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Is the IS 350 engine reliable?


The Lexus IS 350 has garnered attention for its performance and luxury features, but one of the most critical aspects for potential buyers and current owners alike is its reliability. In this article, we will explore the reliability of the IS 350 engine, drawing on years of experience in car maintenance and repair.


Understanding the IS 350 Engine


The Lexus IS 350 is equipped with a 3.5-liter V6 engine, known for its smooth operation and robust power delivery. This engine is part of Toyota's well-regarded family of powertrains, which are generally recognized for their durability and longevity.


Reliability Factors


When assessing the reliability of the IS 350 engine, several factors come into play:



  • Build Quality: Lexus vehicles are known for their high build quality, which contributes to the overall reliability of the engine.

  • Maintenance: Regular maintenance, including oil changes and fluid checks, is crucial for keeping the engine running smoothly.

  • Common Issues: While the IS 350 engine is generally reliable, some owners have reported issues such as oil leaks and problems with the fuel system. However, these issues are not widespread.

  • Owner Feedback: Many IS 350 owners report high satisfaction with their vehicles, often noting that they have experienced minimal issues over the years.


Conclusion


In summary, the Lexus IS 350 engine is considered reliable by many standards. With proper maintenance and care, owners can expect a long lifespan and dependable performance from this engine. If you're considering purchasing an IS 350 or already own one, staying on top of regular maintenance will help ensure that your engine remains in excellent condition for years to come.


Frequently Asked Questions

How many horsepower is an IS350?


The IS 350 F SPORT is powered by an ultra-smooth 3.5-liter, V6 petrol engine that delivers 312 horsepower and features upgraded suspension, transmission, and sports trim.



What are common problems with Lexus IS 350?


Top Lexus IS350 Problems

  • The Inside Rear View Mirror May Become Discolored.
  • Clicking Type Noise From Rear Suspension.
  • Check Engine LIght With Code(s) P0751, P2714, or P0894.
  • New Navigation Map Disc May Correct Navigation System Problem.
  • New PCM Software Available For Hard Starting Issue.



Do Lexus use Toyota engines?


Although Lexus vehicles' interiors and exteriors differ from Toyotas', they almost always have a Toyota engine under the hood. Still, this is great news for Lexus drivers because Toyota engines are one of the most reliable ones in existence.



How long do Lexus IS 350 engines last?


iSeeCars analyzed over 300 million vehicles to find out, and to determine how long each model can last. The Lexus IS 350 has an average lifespan of 164,704 miles or about 14.3 years.



Can a Lexus last 500000 miles?


Should you purchase them? Since the Lexus LX can last up to 500,000 miles, it's safe to invest in one with more than 100,000 miles on the odometer. However, we do recommend being cautious and taking it for a test drive or to a mechanic beforehand to avoid any surprises during your time as an owner.



Is the IS350 expensive to maintain?


A Lexus IS 350 will cost about $5,828 for maintenance and repairs during its first 10 years of service. This beats the industry average for luxury sedan models by $3,897. There is also a 15.13% chance that an IS 350 will require a major repair during that time.



Is the IS350 engine reliable?


The Lexus IS350 Reliability Rating is 4.0 out of 5.0, which ranks it 9th out of 31 for luxury midsize cars. The average annual repair cost is $543 which means it has lower than average ownership costs.



What engine does the IS350 use?


Engine, Transmission, and Performance
The 2025 IS has three engine options: a 241-hp turbocharged 2.0-liter four-cylinder in the IS300, a 311-hp V-6 in the IS350, and a 472-hp V-8 in the IS500. The IS300 and IS350 can be had with all-wheel drive; the IS500 is rear-drive only.



How many miles does a Lexus 350 last?


The average vehicle can register around 150,000 miles on the odometer. When it comes to the Lexus RX 350, how long does it last? When properly cared for and driven, the Lexus RX can last for 250,000 miles or more.



Is the IS 350 engine reliable?


The Lexus IS350 Reliability Rating is 4.0 out of 5.0, which ranks it 9th out of 31 for luxury midsize cars. The average annual repair cost is $543 which means it has lower than average ownership costs.


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.