Causes for Erratic Braking

Erratic braking is noticed when pressing the brake pedal or while driving.
There are multiple possibilities that can cause erratic braking.

The causes for Erratic braking while braking are as follows :-----

1)Faulty Proportioning Valve.

2)Brake Pad/Shoe Contaminated With Grease or Brake Fluid.

3)Faulty Brake Master Cylinder.

4)Brake Pad/Shoe Wet From Driving or Standing in Water.

5)Worn or Damaged Brake Pad/Shoes.

6)Brake Rotor Is Glazed or Warped From Overheating.

7)Faulty Brake Power Booster.

8) Brake Drum Glazed.

The causes for Erratic braking while pressing the brake pedal are as follows :----

1) Low brake fluid.
2) Brake fluid leaking.
3) Incorrect brake fluid refilled.
4) Brake fluid contaminated or dirty.

Basically you can say the brake fluid needs to be inspected in this case.

The causes for Erratic braking noticed while driving are as follows :----

1) Brake Rotor Has Worn Past Machining Specifications and Must Be Replaced.

2) Unevenly Worn or Out of Round Brake Drum(s)..

In this case brake drum and brake rotors needs to be inspected.

The causes for Erratic braking noticed while driving on wheel area are as follows :----

1) Faulty Proportioning Valve Faulty.
2) Leaking Wheel Cylinder.
3) Leaking Axle Seal.

In this case proportioning valve,wheel cylinder and axel seal needs to be inspected.

This details will help.
Thanks.


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