Maintaining a Tesla, like any high-performance vehicle, involves regular servicing to ensure optimal performance and longevity. One essential but often overlooked aspect of vehicle maintenance is brake fluid replacement. Whether you own a Tesla Model 3, Model S, Model X, or Model Y, understanding when to change your brake fluid is crucial for your vehicle’s safety and efficiency.

In this blog, we will explore the importance of brake fluid in a Tesla, the manufacturer’s recommended schedule for brake fluid changes, signs that your brake fluid needs replacing, and how to get the job done. Here at Oceanside Motorsports, we can find out what’s wrong with your Tesla with our diagnostic testing to ensure you’re only spending money on what needs to be fixed. 

Why Is Brake Fluid Important?

Brake fluid is essential in any vehicle’s braking system, including a Tesla. Its primary function is to transfer the force created when the brake pedal is pressed into pressure, which in turn helps bring the car to a stop. Given Tesla’s regenerative braking technology, the actual use of traditional brake pads and fluid is less frequent than in conventional vehicles. However, it doesn’t eliminate the need for proper brake fluid care.

Brake fluid is hygroscopic, meaning it absorbs moisture over time. This absorbed moisture can cause the brake fluid’s boiling point to lower, reducing its effectiveness. If neglected, the brake fluid could lead to brake failure, putting your safety at risk.

Tesla’s Brake Fluid Change Recommendations

Tesla’s owner manual provides clear guidelines on maintenance, including recommendations on brake fluid changes. According to Tesla, brake fluid should be checked every two years and replaced if contamination is found. In some climates or specific driving conditions, the brake fluid may need to be replaced more frequently.

Tesla Model 3 & Model Y

Tesla recommends performing a brake fluid test every two years for both the Model 3 and Model Y. This test ensures that the brake fluid is in good condition and doesn’t need replacement. Over time, brake fluid can absorb moisture, which can impact braking performance. Regular testing helps maintain optimal brake function and safety on the road.

Tesla Model S & Model X

Similarly, the Model S and Model X also require a brake fluid check every two years. However, for drivers in extreme conditions, such as wet or cold climates, more frequent inspections may be necessary. These conditions increase the risk of moisture buildup in the brake fluid, which can affect its efficiency. Keeping up with these checks ensures better brake system reliability and longevity.

Signs Your Tesla Needs a Brake Fluid Change

Even though Tesla has a suggested schedule for brake fluid checks, you should remain vigilant for any signs that your Tesla’s brake fluid may need attention. Below are a few indicators that your brake fluid might need replacing sooner than expected.

1. Spongy Brake Pedal

A soft or spongy brake pedal is a clear sign that something is wrong with the brake system. This often occurs when air has entered the brake lines, reducing the effectiveness of the brakes. One common cause is old or degraded brake fluid that allows air to seep in. Addressing this issue promptly is crucial to maintain safe braking performance.

2. ABS Warning Light

Tesla vehicles come equipped with an advanced ABS (anti-lock braking system) for improved safety. If the ABS warning light appears on your dashboard, it could be a sign of brake fluid contamination. Low brake fluid levels can also trigger this warning. It’s important to check and address the fluid level or quality to ensure proper ABS function.

3. Brake Fluid Color

Brake fluid should have a clear or light golden hue when it’s fresh. Over time, as it absorbs moisture and contaminants, it can become dark or dirty. If the fluid looks discolored, it’s an indication that it needs to be replaced. Regular checks of brake fluid color help maintain the health of the braking system.

4. Brake System Noise

Grinding or squealing sounds when applying the brakes are often a red flag for brake issues. These noises may indicate moisture-contaminated brake fluid or problems with the brake components themselves. Contaminated fluid can affect the efficiency of the braking system, leading to performance issues. Addressing such noises quickly can prevent further damage and ensure safety.

How to Extend the Life of Your Brake Fluid

Since Teslas use regenerative braking, traditional brakes and brake fluid undergo less wear compared to conventional cars. However, there are a few tips to help extend the life of your brake fluid.

1. Use Regenerative Braking

Tesla’s regenerative braking system is a valuable feature that helps reduce wear on the brake pads and brake fluid. By harnessing energy during deceleration, it takes the strain off the traditional braking system. Maximizing the use of this feature can prolong the life of critical brake components. Incorporating regenerative braking into your driving habits is an easy way to enhance Tesla repair efficiency and reduce the need for frequent brake maintenance.

2. Drive Smoothly

Smooth driving not only makes for a more comfortable ride but also benefits the health of your Tesla’s braking system. Aggressive braking heats up the brake fluid faster, leading to quicker degradation. By avoiding sudden stops and hard braking, you help maintain brake fluid quality. Consistent smooth driving can reduce the need for brake repairs and prolong the intervals between Tesla repair services.

3. Regular Inspections

Routine brake fluid checks are essential for maintaining your Tesla’s performance. This is particularly important if you drive in extreme conditions, such as in harsh weather or heavy traffic. Regular inspections help identify early signs of brake fluid contamination or degradation, preventing larger Tesla repair issues. Staying proactive with maintenance ensures safer driving and a more reliable braking system.

Tesla Repair and Maintenance Services at Oceanside Motorsports

While your Tesla doesn’t need the same maintenance schedule as a gas or diesel-based engine, it does need preventive repairs to ensure it continues to work efficiently well into the future. In addition, we add little extras that make it worth coming down to our Oceanside shop. We know you have plenty of options in southern California, but we work hard to ensure that Oceanside Motorsports is always your first choice. 

Whether you’re experiencing an issue with the electrical system or have noticed your performance is lower, we’re happy to help you get your Tesla back on the road. Contact our shop today or schedule an appointment online.