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How often should Toyota long life coolant be changed?

Toyota recommends changing the long life coolant in their vehicles every 100,000 miles or 5 years, whichever comes first. This coolant is designed to last significantly longer than traditional coolants, but it still needs to be replaced periodically to maintain the vehicle's cooling system and prevent damage.


Understanding Toyota Long Life Coolant


Toyota's long life coolant, also known as Toyota Super Long Life Coolant (SLLC), is a specialized engine coolant formulated to last much longer than conventional coolants. It contains additives that help prevent corrosion, scale buildup, and other issues that can degrade the coolant over time.


Unlike traditional coolants that need to be changed every 30,000 to 50,000 miles, Toyota's long life coolant is designed to last for up to 100,000 miles or 5 years. This extended lifespan helps reduce maintenance costs and the environmental impact of frequent coolant changes.


When to Change Toyota Long Life Coolant


Toyota recommends changing the long life coolant according to the following schedule:



  • Every 100,000 miles or 5 years, whichever comes first.

  • If the coolant appears discolored, contaminated, or has a strong odor.

  • If the vehicle's cooling system has been serviced or repaired.


It's important to follow this recommended schedule to ensure the cooling system continues to function properly and prevent potential engine damage. Neglecting to change the coolant can lead to issues such as corrosion, scale buildup, and reduced heat transfer, which can ultimately result in overheating and engine failure.


Coolant Maintenance Tips


In addition to following the recommended coolant change interval, there are a few other steps you can take to maintain your Toyota's cooling system:



  • Check the coolant level regularly and top it up if necessary.

  • Inspect the cooling system for any leaks or damage, and address any issues promptly.

  • Use only Toyota-approved long life coolant when refilling or topping up the system.

  • Avoid mixing different types of coolant, as this can cause compatibility issues and reduce the effectiveness of the coolant.


By following Toyota's recommended maintenance schedule and taking proper care of the cooling system, you can help ensure your vehicle's engine stays cool and runs efficiently for years to come.

Can engine coolant last 10 years?


You can typically expect the antifreeze to last 3-5 years in most vehicles, or around 30,000 to 60,000 miles. Some advanced formulations, such as organic acid technology (OAT) coolants, can last up to 10 years or 150,000 miles in newer vehicles.



How often does Toyota recommend changing coolant?


How often should you change coolant in a Toyota? Normally, you should have your Toyota coolant flush completed every 30,000 miles or every two years.



How do you use Toyota long life coolant?


Completely drain and flush coolant from vehicle cooling system. Toyota recommended a 50/50 mix of coolant an water for year round protection. Do not exceed a 70/30 mix of coolant and water add proper mixture of coolant and water to radiator.



Do I need to add water to Toyota Long Life coolant?


Toyota recommended a 50/50 mix of coolant an water for year round protection. Do not exceed a 70/30 mix of coolant and water add proper mixture of coolant and water to radiator.



How much does Toyota charge for a coolant flush?


Affordable Fluid Exchange Services

Price
Brake Fluid Exchange$159.95
Fuel Induction Service$189.95
Coolant Exchange$205.95
Transmission Fluid Exchange$319.95



How long is long life coolant good for?


Depletion rates of inhibitors determines the lifespan of coolants. Long Life coolants can last up to and beyond 10 years. There are OEM Approvals on coolants for some manufacturers.



How long does Toyota long life coolant last?


Newer coolants use an Organic Acid Technology (OAT) and have twice as long of a life as older coolant. In some cases these long life coolants can last over 5 years or 100,000 miles.



What happens if you never change coolant?


The coolant can become more acidic over time and lose its rust-inhibiting properties, causing corrosion. Corrosion can damage the radiator, water pump, thermostat, radiator cap, hoses and other parts of the cooling system, as well as to the vehicle heater system. And that can cause a car engine to overheat.



How often should you change lifetime coolant?


Typically, replacing traditional green coolant is recommended every 30,000 miles or two years. Extended-life coolants, often orange or red, can last up to 100,000 miles or five years.



Does coolant really last 10 years?


Some modern coolants are designed to last for five years and even up to ten years, but this is influenced by: The type of coolant used. The age and make of your vehicle. Your driving habits.


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.