How to know if there are problems with your car’s brakes
Ensuring the optimal functioning of your vehicle’s braking system is crucial for safety and performance. Brake pads and brake discs play a pivotal role in this system, and recognizing the signs of wear and tear is essential to maintaining a safe driving experience. This comprehensive guide will delve into the various indicators that can help you determine whether your brake pads or discs need replacement.1
Understanding the Brake System
Before identifying signs of wear, it’s essential to comprehend the basics of a vehicle’s braking system. When you press the brake pedal, brake fluid is sent to the callipers, initiating the compression of brake pads against the discs. This friction is what slows down and ultimately stops your vehicle. Over time, both brake pads and discs wear and tear due to this friction, necessitating periodic inspection and replacement. 1
Signs of Worn Brake Pads
1. Squeaking or Squealing Noises
One of the most common indicators of worn brake pads is a high-pitched squeaking or squealing sound when you apply the brakes. This noise is typically caused by a small metal indicator built into the brake pad, designed to produce sound when the pad thickness becomes too low. 1
2. Grinding Sensation
If you notice a grinding sensation while braking, it may indicate that the brake pads have worn down completely, exposing the metal backing. This grinding is a clear sign that immediate attention and replacement is required to prevent further damage to the brake system. 1
3. Reduced Braking Performance
A gradual decrease in braking performance, such as increased stopping distances or a spongy brake pedal, may suggest that the brake pads have worn thin. In such cases, prompt replacement is crucial to maintain optimal braking efficiency. 1
Signs of Worn Brake Disc
1. Visible Scoring or Grooving
Inspect the brake discs’ surface for visible scoring or grooving. These are indentations caused by the friction between the brake pads and discs. If the grooves are pronounced and easily felt with your fingers, it strongly indicates that the discs need replacement. 1
2. Vibration or Pulsation While Braking
A vibrating or pulsating brake pedal during braking may signify uneven wear or warping of the brake discs. This issue can compromise braking performance and warrants a thorough inspection, with potential replacement of the discs if needed. 1
3. Excessive Heat
Carefully Touch the brake discs carefully after a drive if it is safe to do so and advised to do so by a qualified expert. If they feel excessively hot, it could be a sign of brake fade, a condition where the discs cannot effectively dissipate heat. Prolonged exposure to elevated temperatures can lead to premature wear and necessitate disc replacement. 1
Regular Inspection and Maintenance
1. Visual Inspection
Regularly inspect the brake pads and discs for visible signs of wear. Look for the indicators mentioned above and address any issues promptly. 1
2. Brake Fluid Analysis
Brake fluid is crucial for the proper functioning of the braking system. Contaminated or low brake fluid can contribute to brake performance issues, so one should regularly check its level and quality. 1
3. Scheduled Maintenance
Adhere to the manufacturer’s recommended maintenance schedule. This includes routine brake system inspections, where professionals can assess the condition of your brake pads and discs and recommend replacement when necessary. 1
Maintaining a vigilant eye on the condition of your vehicle’s brake pads and discs is vital to ensure safe driving. By being attuned to the signs of wear and promptly addressing any issues, you contribute to the longevity and effectiveness of your braking system. Regular inspections, adherence to maintenance schedules, and proactive replacement when needed are vital practices that ensure your vehicle’s braking system operates at its best, providing you with a safe and reliable driving experience. 1
Disclaimer
The article aims to provide South African motorists with advice on how to detect, inspect and maintain brake pads and discs. 1
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Sources:
1 https://www.theaa.com/car-servicing/advice/how-to-tell-if-your-brake-pads-or-discs-need-replacing
This article was prepared by Eric Sandmann in his personal capacity. The views and opinions expressed in this article are the author’s own. The views and opinions in the article should not be attributed to anyone but the author unless expressly stated. Nothing in this article should be relied upon as advice, this publication is presented for informational purposes only. No person should act or refrain from acting in reliance on any information found in this article, without first obtaining proper financial advice from the appropriate professional. The author makes no claims, promises or guarantees about the accuracy, or completeness, of any information linked from, referred to, or contained in this article. The author reserves the right, to edit and change the content of this article.
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