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Does 2013 Lexus RX 450h require premium gas?

Yes, the 2013 Lexus RX 450h hybrid SUV requires premium gasoline, typically 91 octane or higher. This is a common requirement for many luxury and high-performance vehicles, including the Lexus RX 450h, to ensure optimal engine performance and fuel efficiency.


Detailed Explanation


The 2013 Lexus RX 450h is a hybrid vehicle that combines a 3.5-liter V6 gasoline engine with an electric motor. This powertrain is designed to deliver a balance of power, efficiency, and low emissions. To achieve this, the engine and other components are engineered to operate at higher compression ratios, which require the use of premium fuel.


Using regular gasoline in the Lexus RX 450h can lead to several issues, including:



  • Reduced engine performance and fuel efficiency

  • Increased risk of engine knocking or pinging, which can cause long-term damage

  • Potential violation of the vehicle's warranty, as using the recommended fuel is typically a requirement


Lexus, like many other automakers, recommends the use of premium gasoline (91 octane or higher) for the RX 450h to ensure the engine operates as intended and to maintain the vehicle's performance and fuel economy. Failure to use the recommended fuel can result in decreased power, reduced fuel efficiency, and potential engine damage over time.


Conclusion


In summary, the 2013 Lexus RX 450h hybrid SUV requires the use of premium gasoline, typically 91 octane or higher, to ensure optimal engine performance, fuel efficiency, and long-term reliability. Using the recommended fuel is essential for maintaining the vehicle's warranty and getting the most out of its hybrid powertrain.

Which Lexus models do not require premium gas?


Lexus ES

  • 2022 Lexus ES 250 Fuel Requirement: Regular 87-octane unleaded.
  • 2022 Lexus ES 350 Fuel Requirement: Regular 87-octane unleaded.
  • 2022 Lexus ES 300h Fuel Requirement: Regular 87-octane unleaded.



What are the common faults on a Lexus RX450h?


Suspension problems are also common in the Lexus RX450h, particularly in models that have high mileage. Some owners have reported leaks in the air suspension system, while others have reported that the compressor wears out quickly and needs to be replaced.



Does the Lexus RX Hybrid need premium gas?


The Lexus RX's Gas Requirements
Most 2024 and 2023 models require premium unleaded gas with an octane rating of 91 or higher. Models released between 2012 and 2022 use unleaded gasoline with an octane rating of 87 or higher. That means that while you can use premium gasoline in older RX models, it isn't required.



How many miles per gallon does the RX450h get?


Based on data from 19 vehicles, 1,505 fuel-ups and 507,105 miles of driving, the 2021 Lexus RX450h gets a combined Avg MPG of 28.47 with a 0.26 MPG margin of error. Below you can see a distribution of the fuel-ups with 42 outliers (2.71%) removed.



What kind of gas does a 2013 Lexus RX take?


unleaded gasoline
You must only use unleaded gasoline in the RX, with an octane rating of 87 or higher. This means the Lexus RX does not require premium gasoline, as the premium octane rating is 91 or higher. Of course, you are free to put premium gas in your Lexus RX, as it can provide better performance, but it is not needed.



How long does a Lexus 450h hybrid battery last?


15 years
Under average driving conditions, you'll need a hybrid car battery replacement roughly once every 150,000 miles or 15 years, whichever comes first.



What is the best year to buy a Lexus 450h?


The 2022 Lexus RX 450h is our top pick for the best model year value for the RX 450h. With the 2022, you would only pay, on average, 71% of the price as new, with 83% of the vehicle's useful life remaining.



What happens if you accidentally put 87 instead of 91 in a Lexus?


Use of unleaded gasoline with an octane rating lower than what is listed for your model year vehicle could potentially result in engine knocking. If the octane rating used is less than required, damage to the engine may occur and which could void the vehicle warranty.



Can I use regular gas in my Lexus RX 450h?


According to Lexus standards, you need to use unleaded gas with an octane rating of 87 or higher. That means the RX doesn't require premium gasoline, as the premium octane rating is 91.



What happens if you put regular gas in a Lexus Hybrid?


Use of unleaded gasoline with an octane rating lower than what is listed for your model year vehicle could potentially result in engine knocking. If the octane rating used is less than required, damage to the engine may occur and which could void the vehicle warranty.


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.