Mercedes-Benz E320 Shakes When Braking

Common Causes of Brake Shaking in Your Mercedes-Benz E320 and How to Resolve Them

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Reviewed by
Aisha
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 E320 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 E320

When addressing the shaking experienced while braking in a Mercedes-Benz E320, it's essential to adopt a methodical diagnostic approach. Start by inspecting the brake rotors, as warped or damaged rotors are often the primary culprits behind vibrations during braking. Look for any visible signs of wear or warping, and consider using a dial indicator to measure rotor runout for a more precise assessment. Next, examine the brake pads for excessive wear or damage, as worn pads can also contribute to shaking. After ensuring the braking components are in good condition, check the wheel bearings by lifting the vehicle and spinning the wheels to detect any play or roughness. Additionally, inspect the tires for uneven wear patterns and ensure they are properly balanced and inflated, as tire issues can significantly affect braking performance. Finally, evaluate the suspension system for any worn or damaged components, as these can exacerbate vibrations. If the shaking persists after these checks, it may be time to consult a professional mechanic for a thorough diagnosis. By following this structured approach, you can effectively troubleshoot and resolve the shaking issue, ensuring a safer and smoother driving experience.

What Causes Shaking When Braking in a Mercedes-Benz E320?

When your Mercedes-Benz E320 experiences shaking during braking, it can be attributed to several common issues that DIYers should be aware of. One of the primary culprits is warped or damaged brake rotors, which can lead to vibrations felt in the steering wheel and brake pedal. This often occurs due to uneven wear or overheating, making it crucial to regularly inspect and maintain your rotors. Additionally, the condition of the brake pads plays a significant role; worn or improperly installed pads can create uneven contact with the rotors, resulting in shaking. Another factor to consider is the wheel bearings; if they are worn or damaged, they can cause vibrations that intensify during braking. Lastly, other issues such as hard spots or warpage in the rotors can lead to pulsating sensations, further contributing to the shaking. Addressing these problems promptly is essential for maintaining the safety and performance of your vehicle, and while some repairs may require professional assistance, understanding these common issues can empower you to tackle minor fixes yourself.

Why is My Mercedes-Benz E320 Shaking When Braking?

Experiencing shaking in your Mercedes-Benz E320 while braking is not just an inconvenience; it can signal serious underlying issues that require immediate attention. The most common culprit is often warped or damaged brake rotors, which can lead to uneven contact with the brake pads, resulting in a pulsating sensation that compromises your vehicle's stopping power. Ignoring this symptom can escalate into more severe problems, such as increased wear on brake components or even complete brake failure, posing significant safety risks to you and others on the road. Additionally, issues with wheel bearings, suspension, or drivetrain systems can also contribute to this shaking, further complicating the situation. Therefore, it is crucial to address these symptoms promptly by consulting a professional mechanic who can accurately diagnose the problem and perform necessary repairs, ensuring your vehicle remains safe and reliable.

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Mercedes-Benz E320 Shaking When Braking: Causes & Solutions