2016 Mercedes-Benz E400 Makes Noise When Braking

Common Causes of Brake Noises in Your 2016 Mercedes-Benz E400 and How to Address 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 2016 Mercedes-Benz E400 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.

What could be causing the braking noise in a 2016 Mercedes-Benz E400, and how should I diagnose it?

When diagnosing braking noise in a 2016 Mercedes-Benz E400, it's crucial to take a methodical approach that begins with the simplest checks before moving on to more complex diagnostics. Start by visually inspecting the brake components, particularly the brake pads and rotors, for any signs of wear or damage. Look for uneven wear patterns or an accumulation of brake dust, as these can indicate that cleaning or replacement is necessary. Next, pay close attention to the type of noise you hear when braking; distinguishing between squealing, grinding, or clicking sounds can provide important clues about the underlying issue. Conduct a brake test in a safe environment to evaluate how the vehicle responds, noting any vibrations or pulling to one side, which may point to problems with the calipers or rotors. If these initial assessments do not clarify the source of the noise, it may be prudent to seek the expertise of a qualified mechanic for a comprehensive inspection. By following this structured diagnostic approach, you can effectively identify and resolve the cause of the braking noise in your Mercedes-Benz E400.

What could be causing the noise when braking in a 2016 Mercedes-Benz E400?

When you hear noise while braking in your 2016 Mercedes-Benz E400, it’s essential to identify the underlying issues to ensure safe driving and maintain your vehicle's performance. One of the most frequent culprits is worn brake pads, which can produce a grinding or squealing sound as they reach the end of their lifespan. Additionally, problems with the brake rotors, such as warping or uneven wear, can lead to pulsating noises and vibrations during braking. Another factor to consider is the condition of the brake calipers; if they are sticking or seizing, they may apply uneven pressure on the brake pads, resulting in noise. Furthermore, the accumulation of brake dust or debris can interfere with the braking system, causing unwanted sounds. Lastly, insufficient lubrication on the brake components can lead to friction and noise, highlighting the importance of regular maintenance. If you’re comfortable with DIY repairs, inspecting these components can help you diagnose the issue, but for a thorough evaluation, consulting a qualified mechanic is always recommended.

How urgent is it to address the braking noise in my 2016 Mercedes-Benz E400?

When it comes to the braking noise in your 2016 Mercedes-Benz E400, understanding the urgency of the situation is crucial for both your safety and the longevity of your vehicle. Ignoring high-pitched squeals or grinding sounds can lead to severe consequences, such as compromised braking performance, which may result in longer stopping distances or even brake failure. If you experience vibrations or your car pulls to one side while braking, these symptoms indicate that immediate action is necessary to prevent further damage and ensure your safety on the road. Additionally, the frequency of the noise can provide insight into the severity of the issue; consistent noises warrant prompt attention, while intermittent sounds may still require monitoring. A visual inspection of your brake components can reveal signs of wear or damage, and any visible issues should not be overlooked. For those who are DIY enthusiasts, while a thorough inspection can be performed at home, consulting a professional mechanic is advisable for an accurate diagnosis. Ultimately, addressing braking noise promptly is essential to maintain the optimal performance of your vehicle and to safeguard against potential safety risks.

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2016 Mercedes-Benz E400 Braking Noise: Causes & Repairs