Lexus GS460 Shakes When Braking

Common Causes of Brake Shaking in Your Lexus GS460 and How to Resolve Them for a Smoother Ride

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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 Lexus GS460 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 Lexus GS460

When troubleshooting shaking during braking in your Lexus GS460, it's essential to adopt a systematic diagnostic approach. Start by inspecting the brake rotors, as warped or damaged rotors are a common culprit for vibrations. Look for any visible signs of wear or warping, and consider using a dial indicator to measure rotor runout if you have the tools. Next, examine the brake pads for wear; if they are thin or unevenly worn, replacing them may resolve the issue. After addressing the brakes, check the wheel bearings for any play or noise, as failing bearings can also contribute to shaking. Additionally, inspect the suspension components, ensuring that everything is properly aligned and in good condition, as misalignment or worn parts can exacerbate braking vibrations. Finally, assess your tires for uneven wear patterns, which can indicate alignment issues or improper inflation. By following this methodical approach, you can effectively diagnose and address the shaking problem, ensuring a safer and smoother driving experience.

What Causes Shaking When Braking in a Lexus GS460?

When experiencing shaking while braking in a Lexus GS460, it's essential to understand the common problems that could be causing this issue. One of the primary culprits is warped brake rotors, which can create an uneven surface that leads to vibrations when the brake pads engage. Additionally, worn brake pads may not apply pressure uniformly, resulting in similar shaking sensations. It's also crucial to consider suspension issues, as components like ball joints and wheel bearings can wear out over time, contributing to vibrations during braking. Furthermore, defects in the ABS system can cause the vehicle to shake momentarily, particularly if the system is malfunctioning or if there are tire-related issues. Lastly, for vehicles equipped with drum brakes, uneven or worn brake drums can prevent proper contact with the brake pads, leading to pulsation. To effectively address these concerns, a thorough inspection by a qualified mechanic is recommended to accurately diagnose the problem and implement the necessary repairs.

Why is My Lexus GS460 Shaking When Braking?

When your Lexus GS460 shakes while braking, it’s crucial to address the issue immediately, as it can indicate serious problems with your vehicle's braking system. The most common culprits are warped brake rotors and worn brake pads, which can lead to uneven pressure on the rotors and ultimately compromise your safety on the road. If left unchecked, these issues can escalate, potentially resulting in costly repairs or even brake failure. Additionally, a malfunctioning ABS system or tires with poor traction can exacerbate the shaking, making it imperative to conduct a thorough inspection. Regular maintenance and prompt attention to these symptoms not only enhance your vehicle's performance but also ensure your safety and that of others on the road. Don’t wait for the problem to worsen; addressing these concerns early can save you time, money, and ensure a smoother, safer driving experience.

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