2012 BMW 335is Makes Noise When Braking

Common Causes of Brake Noise in Your 2012 BMW 335is and How to Address Them Effectively

Find Repair Location
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 2012 BMW 335is makes noise when braking are bad brake pads, bad brake rotors, or bad brake caliper.
  • Brake Pads: Worn or damaged 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 stuck or malfunctioning brake caliper can cause uneven braking and excessive wear on 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 2012 BMW 335is, and how should I diagnose it?

When diagnosing braking noise in your 2012 BMW 335is, start with a thorough inspection of the brake pads. Look for signs of wear, particularly the metal indicators that signal when the pads are nearing the end of their lifespan. If the pads appear worn, replacing them is essential to restore quiet operation and ensure safety. Next, check the lubrication of the brake components. Insufficient lubrication can lead to squeaking or grinding noises, so apply a suitable brake lubricant to the calipers, slides, and backing plates as needed. If these steps do not resolve the issue, it may be wise to consult a professional mechanic or a BMW dealership for a more in-depth diagnosis, as they can identify more complex problems that may not be immediately apparent. By following this methodical approach, you can effectively address the braking noise and maintain the performance of your vehicle.

What could be causing the noise when braking in a 2012 BMW 335is?

When dealing with noise while braking in a 2012 BMW 335is, it's essential to understand the common problems that could be at play. One of the primary culprits is worn brake pads, which can lead to a squeaking sound as the wear indicator makes contact with the rotor. Additionally, brake dust can accumulate on the pads, creating noise when the brakes are applied. It's also worth noting that cold weather can amplify these sounds, making them more noticeable during winter months. Other factors, such as the brake pads settling or the ABS system performing self-checks, can contribute to unusual noises, particularly when reversing. For DIY enthusiasts, inspecting the brake pads for wear and cleaning any brake dust buildup can be a straightforward first step in addressing these noise issues. Regular maintenance and timely replacement of brake components are crucial in ensuring a quiet and safe driving experience.

How urgent is the braking noise issue in my 2012 BMW 335is, and should I address it immediately?

When experiencing braking noise in your 2012 BMW 335is, it is crucial to assess the situation promptly. While some noise can be normal, particularly during the break-in period, persistent or unusual sounds such as scraping, clunking, or clicking warrant immediate attention. These noises may indicate underlying problems, such as warped rotors or worn brake pads, which can compromise your vehicle's stopping ability and overall safety. Additionally, be vigilant for any warning lights on your dashboard, as these can signal critical issues within the braking system. Ignoring these symptoms not only risks your safety but can also lead to more extensive damage and higher repair costs down the line. Therefore, if you notice any concerning noises or warning indicators, it is advisable to address the issue without delay to maintain the performance and reliability of your braking system. Regular maintenance and timely repairs are essential to ensure your vehicle remains safe and effective on the road.

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.

2012 BMW 335is Brake Noise Issues: Causes & Repair Costs