Back

Knowing when your brake disc (rotor) is bad is essential for maintaining vehicle safety.

Here are some common signs that indicate your brake discs may need attention or replacement:

1. Squealing or Squeaking Noise

  • High-pitched noises when braking could indicate uneven wear, glazing, or damage to the brake disc surface.
  • Often caused by worn brake pads, but it can also signal issues with the rotor.

2. Vibration or Shaking

  • If you feel vibrations or pulsation in the brake pedal or steering wheel while braking, it could mean the brake disc is warped.
  • Warping occurs due to excessive heat or uneven wear.

3. Visible Damage or Wear

  • Inspect your brake discs through the wheel spokes or by removing the wheel.

Look for:

  • Deep grooves or scoring on the disc surface.
  • Cracks or visible damage.
  • Excessive rust (a light surface layer is normal but heavy rust can compromise functionality).

4. Reduced Braking Performance

  • A longer stopping distance or less responsive brakes could be a sign of disc wear.
  • Worn discs may not generate enough friction to stop the car effectively.

5. Grinding Noise

  • A loud grinding noise suggests the brake pads are completely worn out and the metal backing is rubbing against the disc.
  • This can cause severe damage to the rotor.

6. Uneven Brake Pad Wear

  • When replacing brake pads, uneven wear can indicate that the discs are not flat or are warped.
  • If one side of the brake pad is thinner than the other, the rotor might need resurfacing or replacement.

7. Blue Discoloration

  • Overheating the brake discs can cause a blue or purple tint.
  • This usually results from hard braking or riding the brakes for extended periods.

8. Dashboard Warning Light

  • Some vehicles have a brake warning light that may indicate issues with the braking system, including the discs.

 

Contact Us Today!
WhatsApp: +60 12-638 9647