Mercedes-Benz E63 AMG S Makes Noise When Braking

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

Find Repair Location
Reviewed by
Andrew Hajjar
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 S 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 Braking Noise in a Mercedes-Benz E63 AMG S

When troubleshooting braking noise in your Mercedes-Benz E63 AMG S, it's essential to adopt a systematic diagnostic approach. Start by inspecting the brake pads and rotors, as worn or damaged components are often the primary culprits behind squeaking or grinding noises. If the brake pads show significant wear, consider replacing them along with the rotors to ensure optimal performance. Next, check for brake dust accumulation, which can lead to noise; a thorough cleaning of the rotor and brake pad mating surfaces can often resolve this issue. Additionally, applying grease to the contact points, such as the back of the brake pads and the caliper carrier, can help eliminate squeaks, even in new pads. If you notice that the noise is more pronounced when reversing, warming up the brakes with firm stops may temporarily alleviate the sound. By following this methodical approach, you can effectively diagnose and address the braking noise issues in your vehicle, ensuring a smoother and quieter driving experience.

What Could Be Causing Noise When Braking in a Mercedes-Benz E63 AMG S?

When you hear noise while braking in your Mercedes-Benz E63 AMG S, it’s crucial to identify the underlying causes to ensure both safety and performance. One of the most frequent culprits is worn brake pads, which can produce squeaking or grinding sounds as they reach the end of their lifespan. Additionally, damaged or warped brake rotors can lead to vibrations and noise, indicating that they may need resurfacing or replacement. Another factor to consider is the brake caliper; if it becomes stuck, it can prevent the brake pads from fully disengaging, resulting in persistent noise. Furthermore, excessive brake dust accumulation, particularly in W212 models, can create a gritty layer between the pads and rotors, leading to squeaking sounds. While switching to quieter brake pads may reduce noise, it’s essential to weigh this option against potential impacts on braking performance. By systematically checking these components, you can effectively diagnose the source of the noise and take appropriate action to restore your vehicle's braking system to optimal condition.

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

When your Mercedes-Benz E63 AMG S starts making noise while braking, it’s crucial to address the issue without delay. Ignoring these sounds can lead to serious safety risks, including compromised braking performance and increased stopping distances, which could result in accidents. Common culprits behind brake noise include worn brake pads, damaged rotors, or malfunctioning calipers. For instance, a stuck caliper can prevent the brake pads from fully disengaging, causing excessive wear and noise. Additionally, the accumulation of brake dust, particularly in W212 models, can create uneven surfaces that lead to squeaking. To ensure your safety and maintain your vehicle's performance, it is advisable to have a qualified mechanic inspect the braking system as soon as you notice any unusual sounds. Prompt action not only enhances your driving experience but also prevents further damage and costly repairs down the line.

You’ve got options with RepairPal

Whether you need a more accurate auto repair estimate or help finding a reputable shop in your area, we’ve got you covered.