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ABS (Anti-lock Braking System)

Related articles

How to Respond When Your Brake Warning Light Is On
Safe operation of your car relies heavily on your brakes working properly every time you need them. When you experience a Brake Warning Light, you should immediately question the...
How to Replace an ABS Speed Sensor
The Anti-Lock Braking System uses speed sensors to make sure your wheels are synced when braking. Most modern cars are equipped with this sensor.
How to Replace an Anti-Lock Brake Fluid Level Sensor on Most Modern Cars
The anti-lock brake (ABS) system has a fluid level sensor that fails when the warning light comes on or if there is low fluid in the reservoir.
How Long Does an Anti-Lock Fuse or Relay Last?
Today, vehicles have braking systems that are far superior to what they used to be. Late-model cars still have traditional braking systems, but they are backed up by ABS systems that prevent...
How to Replace an Anti-Lock Brake Pressure Switch on Most Modern Cars
Anti-lock brake systems (ABS) have a pressure switch that fails if the the light appears on your dashboard or there is wheel locking during braking.
How Long Does an Anti-Lock Brake (ABS) Fluid Level Sensor Last?
Your ABS system works both by means of electricity and hydraulic pressure. Fluid levels need to be monitored at all times, and that is the job of the ABS fluid...
How to Decide Which Car Is the Right Fit For You
Your vehicle selection is daunting. There are so many car brands, vehicle styles, and option packages available that it makes choosing one vehicle very difficult. How do you know...
What Does the ABS Warning Light Mean?
The ABS light is on due to anti-lock braking system issues. Causes include low brake fluid, a blown fuse, or abnormal signals from wheel sensors.
How Long Does a Wheel Seal Last?
The wheels of a car are very important in regards to getting the car moving. In order for the wheels of the car to move, a person will have to make sure...
How Long Does a Wheel Speed Sensor Last?
With all of the sensors and switches that a card has, it can be very overwhelming when trying to keep up with them all. For the most part, a person will...
How to Replace an ABS Control Module
An ABS module can be a difficult part to replace depending on the manufacturer's design. You may need to reprogram and bleed the system if necessary.
Why ABS Control Module Replacements Can Be Tricky
Replacing the ABS control module can be challenging, as it is likely to be connected to many parts of a motor vehicle.
A Mechanic's Guide to the Parts of a Car
Modern cars have many different parts and features, including catalytic converters, anti-lock brakes, four-wheel drive, and keyless ignition.
How to Replace an Anti-Lock Brake System (ABS) Fuse or Relay on Most Cars
Anti-lock brake systems have a fuse that fails if the ABS brake light is on or when the fuse is blown. The wheels may lock up if the ABS fuse is bad.
How to Replace a Yaw Rate Sensor
Yaw rate sensors monitor traction, stability, and the anti-lock braking system to alert you when the car tilts at an unsafe degree.
How to Replace an Anti-Lock Control Relay
ABS brakes use an anti-lock control relay to regulate the pressure of the brake fluid in the ABS system. The control relay breaks down over time.
How to Replace an Electronic Brake Control Module (EBCM)
ABS systems is controlled by electronic brake control modules (EBCM) which monitors sensors and relays data for smooth and safe braking.

Related questions

Question
ABS lights on after rear ended accident 2009 Toyota Prius
Hi there - it is unlikely that the accident caused the ABS error in question. There are, however, issues with over-sensitive monitoring of brake system "false positives" by the ABS software documented in Toyota Technical Service Bulletins (342345, 342346, 342347)....
Question
Brakes are failing no fluid leaks at all and brake fluid resevoir still full
An internal seal failure in the master cylinder is possible and that is easily tested for by either blocking off the master cylinder ports and/or using pressure gauges to measure pressure developed within the system upon pedal application. It is...
Question
Rear brakes locking up.
If the ABS light is on, there will be diagnostic codes to access. Those codes will provide enough clues to dig into this. I would first obtain those codes simply because they will give a direct indication of what components...
Question
What's wrong? How much will it cost to fix approximately?
The lights you have on and the vehicle not moving may be a major transmission or shift linkage and brake system failures. The costs of the repair would not be able to be determined without a full diagnosis. To get...
Question
the light comes on which says ABS Off. How do I turn it back on?
Hello, thank you for writing in. Without knowing the make and model of your vehicle, it is difficult to say what the issue may be. Every vehicle is set up a little differently. If the ABS system has a switch...
Question
MY ABS LIGHT IS ON
Your ABS light on is an indication there has been a problem detected in the system and has set a code in memory. You should check to make sure brake fluid is full and fill if low. If light does...
Question
Abs and esp light on
The ABS (anti-lock braking) and ESP (electronic stability program) lights usually come on at the same time because the two systems share components. WHen the lights are on, it means that the controller has seen a malfunction and stored a...
Question
Spongy brake
Cars equipped with ABS often require remote actuation of the ABS system, using a bi-directional scan tool, in order to expel the trapped air in the valving and cylinders. That air may be the cause of the difficulty you are...
Question
Esp warning light came on after washing car.
Hi there. Check the ABS controller for any bare wires or loose connectors. What may have happened is the controller could have gotten wet and caused a terminal to short due to the water. If everything is dry, then the...
Question
Abs and brake lights on. Whats the cost?
Billing question sent to CS for the cost to repair a brake system with the ABS and brake warning light on. No information on the vehicle
Question
Low brake pedal and anti-lock brakes are not kicking in.
The brake pedal is working to stop the vehicle, but there may be air in the controller unit causing the ABS brakes to not function. I recommend bleeding the brake system from the farthest location from the master cylinder to...
Question
Why did my slip light and my ABS and brake light come on in my 2011 Honda Accord after replacing my battery
Hello. It is common for these lights to come on after a battery replacement. It is typically due to the fact that the system has lost voltage which causes these computers to set codes. I usually scan the computers just...
Question
Bleeding brakes
If you are able to keep the master cylinder full and thus no air can be drawn toward the ABS pump and valving during brake bleeding, you can often get away without using a bi-directional scan tool to remotely actuate...
Question
Brakes
If your vehicle is equipped with anti-lock braking, you have to either bleed the ABS pump and valving (per Factory Service Manual instructions) or use a bi-directional scan tool to remotely actuate the ABS system during brake bleeding. Otherwise, in...
Question
Abs problem 2002 BMW 320i
Hello - I think you may have a problem with one of the high-pressure valves or the control circuit for the left, rear wheel. Your symptoms suggest that the ABS pump works fine, but is unable to pressurize and pressure-modulate...
Question
I was driving the car a few minutes ago the vsa and abs light came on in the dash i turnt the car off to reset it but now it start
Hello, thank you for writing in. The vehicle goes into a safety mode when certain components do not pass the system tests that are run when the car is started. Since the codes were set the last time the vehicle...
Question
ABS light on and Error 55 code , and clunking when turning wheel 2006 Subaru Legacy
Hello the "Error 55" usually indicates a failed wheel speed sensor (or dirt or corrosion preventing one of them from reading correctly). This failure is probably what is turning on your ABS warning, and prevents cruise control from working (intentional)....
Question
took car for oil change, after driving home abs light came on, took it back they said it was a cracked tone ring
Hello. I will be happy to help you. The oil change and the ABS tone ring are unrelated. I would not say suspicious unless they did a tire rotation. Doing a tire rotation would make it remotely possible that they...
Question
ABS issue??
Hello, thank you for writing in. When you make a hard stop, the majority of the stress gets put onto the brake pads and the rotors. While other components can absolutely be effected, these are what we have designed to...
Question
I have 92 model landcruiser prado with2.4 2L TE engine, I want to ask either I can istall ABS brake sytem to my truck?
Hello. Yes you can convert older vehicles to ABS. But it requires a lot of parts patience and labor for a conversion to be successful. Most people will just buy a car with ABS instead of trying to convert an...

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