Common Causes of Brake Failure

3 min read

Use Carswitch’s #1 rated service to buy or sell used cars in UAE

The most frequent reason for failure is a brake line leak. Once there is not enough brake fluid remaining to transmit the pressure from the pedal to the tires, the brake fluid will gradually drain away. When the discs or drums become worn down and are no longer able to stop the wheels with enough friction, the brakes might also stop working.

Each year, hundreds of automotive accidents are caused by significant brake failure in automobiles. It’s likely that several of these incidents, which result in severe injuries or fatalities, might have been averted if the driver had recognized the warning symptoms of brake failure. Let’s think of the most typical reasons why brakes fail in modern automobiles.

  • Owner Neglection
  • Overheating Brake Pads
  • Damaged Rotor Discs
  • Leaking Hydraulic Fluid
  • Driving through Mud or Water
  • Loss of Hydraulic Brake Fluid Pressure
  • Overloading Your Automobile

Owner Neglect

Owner carelessness is the main factor in brake failure. Like many other motor parts, brakes have a finite lifespan and ought to be periodically checked for wear. This estimate is based on typical driving habits, notwithstanding the lengthy lifespans that many brake pads and shoe manufacturers advertise. The life of the brake pads and shoes will be significantly shortened if you find yourself stopping and starting a lot in cities or neighborhoods.

Overheating Brake Pads

Numerous issues in your automobile are brought on by heat. You may already be aware of the typical car components that can become extremely hot, such as the radiator, cylinder head, pistons, and exhaust inlets and outlets. But did you realize that brake overheating may also occur?

Friction between your brake pads and rotors causes your automobile to stop. Heat results from friction, of course. Brake issues develop when the temperature reaches a crucial level.

Different indications of an overheating brake might appear. Three warning indications are listed below:

  • Brake fade: the pedal feels mushy when you step on it.
  • Every time you brake, you can see smoke flowing from your wheels. There is frequently a burning smell present along with this issue.
  • Your brake components are squealing because they are too worn out and metal is grinding against metal.

Damaged Rotor Discs

Rotors are the big metal discs that are located within each wheel and are an essential component of your car’s braking system. The rotor, which is a component of disc brakes, is fastened to the wheel by the axle of the car. They could be noticeable, depending on how your hubcaps are made.

Every time you press the brake pedal, brake rotors and brake pads work together to safely stop your automobile. When you press the brake pedal, the brake pad presses down on the rotor, which is rotating along with the wheel to stop your car. Rotors are just as crucial to stopping your car as brake pads are.

Although rotors are sturdy, they need to be replaced from time to time, much like other parts of your car. Driving on broken brake rotors is risky since it might result in longer stopping distances and reduced braking effectiveness. If you have any of these symptoms when you drive, it’s time to schedule a visit with your technician:

  • Braking causes vibration.
  • When braking, there may be screaming, grinding, or other noises.
  • In the rotor, there are grooves.

Leaking Hydraulic Fluid

If you’re searching for hydraulic leakage in the form of a leaking seal, a puddle on the floor, or just a hole in the equipment, you’ll overlook crucial signs of an actual leak, which might have disappointing results. Leaking hydraulic fluid can lead to reduced efficiency, inconsistent outcomes, early component wear, and higher expenses.

Finding the leak’s origin and source can help you fix the hydraulic cylinder more quickly, minimizing downtime and the expenditures that go along with it.

It’s critical to understand how to find a hydraulic leak as well as what caused it now that you’re aware of how the leak manifests itself.The causes of leaks will differ depending on the type of cylinder; however, there are a few typical reasons to be aware of.

Finding an exterior leak is easier because it is often just necessary to visually investigate the area. Finding any leaking hydraulic fluid will be significantly simpler if color is added. Internal leaks are more challenging to fix and can be brought on by wear, bad design, erroneous manufacturing or repair tolerances, or even the use of the wrong parts.

Driving through Mud or Water

Your brake pads and rotor discs will be “lubricated” naturally as you drive through dirt or water. It is possible to drain extra water from your car’s brakes and restore adequate friction between the brake pads and rotor discs by gently tapping the brakes. Always drive with caution while it’s raining, especially if the wheels of your automobile are partially buried in water.

Loss of Hydraulic Brake Fluid Pressure

The brake fluid is one of the most commonly disregarded fluids in a car, despite the fact that it shouldn’t be. Without brake fluid, stopping would be quite difficult since brake fluid is an essential part of the hydraulic braking system. In fact, if your braking system is low on or out of brake fluid, your brakes could not function at all. Fluid is necessary for hydraulic braking systems to boost pressure so that a vehicle can stop.

The pads are forced to compress against the rotors, which are coupled to the wheel hubs rotating as the wheel revolves, as braking pressure builds up and fluid is forced into the brakes. The automobile slows down as a result of the tremendous pressure that is produced. The absence of brake fluid prevents the braking system from developing the pressure required to stop the vehicle.

The effectiveness of the braking system is greatly reduced when the fluid starts to degrade or when a leak of some kind develops.


Your braking experience may alter if your brake fluid is beginning to degrade after repeated usage or has seeped out. Pull over to a safe location and check the quantity and quality of your brake fluid first. Have your car hauled to an auto shop for a quick check if the fluid doesn’t seem correct or if something doesn’t feel right. If the brakes aren’t working properly, don’t try to drive the car.

Use UAE's #1 rated service to sell your car today

Get 10-30% more than what a dealer would offer
You set the price so the car sells as fast as you need it to
We handle calls & test drives, so you save a ton of time
Sell my car for me