Showing articles & questions for topic
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, ESP, Check engine 2005 Audi A4 1.8T
Prior to condemning the ABS module, there are quite a few tests that must be performed to rule out more common causes. In particular, you always want to rule out what is indeed the most common cause of an ABS...
Question
I have a 2007 Nissan Murano. Sometimes, when I am driving my car. The AWD Locked light comes on, at about 40-50 mph.
Hello, thank you for writing in. The vehicle may be engaging the abs due to a sensor or electrical issue causing the vibrations. The quickest way to determine why the ABS warning light has illuminated is to scan the vehicle...
Question
So my traction control light was flashing on the highway then stayed on I pulled over turned off the car checked my wheels I didn'
Traction control involves wheel speed sensors, the ABS system, and electronic controllers. If there is a problem with the traction control system on your vehicle, diagnostic trouble codes are stored and those codes will provide the mechanic with the necessary...
Question
Why do I keep getting a C0268 code in my 2005 Chevrolet Tahoe
Hello. Typically when you get this code it is because the pump is not functioning. Most of the time it is caused by the pump windings in the motor failing which will cause an improper voltage feedback which sets the...
Question
Engine light Problem
U1900 is a communications failure and the other code is possibly setting simply because the controller (U1900) that is not reporting controls the ABS module. The circuits between the anti-lock brake system (ABS) module, the instrument cluster, the power train...
Question
Why does my brake/abs lights come on when I turn on my blower in my 2006 Chevrolet Silverado
Hello. It sounds like you have a voltage issue. When the power in the vehicle drops below a certain level these lights will come on as a warning. Since they come on when turning on the blower that means that...
Question
brake system
Hello. We will be happy to assist you. The brake pedal being lost is likely related to a hydraulic leak and the brake pedal being hard might be related to a faulty brake booster. When changing the ABS pump the...
Question
BRAKES KEEP NEEDING BLED
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 module is no good. I have another one from junk yard with the same year and FWD and engine. Will it work?
Hi there. As long as the ABS module is the same design and has the same ports on it then it will work just fine on your vehicle. Be sure to bleed all of the brake lines after replacing the...
Question
My all wheel drive light keep going on and off. My abs light stays on.
There could be a wheel speed sensor that could have failed and is not functioning properly that is causing the ABS and AWD lights to come on. The AWD light will come on in the event that the transmission is...
Question
Brakes starting locking up, had car in shop a week, flushed system, replaced rear calipers, master cylinder, and the shop cannot fix the problem.
Check the combination valve on the brake system and see if it is squirting out brake fluid on the line on the return side when loosing the line. Then check the brakes and see if they relaxed. If it does,...
Question
Can you reset or bypass traction control?
If you just put on new tires only in the rear and not in the front then the tires need to be checked to see if there is a difference in the tire height. This will cause the wheel sensors...
Question
Brake light malfunction and ABS light has been on for months.
Check the brake light switch on the brake pedal and see if its loose on the contact pin. If the pin feels loose, then the switch needs replaced. For the ABS light to be on, there could be an issue...
Question
DSC, ABS, Handbrake Light Stays On
Based on your description of the problem, I would guess that you have a bad wheel speed sensor or a tone ring that is jammed up with rust. The tone ring is a ring on the wheel hub with slots...
Question
Fitted new ABS to car, abs is for auto and my car is a manual
Check the part number of the ABS module against your vehicle's VIN number. If the part is not cataloged for your vehicle, then the only solution is to remove it and install the correct part that matches your VIN number....
Question
How to fix the ABS open circuit rear left on Hyundai Veracruz 2008?
If there is an open circuit on the left rear, then either the wheel speed sensor is broken and the wiring inside is damaged or the wiring is shorted to the frame to the wheel speed sensor. Check the sensor...
Question
Where is the vehicle speed sensor located on a 2004 Golf GLS 4 door hatchback 2.0?
The vehicle speed sensor is mounted on the transaxle housing, usually on the differential. It can be very difficult to see and you will probably have to have the car well in the air to get to it. If by...
Question
I have a 09 VW Jetta....I have received a recall 2009 Volkswagon Jetta
Hello - this Recall (#16V913000) relates to a software upgrade to the ABS control module. Since this is a highly safety-related component of the vehicle, I can't imagine VW is going to haggle over this. Call Volkswagon Customer Service (800...
Question
Brake abs and traction control light on lost brakes today
Hello, thank you for writing in. The traction control system and the ABS work hand in hand to help keep you on the road in slick conditions. They are both monitored heavily by the computer which makes diagnostics a lot...
Question
Chrysler 300 2005 abs not working. Code c2116. Does this mean my abs pump is dead for sure? Or could it be abs sensors.
Hi there. Take a digital volt meter and check the voltage on the harness to the ABS control motor. There should be a battery voltage present. If the voltage is low, then there is a break in the wiring from...

Need a mechanic?

Our certified mobile mechanics make house calls in over 700 U.S. cities. Fast, free online quotes for your car repair.

Get a quote

Post a question and get free advice from our certified mechanics.


Ask a question