country. I did not change the rotors as they were new last time I changed the pads and they still felt smooth and thick enough. ...
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2004 Toyota Sienna soft brake woes

Been a mechanic for 20 years now. Wife has a 2004 Toyota Sienna XLE Limited AWD. This car has been a huge pain in the neck for me the entire time we have owned it. Great car, sucks to work on. A year ...
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33 views

Brake pedal to the floor

1962 Ford Falcon. I adjusted the brakes (drums all round, with power booster) and now i frequently get the brake pedal going almost to the floor before working. Master cylinder or wheel cylinders need ...
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31 views

What is causing my brake calipers to stick?

I sit at a job site with my 2009 GMC Sierra idling for heat, or aircon. After 20 minutes of idling, I go to drive off and the brake calipers are locked up. Already replaced pads, discs, short lines, ...
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1answer
52 views

Failed Inspection - rust on rotors from not being driven much

Just attempted to have my car inspected in Vermont and the mechanic immediately said it would fail because of the rotors. He asked if the car has been sitting for a long time, and said that something &...
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2answers
35 views

Squeaking After Rotor/Pad Replacement?

Anyone know what could be causing the squeaking in this clip? I recently had my rotors and brake pads replaced. It appears to only be coming from the right rear wheel. It doesn’t go away even after ...
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3answers
93 views

Brake disc corrosion - do they really need to be replaced?

I've been told by an authorised Mercedes service engineer that all 4 discs and all 4 pads need changing on my Mercedes GLC 43. It's just over 2 years old with 30k miles on the clock, so I am pretty ...
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45 views

No brake pressure after Starting the car

I have a 2003 vw golf and i have a brake problem. After i have bleed the brakes and feel that they are working I jump in my cart to start it bu as soon as I do so it just looses all brakes and ive ...
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Truck will not budge 06 f150

So this week end I changed my brakes. Flex lines, caliper, rotors and pads in the front and rotors and pads in the back. I greased all moving parts where they should be, gravity bled my brakes making ...
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1answer
41 views

Replacing section of brake line

I'm performing some repairs on a Kia Rio MkII, after experiencing some brake issues I'm in the middle of rebuilding the rear right brake caliper and replacing the brake hose. I was hoping to be able ...
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1answer
41 views

Handbrake was on while taking reverse [duplicate]

Bought a new tata nexon (automatic) and while trying to take car in reverse from a downward place handbrake was on by mistake, startes noticing burning rubber smell and smoke from bonnet. Immediately ...
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2answers
75 views

Car Insurance and Collision [closed]

Someone was driving my vehicle and the ABS lights came on and suddenly the brakes were barely working. They are a family member but I have a car insurance policy for my car only and they have a car ...
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1answer
48 views

How can I replace this brake line?

This picture shows you the brake line. It's on a 2002 Ford Escape. I changed the shoes a few days ago and I think I yanked on it or something. Anyways today while driving all of a sudden the brake ...
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1answer
38 views

Brake shoes rubbing on drum

I recently installed new brake shoes on my car's rear drum brakes. Although the brakes are working ok I noticed the shoes are rubbing slightly on one wheel. It's only rubbing on one spot and I can ...
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2answers
61 views

Car unstable after a disc and pads change?

I replaced a rear rotor and pads and also just pads on other side. I didn't replace rotor on other side as first caliper carrier had to be cut off and I didn't have time to do same of other side hence ...
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95 views

How to adjust shoe clearance after installing new brake shoes?

I just finished installing new brake shoes on a 1997 Y10 Nissan Wingroad. The image below is from the service manual and shows the page with installation instructions (starting about halfway down the ...
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2answers
74 views

How to clean grease from drum brake shoe lining?

I'm replacing the brake shoes on the rear drum brakes of a 1997 Y10 Nissan Wingroad. When fitting the new brake shoes the shoe lining became contaminated with grease from my hands. What's the best way ...
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1answer
148 views

Can I put smaller brake discs on my car than were on it?

Could I put 256mm discs on where previously they had 270mm discs. Both sets apparently fit my car according to data info sites?
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29 views

Snapped brake caliper bolts - were they damaged before I removed them? (And why?)

Doing front rotors, pads, and wheel bearings on my Subaru recently I had all four of the 17 mm bolts that attach the caliper brackets to the 'knuckles' break off. These snapped off cleanly and felt ...
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1answer
41 views

Do brake disc diameter get thinner?

Real weird problem here. If I search car part sites by REG for brake discs it tells me I need 256mm discs. Also eBay tells me this. Now the dealer tells me I need 260mm discs which some eBay sellers ...
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1answer
52 views

Does a diameter of a brake line affect braking pressure

I am currently building a brake system for a vehicle ground up and I know that the diameter of the master cylinder would affect the braking force proportionally to the area of the master cylinder. But ...
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23 views

do modern OEM brake pads contain asbestos? [duplicate]

While changing the oil today in a friend's shop (USA), someone grinded a OEM Ford brake pad that seems a few years old. The brake pad model number is Ford GA 8135 FG, and I was about 20 feet away. He ...
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27 views

What could be the cause of intermittent car brake grinding noise at slower speeds?

I recently bought an used rental Hyundai Elantra 2019 SEL and it has 40K miles on it. After driving the car for about a month, I have been hearing unpleasant sound coming from the brakes. The sound ...
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390 views

Constant knocking noise, rear drivers side

Long time user, first time poster! I know "knocking noises" are prevalent in many questions but I've not quite found the answer to this one... Bit of history, it's 2002 Civic Type R. Over ...
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2answers
145 views

Squeaking noise when braking once per wheel rotation

I have a Hyundai Tucson 2016, and when I'm breaking, I hear some sort of a squeak sound that comes from the front left side of the car. It seems to occur once every full wheel rotation. So the faster ...
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0answers
34 views

Car brake pedal pushes against my foot

I have a 5 year-old Toyota Rav 4. There seems to be a problem with the brakes. When I press the brake pedal, it pushes my feet back in intervals, thus makes my car braking distance longer than usual. ...
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16 views

2006 f250 SD Hard brake pedal when motor is off pedal sinks to the floor when started but comes back up when foot is moved [duplicate]

The truck has new brakes all around, brake sys was bleed by service manual. When truck is not running a good solid pedal goes down about 1 to 1 1/2 inch and stays there.(good pedal) Start the eng and ...

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