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Can you put universal coolant in a Lexus?


When it comes to maintaining your Lexus, one of the most common questions we hear at Kevin's Autos is whether universal coolant can be used in these vehicles. Coolant plays a critical role in regulating your engine's temperature and preventing overheating, so choosing the right type is essential. In this article, we’ll explore whether universal coolant is suitable for a Lexus and what you should consider before making a decision.


Understanding Coolant Types


Coolant, also known as antifreeze, is not a one-size-fits-all product. Different vehicles require specific types of coolant based on their engine design and materials. Lexus vehicles, like many modern cars, often use a specific type of coolant designed to meet the manufacturer’s standards. For Lexus, this is typically a pink or red coolant known as Toyota Super Long Life Coolant (SLLC).


Universal coolant, on the other hand, is marketed as being compatible with a wide range of vehicles. While it may seem convenient, it’s important to understand the potential risks of using it in a Lexus.


Can Universal Coolant Be Used in a Lexus?


Technically, universal coolant can be used in a Lexus, but it is not recommended. Here’s why:



  • Manufacturer Specifications: Lexus vehicles are designed to work with specific coolant formulations, such as Toyota SLLC. Using a universal coolant may not provide the same level of protection against corrosion and overheating.

  • Compatibility Issues: Universal coolants may not always be fully compatible with the materials used in Lexus engines, such as aluminum components. This could lead to long-term damage.

  • Warranty Concerns: If your Lexus is still under warranty, using a non-recommended coolant could void the warranty if it leads to engine damage.


What Should You Do Instead?


To ensure the longevity and performance of your Lexus, it’s best to stick with the coolant recommended by the manufacturer. Here’s what you can do:



  • Check Your Owner’s Manual: Your Lexus owner’s manual will specify the exact type of coolant required for your vehicle.

  • Purchase Toyota SLLC: This is the recommended coolant for most Lexus models and can be found at Lexus dealerships or reputable auto parts stores.

  • Consult a Professional: If you’re unsure about which coolant to use, bring your vehicle to a trusted auto repair shop like Kevin’s Autos. We’ll ensure your Lexus gets the right coolant for optimal performance.


Conclusion


While universal coolant might seem like a convenient option, it’s not the best choice for your Lexus. To protect your engine and maintain your vehicle’s performance, always use the coolant recommended by the manufacturer. At Kevin’s Autos, we’re here to help with all your car maintenance needs, so don’t hesitate to reach out if you have questions or need assistance with your Lexus.


Frequently Asked Questions

Is it OK to use different brands of coolant?


Putting the Wrong Engine Coolant in Your Car
Mixing coolants of various types can have extensive and expensive consequences. As mentioned above, the mix can solidify, block your engine, and cause overheating, which can, in turn, cause the following problems: Degraded cylinder heads.



Can I add universal coolant to any coolant?


If the old coolant is traditional green coolant, the new universal coolant will be diluted and won't be able to extend protection much beyond that of the original coolant. One very important point to keep in mind here is universal coolants and extended life coolants are not lifetime coolants.



Are Toyota and Lexus coolants the same?


After 2004, Toyota and Lexus switched to Super Long Life Coolant. This is pink in color and has a 100,000 mile initial replacement interval, followed by 50,000 miles thereafter. This coolant is premixed with water and doesn't require dilution.



Can I use universal coolant in Lexus?


Every car manufacturer, including Lexus has developed its own coolant or requires a specific coolant that is unique to individual years and models.



Can I top up with universal coolant?


Universal Coolant Top Up is a 50% concentration formulation and is ready to use directly from the container. It is pre-mixed with de-mineralised water and can be poured directly into the cooling system. No further dilution is required. It can be used as a complete service refill or top up.



What color is universal coolant?


Green
Coolant color does not indicate the properties or type of coolant. Green is common for universal because that's what the OEMs used to use back when there were only a couple of coolant technologies.



Does Lexus require special coolant?


Every vehicle manufacturer, including Lexus has developed its own coolant or requires a explicit coolant that is unique to personal years and models. There are many colors of coolants to aid distinguish each including yellow, purple blue, green, red, and orange.



What happens if I use universal coolant?


If you settle for a universal coolant over a custom formula, your engine might not up and quit on you immediately, but 6-12 months down the road, you may have issues if your coolant isn't performing properly.



Does Lexus need special coolant?


Every vehicle manufacturer, including Lexus has developed its own coolant or requires a explicit coolant that is unique to personal years and models. There are many colors of coolants to aid distinguish each including yellow, purple blue, green, red, and orange.



Can I mix universal coolant with Toyota coolant?


In fact if they're added into a cooling system together the results can be catastrophic, creating a gelatinous substance that blocks the system and causes widespread damage to internal components. The fact that drivers can no longer distinguish different types of coolant by colour is a problem.


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.