Why Does My Car Feel Bumpy When I Brake?

Why Does My Car Feel Bumpy When I Brake?

There are multiple factors that can contribute to a car feeling bumpy when braking. Some potential causes include worn-out brake pads, suspension issues like worn or damaged shocks, struts, or misalignment. Other possibilities include low brake fluid levels, air bubbles in the brake line, and warped rotors caused by excessive heat during braking.

Is there a problem with my car's suspension system?

Car suspension problems can impact the system responsible for supporting the weight and movement of the vehicle. Some common issues and their potential causes include:

1. Car pulling to one side may be the result of uneven tire pressure or wear, poor alignment, damaged tie rods, damaged steering rack, or brake problems.

2. A bumpy ride and reduced stability can be attributed to worn-out or damaged shock absorbers, springs, or struts.

3. If the car sits lower on one side, it could indicate broken or sagging springs.

4. When the car dips upon braking, the issue may be faulty or leaking shocks.

5. Difficulty in steering could be due to low power steering fluid, loose or worn belts, a bad pump, or suspension misalignment.

Related: Why Does Your Car Shake When You Brake?

Are car suspension problems still a problem?

Over the years, car suspensions have undergone significant advancements, leading to the development of highly advanced suspension systems in modern vehicles. However, despite these improvements, there are still common suspension problems that can occur.

Common suspension problems can include issues such as worn-out or damaged shocks or struts, uneven tire wear, excessive bouncing or vibrations, and difficulty in controlling the vehicle. These problems can affect the overall performance and safety of the vehicle, making it important to address them promptly.

It is crucial to regularly inspect and maintain the suspension system to prevent or identify any potential problems early on. Seeking professional help from qualified technicians can ensure that any suspension issues are diagnosed and resolved effectively, ensuring that the vehicle operates smoothly and safely.

How do I know if my suspension system is bad?

Your vehicle may indicate that it requires a suspension system inspection by exhibiting one or more of the following seven signs:

1. Nose diving or a noticeable dip in the vehicle when coming to a stop. This could suggest worn shocks.

2. Uneven tire wear or inconsistent tire alignment.

3. Difficulty steering or a drifting sensation while driving.

4. Excessive bouncing or a rough ride over bumps and uneven surfaces.

5. A clunking or knocking noise coming from the suspension system.

6. Leaning or swaying of the vehicle during turns.

7. The presence of fluid leaks from the suspension system components.

It is important to address these warning signs promptly to ensure the safety and optimal performance of your vehicle's suspension system.

What is a car suspension & how does it work?

A car's suspension system consists of springs, shocks, struts, and other components that serve as shock absorbers, providing protection and comfort for the vehicle's occupants. This system is responsible for absorbing the impact of speed bumps, potholes, and other road imperfections to ensure a smooth ride. Furthermore, it helps to enhance the traction between the tires and the road surface.

How often should you worry about your suspension?

The suspension system in your car, like any other moving part, can become worn over time. While it may not require frequent attention, it is an important component that contributes to a comfortable driving experience. Similar to other car parts, there are indications that your suspension may be malfunctioning. Here are six signs to look out for:

Could my brake pads be worn out and causing the bumpy feeling?

If you have recently installed new brake pads and are encountering a rough ride, there could be multiple reasons contributing to this issue. One possibility is that the brakes were not adequately aligned or lubricated during the installation process by the mechanic. Another reason could be that the brake pads and/or rotors have uneven wear. Additionally, if the brakes were not properly broken in, it may result in a bumpy ride. Another potential cause could be an incorrect installation of the brake pads. Lastly, the brake pads or caliper themselves may be loose.

Check also Why Is My Car Jerking When I Brake?

How do I know if my brake pads are bad?

One common symptom of deteriorating brake pads is noisy brakes. As the brake pads wear down, dust can build up, leading to vibrations and squealing sounds when the brake pedal is engaged or released.

What causes a brake pad to wear out?

In the case of this wear pattern, the outer brake pad has a noticeably lower amount of material compared to the inner pad. This type of wear occurs when the outer brake pad remains in contact with the rotor even after the caliper has been released. This indicates a specific type of...

Why do brake pads make a scraping sound?

When brake pads become severely worn, to the point of touching the brake pad backing plate, they will make a scraping sound due to the contact between the backing plate and the rotor. This scraping noise can be heard when the vehicle is in motion or when the brake pedal is pressed, depending on the level of wear.

If you are experiencing any of these symptoms, it is important to have your brake pads inspected and replaced if necessary.

Is there air in my brake lines that is affecting the braking performance?

Air in the brake lines can significantly impact the performance of your brakes and lessen their effectiveness in stopping your vehicle safely. It is crucial to promptly address this issue by having a professional inspect and repair your brake system.

Having air in the brake lines can have detrimental effects on the overall functionality of your braking system. This occurs because air, being compressible, diminishes the efficiency of the brakes. Consequently, when you apply pressure to the brake pedal, the presence of trapped air can impede the desired braking action.

Read more: Why Does My Car Shudder When I Brake?

What happens if air is in the brake line?

One common issue with brakes is when there is air in the brake lines, which can cause the brake pedal to feel soft and spongy. This occurs because the air interferes with the hydraulic pressure in the brake lines, resulting in a decrease in the firmness of the brake pedal.

An indication that there is air in the brake line is when the braking efficiency is reduced. In other words, you may notice that the brakes do not respond as well as they should when you apply pressure to the pedal.

To resolve this issue, it is necessary to remove the air from the brake lines. This can typically be done by bleeding the brakes, which involves removing the air by flushing fresh fluid through the system. If the problem persists, it is advisable to consult a professional to determine the cause and implement the appropriate fixes.

How do you know if a brake line is bad?

Inadequate braking capability is often a reliable indication that there is air present in the brake line. This can be observed as a noticeable decrease in the effectiveness of the brakes and a delayed response when the brake pedal is pressed.

Another sign of air in the brake lines is when the brake pedal feels loose or easily sinks to the floor when pressure is applied. This suggests that air has entered the brake system and is affecting its functionality.

To address these issues caused by air in the brake lines, it is crucial to identify the source of the air and then proceed with the appropriate fixes. Professional assistance and proper bleeding of the brake system may be necessary in order to resolve the problem effectively.

How do you know if a brake system is airtight?

Now, let's delve into how air can find its way into a brake system that appears to be sealed tightly. Understanding the symptoms, causes, and possible solutions of air in the brake lines can help you resolve this problem effectively and ensure proper brake function.

Can bad brakes lead to accidents?

Insufficient brake performance can result in accidents when the vehicle fails to stop in a timely manner. Have you ever experienced a spongy or soft brake pedal while driving your car? This could indicate the presence of air in your brake lines, a frequently observed issue. It is crucial to recognize the signs associated with air in the brake lines in order to address the problem effectively.

Could the rotors or brake discs be warped, causing the bumpy sensation?

Yes, the presence of a warped brake rotor can result in a noticeable roughness and uneven feeling when applying the brakes in a car. The rotors gradually lose their smooth and even surface over time, leading to an irregular contact between the brake pad and the rotor. This ultimately causes a bumpy sensation during braking.

Moreover, thinner rotors are particularly prone to warping due to the increased heat generated during the braking process.

See also Why Does My Car Pull When I Brake?

How do you know if a brake rotor is warped?

Brake pedal vibration is a frequently experienced issue when dealing with warped brake rotors. This vibration can occur in both front and rear wheels. Additionally, there may be a noticeable vibration felt through the steering wheel, particularly in the case of warped rotors on the front wheels. In addition to the aforementioned symptoms, noises while braking are also indicative of warped rotors.

Source: Signs of Warped Rotors - AutoZone

Why does my brake rotor vibrate?

When the brake pedal is pressed, it is possible to experience a sensation of chattering through the pedal, which may change in intensity based on the speed of the vehicle. This vibration is often felt regardless of whether the warped brake rotor is located at the front or rear wheel. Additionally, there may also be vibrations felt through the steering wheel as a result. These signs can indicate the presence of warped rotors.

Is there excessive rust on my brake components that is affecting the braking smoothness?

If a car is exposed to the elements for an extended period, such as a month or longer, the metal components in its brakes can be susceptible to rust. This type of corrosion, referred to as surface pitting, can significantly compromise the braking performance of the vehicle.

See also Why Is My Car Brake Pedal Hard to Push?

How does rust affect brakes?

Rust and corrosion can form on the surface of brake pads and the backing plate of rotors. This can negatively impact the performance of your brakes. The location of the rust and corrosion will determine the specific effects on your brakes.

It is important to address rust and corrosion on brake pads and rotors in order to maintain optimal braking performance. Regular inspection and maintenance can help prevent these issues from affecting the overall effectiveness of your brakes.

Should I replace my brake pads if they have rust?

Replacement is the only viable solution to avoid brake pad seizure. Additionally, rust-related issues with brake pads can lead to uneven wear, damage, and rust on the brake rotors. It should be emphasized that once corrosion occurs, brake pads cannot be repaired.

Source: "Rust on Brakes: Does it Matter?" by AutoGuide.com News.

Are brake calipers Rusty?

Extensive rust in calipers should not be disregarded as it can cause issues with brake performance. While minor surface rust is generally not a concern, severe rust on caliper slides, bushings, and pins can prevent proper caliper alignment. Consequently, uneven brake pad wear and unreliable braking may occur as a result.

It is important to address the issue of rusty calipers to ensure optimal brake function.

Could the brake calipers be sticking, causing the uneven braking?

One common cause of a sticking brake caliper is a rusty caliper piston, which can occur due to a damaged piston boot.

Another cause is stuck brake pads that are pushing against the brake discs.

A faulty parking brake cable can also contribute to a sticking brake caliper, particularly for rear brake calipers.

In addition, slider pins and caliper pistons seizing can also lead to a sticking brake caliper.

Read also Why Does My Car Screech When I Brake?

What happens if a brake caliper sticks?

A stuck brake caliper can lead to constant pressure on the brake pad against the rotor during driving. This can cause a sensation of dragging in the car, as the affected wheel's brakes are being applied or partially applied at all times. Over time, a sticking brake caliper can result in the wearing down of the brake pads.

When dealing with a bad brake caliper, there are several symptoms to be aware of. To ensure your safety, it's important to watch out for these signs:

Can a car stop without a brake caliper?

A vehicle's ability to stop efficiently relies greatly on the performance of its brake caliper. Without a properly functioning brake caliper, the vehicle would have difficulty stopping quickly. In vehicles equipped with disc brakes on all four wheels, each wheel has its own caliper and rotor.

The sticking of a brake caliper can cause various symptoms, indicating a potential issue. These symptoms can include uneven braking, the vehicle pulling to one side while braking, excessive heat generation, unusual noises, and vibrations. Common causes of a brake caliper sticking can be attributed to issues such as brake pad wear, caliper piston corrosion, or brake fluid contamination.

How do brake calipers work?

Brake calipers play a crucial role in slowing down vehicles by pressing the brake pads against the rotors. During braking, a hydraulic system delivers pressurized fluid to the calipers, causing the pistons to extend. This extension enables the pistons to apply pressure on the back of the brake pads, resulting in the compression of the brake rotor.

When brake calipers stick, certain symptoms become noticeable. Understanding the causes and taking appropriate steps to fix the issue is important.

Is my anti-lock braking system (ABS) malfunctioning and causing the bumpy sensation?

The sensation of a bumpy ride when braking is usually not directly related to the brakes themselves.

More commonly, the issue lies with one of the sensors that can become contaminated with dirt or metal shavings.

In some cases, the problem may be with the anti-lock brake system (ABS), which can unexpectedly engage due to a faulty ABS control module, an issue with the ABS sensors, or a malfunction in the brake system itself.

However, it is important to note that ABS is not responsible for causing the brakes to drag, as its primary purpose is to prevent wheel lock-up during braking.

See also Why Is My Car Leaking Brake Fluid?

How do I know if my ABS control module is bad?

The signs to look for indicating a bad ABS control module include an illuminated ABS warning light on the dashboard. Additionally, you may experience wheel lock while braking on slippery surfaces. Another possible indication is a brake pedal that feels stiff or unresponsive. These symptoms can be present when dealing with a faulty ABS control module.

Can a faulty ABS module cause brakes to lock up?

In certain cases, a malfunctioning ABS module can cause your brakes to unexpectedly lock up, even during regular driving. If you are encountering irregular brake behavior such as intermittent clicking sounds or the need to pump the brakes, it may be necessary to replace the ABS module.

These symptoms indicate that the ABS control module is faulty and may require replacement.

What is an anti-lock braking system?

The anti-lock braking system (ABS) is a supplemental safety feature that is commonly found in modern vehicles. Its purpose is to prevent the wheels from locking up when the brakes are applied forcefully, thereby reducing the risk of skidding or hydroplaning. The ABS system consists of several components, including the ABS module and ABS sensors located at each wheel.

If you are experiencing issues with your ABS system, such as a failing ABS control module, there are certain symptoms that you may notice. It is recommended to consult a professional mechanic to properly diagnose and address any problems with your ABS system.

Why does my car keep braking on a slippery surface?

The ABS control module can be deceived into believing that the vehicle is sliding on a slick surface, resulting in unwanted activation of the ABS and traction control systems. This will be noticeable by experiencing a pulsating or pumping sensation in the brake pedal during braking.

Another issue that may arise is the loss of anti-lock brakes due to a faulty ABS wheel speed sensor. It is important to be aware of the signs indicating a malfunctioning sensor in order to promptly address the problem.

Could there be debris or foreign objects stuck in the brake system, affecting the braking performance?

If you hear screeching or constant grinding noises coming from your vehicle's brakes, it could indicate that rocks or debris have become lodged in the brake system. It is important to know how to effectively remove this debris in order to maintain the safety of your vehicle. Automotive experts strongly recommend servicing your brake system promptly if you start hearing squeaky sounds, as neglecting this issue can lead to further damage to your brakes.

Check also Why Does My Car Rumble When I Brake?

Why are my brake pads not working?

There are several common causes of brake noises. One possible cause is when the backing plates on worn brake pads grind against the rotors during brake application. Another cause can be a stuck caliper or wheel cylinder that keeps the brake pads pressed against the rotor, even when the brakes are not applied. Additionally, some brake pads are equipped with a metal wear indicator that drags against the rotor when the pads become worn.

What happens when you hit the brakes?

When you engage the brakes, the brake pads make contact with the rotors, causing the wheels to stop rotating. Over time, it is typical for the surface of the rotors to wear down and potentially become uneven. The process of applying the brakes leads to the transfer of pad material to the surface of the rotors.

There are eight indicators that may suggest potential issues with your brakes.

Can bad brakes cause noise?

There are various reasons why bad brakes can create noise, and here, we will discuss the most prevalent causes. Firstly, when the brakes are applied, the backing plates on worn brake pads can grind against the rotors. Additionally, a stuck caliper or wheel cylinder can cause the brake pads to remain pressed against the rotor, even when the brakes aren't engaged.

Is the brake fluid contaminated, causing a rough braking experience?

Contaminants present in the brake fluid can result in heightened friction or pressure within the braking system, which can produce grinding, squeaking, or groaning sounds when you engage the brakes. These noises may indicate that your brake fluid is contaminated and necessitates replacement, or they could be indicative of additional problems within your braking system that demand your immediate attention.

Related: Why Does My Car Jump When I Brake?

What happens if brake fluid is contaminated?

Moisture contamination can diminish the performance of brake fluid and contribute to the corrosion or rusting of internal brake components. This can result in the gradual degradation of these components and the accumulation of impurities in the brake fluid. Such impurities can give rise to various symptoms that indicate potential problems with the braking system.

The symptoms of contaminated brake fluid can include a spongy brake pedal, longer stopping distances, brake fading, a vibrating brake pedal, illuminated warning lights, leaking brake fluid, and unusual noises while braking.

If you notice any of these symptoms, it is crucial to have your braking system inspected and the brake fluid replaced by a professional technician to ensure safe and reliable performance.

Why is my brake fluid leaking?

When components deteriorate or wear out, such as losing their integrity, cracks and leaks can occur. As a result, you might observe brake fluid leaking from your vehicle's wheels. It is important not to overlook leaking brake fluid. Moreover, if there is a noticeable burning smell emanating from your brakes, it could indicate dangerously low brake fluid levels.

Is brake fluid hygroscopic?

Most vehicles utilize glycol-based brake fluids, which possess a hygroscopic property, allowing them to gradually absorb moisture from the surrounding atmosphere as time passes. The presence of moisture in the brake fluid can result in a decrease in its effectiveness, potentially leading to the corrosion or rusting of internal brake components.

A contaminated brake fluid can exhibit several symptoms that serve as indicators of its compromised condition. These symptoms include a spongy brake pedal, a noticeable decrease in braking power, a longer braking distance, a burning smell when braking, a vibrating brake pedal, the presence of dark or dirty brake fluid, and illuminated warning lights on the dashboard.

If any of these symptoms are observed, it is advisable to have the brake fluid inspected and potentially replaced by a qualified automotive professional to ensure the continued safe operation of the vehicle.

How does brake fluid work?

Brake fluid functions by transferring pressure through a sealed system of metal lines and hoses, while simultaneously providing lubrication to minimize wear on moving parts. However, many vehicles utilize brake fluids that contain glycol, which has hygroscopic properties resulting in the fluid's ability to gradually absorb moisture from the surrounding atmosphere.

This moisture absorption can lead to various issues and symptoms, including:

These symptoms indicate the presence of contaminated brake fluid and highlight the importance of regular brake fluid maintenance and replacement.

Could the brake drums be out of shape or damaged, affecting the braking smoothness?

Brake drums that are worn thin or turned excessively can result in diminished braking performance, warping of the rotors or drums, and a vibrating brake pedal.

Furthermore, worn brake drums can contribute to a loose parking brake that has reduced braking effectiveness.

Additional indications of failing brake drums include increased noise while braking, a pedal that feels soft or spongy, decreased stopping power, uneven braking capabilities, and complications with the parking brake.

Check also Why Does My Car Chug When I Brake?

Why does my braking sound like a drum?

If there is a discrepancy in the braking sensation when you apply pressure to the brake pedal, it is possible that there is an issue with the drum brake system in your vehicle.

When engaging the brakes, it is generally expected that the pedal will offer adequate resistance, demonstrating that the braking system is in good working order.

Additionally, if you notice any unusual noises coming from your rear brakes, it would be wise to inspect your drum braking system to identify any potential issues that may need attention.

Are brake drums bad?

Brake drums are an integral component of the drum braking system in your vehicle and play a crucial role in the deceleration process. However, over time, they can deteriorate, leading to potential safety hazards. This article will discuss the primary indicators of malfunctioning brake drums, along with common issues associated with them. Additionally, we will address frequently asked questions to provide you with a comprehensive understanding of this component.

What happens if a brake drum is warped?

If the brake drums become warped or out of round, they may not make sufficient contact with the shoes. This can cause uneven pressure, leading to vibrations that can be felt through the pedal. According to Mechanic Base, there are six symptoms of bad brake drums and the cost of replacement.

Why do brake drums turn blue if it overheats?

A drum brake system that overheats and turns blue is less effective than regular drums. During use, it may become distorted or develop cracks.

When brake drums are subjected to excessive heat, they can develop small cracks on the surface, known as martensite spots. These spots can result in a vibrating brake pedal.

Discovering signs of bad brake drums is important. It helps identify common issues, understand associated costs, and provides answers to frequently asked questions.

Is there a problem with the wheel bearings that is affecting the braking performance?

A faulty wheel bearing can have an impact on the brakes due to the interconnection between the rotor and wheel. When a wheel bearing is defective, it can result in heightened strain on the brakes and create inconsistent stopping performance.

The looseness caused by a defective wheel bearing can lead to several issues including heightened vibration, premature deterioration of brake pads and discs, and amplified noise within the braking system. Furthermore, the instability introduced by the faulty bearing diminishes traction on the road, reducing the ability of the tires to come to a quick stop.

Can a bad bearing affect the brakes?

Before addressing the question of whether the brakes can be affected by a bad bearing, it is important to understand the relationship between the two components. A bad wheel bearing has the potential to impact the brakes due to its ability to cause wheel assembly instability. This instability is characterized by wheel wobbling during rotation, which in turn affects the motion of the attached rotor.

Therefore, it is safe to conclude that wheel bearings can indeed influence the functioning of brakes.

Why are wheel bearings important in a car?

Wheel bearings are an essential and heavily utilized part of a car, responsible for facilitating smooth wheel rotation and handling significant radial and axial forces. It is imperative to promptly address any issues with wheel bearings to ensure both safety and driving comfort. Neglecting faulty wheel bearings can potentially jeopardize vehicle operation, highlighting the need for urgent attention.

What happens if you don't maintain your wheel bearings?

Failure to properly maintain wheel bearings can lead to the loss of an entire wheel. Concerns regarding expenses and time spent often deter vehicle owners from addressing necessary maintenance for their bearings. However, it is crucial to be aware of the following seven symptoms of bad wheel bearings.

These symptoms can indicate potential issues with the bearings of a vehicle: noise, vibration, uneven tire wear, pulling to one side, ABS malfunction, grinding noise when turning, and steering wheel instability. It is important to address these symptoms promptly in order to prevent further damage and ensure the safety of both the vehicle and its occupants.

Why do wheel bearings make a noise?

Occasionally, the noise caused by a faulty wheel bearing may temporarily stop when you apply the brakes forcefully and bring the vehicle to a halt. However, this is not typically the case. In reality, the sound produced by damaged bearings is usually consistent and recurring. In some instances, the noise may slightly decrease at lower speeds, but this is often due to other factors.

Could incorrectly adjusted brake shoes be causing the uneven braking sensation?

Improperly adjusted brakes are not a common issue faced by most drivers and do not directly cause brake imbalance. However, they can result in uneven wear of components such as the axle, brake pads, discs, or rotors. As a consequence, an imbalanced system may develop and require the attention of a mechanic for readjustment.

Can incorrect brakes cause brake imbalance?

Brake imbalance is not a frequently encountered issue among drivers, and it is not directly caused by incorrectly adjusted brakes. Nonetheless, the improper adjustment of brakes often results in uneven wear of components such as the axle, brake pads, discs, or rotors. Consequently, this leads to an imbalanced system that requires the attention of a professional mechanic for readjustment.

If you are curious about the causes and symptoms of brake imbalance, as well as how to address the issue, refer to the article titled "What Causes Brake Imbalance? (+Symptoms and How to Fix)" on the RepairSmith blog.

How do you know if your brake shoes are bad?

When brake shoes start to deteriorate or encounter issues, they typically exhibit several symptoms that can notify the driver of a potential problem. One of the initial indications is the presence of abnormal noises, which can occur when the brake shoes are excessively worn or covered in dust.

Source: YourMechanic - Symptoms of Bad or Failing Brake Shoes (Rear)

Why do brake shoes squeak?

When brake shoes are excessively worn or covered in dust, they can create unusual noises. This includes a scraping sound for excessively worn brake shoes and a squeaking sound for dusty or dirty brake shoes. These noises can be heard when the brake pedal is pressed or released, or in more severe cases, whenever the vehicle is moving forward.

Could there be an issue with the ABS sensors that is affecting the braking smoothness?

A defective ABS sensor can result in braking problems, including delayed response time and the need to pump the brakes.

Under certain circumstances, a malfunctioning ABS module may exhibit unpredictable behavior, causing the brakes to unexpectedly engage even when driving normally.

If you are encountering intermittent issues with your brakes, such as irregular clicking sounds or the need to repeatedly pump the brakes, this could indicate a need to replace the ABS module.

How do I know if my ABS sensor is bad?

In this article, we will discuss the signs you may experience if you have a bad ABS sensor. One of the most prevalent symptoms is the illumination of the ABS warning light on your vehicle's dashboard. Additionally, you may notice a pulsating brake pedal, the inability to use anti-lock brakes, or a loss of traction control. It is also worth mentioning that other warning lights, such as the check engine light or the traction control light, may also appear on the dashboard.

What does a bad ABS control module do?

The ABS control module is responsible for regulating wheel speeds and reducing brake pressure to the caliper when hard braking occurs to ensure steering capability is maintained. This article examines the indicators of a faulty ABS control module, as well as its position, purpose, and expense for replacement. Let us commence by reviewing the signs one should be aware of.

The symptoms of a malfunctioning ABS control module include illuminated warning lights, an unresponsive brake pedal, unpredictable wheel behavior, irregular braking, and a loss of traction control functionality. These indicators may suggest the need for a replacement module. To determine the exact location of the ABS control module, refer to the vehicle's manufacturer specifications or consult a professional.

When it comes to the cost of replacing an ABS control module, factors such as the make and model of the vehicle, the complexity of the installation process, and the rates charged by mechanics will influence the final price. It is advisable to obtain quotes from different sources to ensure a fair and reasonable cost for the replacement.

Why does my abs light come on when I brake?

Brake pads should be checked as a first step in addressing ABS warning issues. Malfunctioning brake pads can trigger the ABS light to illuminate when braking. This occurs due to inadequate friction between the pads and rotors, resulting in reduced stopping power when brakes are applied abruptly.

Another potential cause of vibrations in a vehicle is a faulty ABS sensor. However, it is important to note that this topic is further explained in a post on carstopics.com titled "Can a Bad ABS Sensor Cause Vibration?".

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