Mercedes-Benz E63 AMG Makes Noise When Braking

Common Causes of Brake Noises in Your Mercedes-Benz E63 AMG and How to Resolve Them

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Reviewed by
Devin Cabugcal
Written by RepairPal Car Genius
Updated January 14, 2025
0%
40% chance it's the
Brake Pads
0%
25% chance it's the
Brake Rotors
0%
15% chance it's the
Brake Caliper
0%
20% chance it's
Something else
The most common reasons a Mercedes-Benz E63 AMG makes noise when braking are bad brake pads, bad brake rotors, or bad brake caliper.
  • Brake Pads: Worn or glazed brake pads can lead to reduced braking efficiency and increased stopping distances.
  • Brake Rotors: A warped or worn brake rotor can cause vibrations during braking and reduced braking efficiency.
  • Brake Caliper: A seized or malfunctioning brake caliper can result in dragging brakes, overheating, and uneven wear on the brake pads.
Proper diagnosis will determine the exact cause of your symptom, saving you money on unnecessary repairs. The diagnostic experts at RepairPal Certified shops have the right tools and experience to solve any symptom.

Troubleshooting Brake Noise in a Mercedes-Benz E63 AMG

When troubleshooting brake noise in your Mercedes-Benz E63 AMG, start with a thorough visual inspection of the brake components. Begin by checking for brake dust accumulation, as this is a common culprit that can lead to squeaking sounds. If you notice a buildup, clean the rotor and the brake pad mating area to eliminate any debris that may be causing friction. Next, assess the condition of your brake pads; if they appear worn down, replacing them is essential to prevent further noise and ensure safe braking performance. Additionally, inspect the metal contact points for adequate lubrication, as insufficient lubrication can lead to annoying squeaks. If the noise persists, examine the rotors for any signs of warping or uneven surfaces, which may require resurfacing or replacement. Lastly, ensure that the brake pads are installed correctly, as improper alignment can lead to unwanted contact with the rotors. By following this diagnostic approach, you can effectively identify and address the source of brake noise, enhancing both the performance and safety of your vehicle. If you encounter complexities beyond these steps, consulting a qualified mechanic is advisable to ensure a comprehensive resolution.

What Could Be Causing Braking Noises in a Mercedes-Benz E63 AMG?

When diagnosing braking noises in a Mercedes-Benz E63 AMG, it's essential to consider several common problems that could be at play. One of the primary culprits is worn brake pads, which can lead to squeaking or grinding sounds as they reach the end of their lifespan. If the brake pads are excessively worn, they may create a "metal on metal" noise, indicating that they need immediate replacement to prevent damage to the rotors. Additionally, brake dust accumulation can contribute to unwanted noises; this dust can etch the rotor surface or become trapped between the rotor and brake pad, resulting in a persistent squeak. Another factor to investigate is the condition of the brake rotors themselves; warped or damaged rotors can cause vibrations and noise during braking. Lastly, if you notice a hissing sound when pressing the brake pedal, it may signal an issue with the brake booster or master cylinder, which requires further inspection. By understanding these common problems, DIYers can better assess their braking system and take appropriate action to ensure safe and quiet operation.

Why is My Mercedes-Benz E63 AMG Making Noise When Braking?

When your Mercedes-Benz E63 AMG starts making noise while braking, it’s crucial to address the issue promptly to ensure your safety and the longevity of your vehicle. Ignoring brake noise can lead to more severe problems, such as brake failure or significant damage to the braking system, which could compromise your ability to stop effectively. Common culprits like worn brake pads or damaged rotors not only create annoying sounds but can also lead to decreased braking performance, increasing the risk of accidents. Additionally, noises originating from the rear brakes may indicate underlying issues that require immediate attention, as they should operate quietly under normal conditions. If you notice any unusual sounds, it’s advisable to conduct a thorough inspection or consult a professional technician to diagnose the problem accurately. Taking swift action can prevent further damage and ensure that your E63 AMG remains safe and reliable on the road.

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