Mercedes-Benz E400 Shakes When Braking

Common Causes of Brake Shaking in Your Mercedes-Benz E400 and How to Resolve Them

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Reviewed by
Devin Cabugcal
Written by RepairPal Car Genius
Updated January 14, 2025
0%
55% chance it's the
Brake Rotor
0%
20% chance it's the
Brake Pad
0%
10% chance it's the
Old Brake Fluid
0%
15% chance it's
Something else
The most common reasons a Mercedes-Benz E400 shakes when braking are bad brake rotors, bad brake pads, or a bad wheel bearing.
  • Brake Rotor: A warped or worn brake rotor can cause vibrations during braking and reduced stopping power.
  • Brake Pad: A worn or damaged brake pad can lead to reduced braking efficiency and increased stopping distances.
  • Old Brake Fluid: Old brake fluid can absorb moisture over time, leading to reduced braking performance and potential corrosion within the brake system.
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 Shaking When Braking in a Mercedes-Benz E400

When troubleshooting shaking when braking in your Mercedes-Benz E400, it's essential to adopt a systematic diagnostic approach. Start by inspecting the brake components, as warped or damaged brake rotors are a common culprit for this issue. Check for any visible signs of wear or damage on the rotors and pads, and consider measuring their thickness to ensure they meet manufacturer specifications. Next, examine the tires for uneven wear or damage, as these can also contribute to vibrations during braking. If the brakes and tires appear to be in good condition, move on to assessing the suspension and steering systems, as underlying issues here can lead to persistent shaking. Regular maintenance is crucial, as worn brake components can exacerbate these problems over time. If you're unable to identify the source of the shaking through these checks, it may be wise to consult a professional technician who can perform more advanced diagnostics to ensure your vehicle's safety and performance.

What Causes Shaking When Braking in a Mercedes-Benz E400?

When your Mercedes-Benz E400 experiences shaking during braking, it can be attributed to several common problems that DIYers should be aware of. One of the primary culprits is warped or damaged brake rotors, which can occur due to wear and tear over time. As rotors thin out, they become more prone to warping, leading to vibrations when the brakes are applied. Additionally, worn or uneven brake pads can exacerbate this issue, making it essential to regularly inspect and replace them as needed. Another factor to consider is the condition of the wheel bearings; faulty bearings can create vibrations that are felt through the steering wheel when braking. Furthermore, suspension problems, such as worn components or misalignment, can also contribute to shaking, highlighting the importance of routine suspension checks. Issues within the steering system, including misalignment or worn parts, can manifest as similar vibrations, making it crucial to ensure that the steering components are in good working order. Lastly, deeper drivetrain problems may also be at play, necessitating a thorough inspection by a qualified mechanic to identify any underlying issues. By understanding these potential causes and maintaining regular vehicle inspections, you can effectively address shaking when braking and enhance the overall performance and safety of your Mercedes-Benz E400.

Why is My Mercedes-Benz E400 Shaking When I Brake?

Experiencing shaking in your Mercedes-Benz E400 while braking is not just an inconvenience; it can signal serious underlying issues that require immediate attention. Ignoring this symptom could lead to compromised safety on the road, as it may indicate problems with critical components such as the brake rotors, pads, or even the suspension and steering systems. Warped brake rotors, for instance, can cause uneven braking, leading to increased wear on other parts and potentially resulting in costly repairs if left unaddressed. Additionally, tire problems or misalignment can exacerbate the shaking, affecting your vehicle's handling and stability. To ensure your safety and the longevity of your vehicle, it is crucial to diagnose and resolve the cause of the shaking promptly. Consulting a qualified mechanic can help identify the specific issue and prevent further complications, ensuring that your driving experience remains smooth and secure.

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Mercedes-Benz E400 Shaking When Braking: Causes & Solutions