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What is the life expectancy of a Lexus LS 400?

The Lexus LS 400, a luxury sedan introduced in 1989, is known for its exceptional reliability and long-lasting performance. According to industry data, the average life expectancy of a well-maintained Lexus LS 400 is around 15-20 years or 200,000-300,000 miles.


Factors Contributing to the Lexus LS 400's Longevity


The Lexus LS 400's impressive longevity can be attributed to several key factors:



  • Robust Engineering: The Lexus LS 400 was designed and engineered with a focus on durability and reliability, using high-quality components and materials that can withstand the test of time.

  • Meticulous Maintenance: Lexus owners are known for their diligence in following the manufacturer's recommended maintenance schedule, which helps to preserve the vehicle's mechanical integrity and extend its lifespan.

  • Minimal Repairs: The Lexus LS 400 has a reputation for requiring fewer repairs compared to other luxury vehicles, thanks to its well-engineered systems and components.

  • Timely Upgrades: Many Lexus LS 400 owners invest in periodic upgrades, such as engine and transmission overhauls, to keep their vehicles running at peak performance for years to come.


These factors, combined with the Lexus brand's commitment to quality and customer satisfaction, contribute to the Lexus LS 400's exceptional longevity and make it a highly sought-after used car among discerning buyers.


Maintaining the Lexus LS 400 for Maximum Lifespan


To ensure the Lexus LS 400 reaches its full potential lifespan, owners should adhere to the following maintenance best practices:



  • Regular Servicing: Follow the manufacturer's recommended service schedule, which typically includes oil changes, fluid flushes, and other preventive maintenance tasks.

  • Proactive Repairs: Address any issues or concerns promptly, as ignoring minor problems can lead to more significant and costly repairs down the line.

  • Careful Driving: Avoid aggressive driving, such as sudden acceleration and hard braking, which can put unnecessary strain on the vehicle's components.

  • Proper Storage: When not in use, store the Lexus LS 400 in a garage or covered area to protect it from the elements and minimize wear and tear.


By following these guidelines, Lexus LS 400 owners can maximize the lifespan of their vehicles and enjoy the benefits of their investment for many years to come.

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.



Does Lexus LS hold its value?


A 2021 Lexus LS has depreciated $32,807 or 42% in the last 3 years and has a current resale value of $44,520 and trade-in value of $40,729.



Is the LS400 engine reliable?


Especially one built by an auto manufacturer known for reliability, like Lexus. The second-gen LS400 benefits from the 1UZ-FE V8 engine. This powertrain is known for being able to achieve extremely high mileage and remain reliable while doing so.



What is the life expectancy of the LS engine?


As long as you give it some TLC you should get 400k or so. Just don't beat it too much and change all the fluids on a regular basis. When properly maintained, our engines will run for a good long time. Lots of guys on here have well over 100,000 mile and are still flogging them at the track on a regular basis.



How many miles can a Lexus LS 400 last?


High mileage for those is 250k+. They're very reliable cars but any car without maintenance can have issues and these were known for a couple things which could be expensive, like the starter under the intake manifold. If you can get one under 200k in good condition it's certainly a car that can last a very long time.



How long do Lexus LS engines last?


The LS460 is overall quite bulletproof. I've seen the 4.6 V8 last as much as 500K miles without issue, so long as the proper maintenance has been done throughout its life. You should not run into anything that's hard to eliminate, it's going to be the standard fluid maintenance, brake, and suspension wear and tear.



Are Lexus LS400 expensive to maintain?


RepairPal estimates that a Lexus LS 400 should cost you around $435 a year, with CarEdge reporting a ten-year maintenance cost of around $6,875, but these are broad averages across dozens of model years, not specifically for the first generation models.



What is the lifespan of a Lexus is engine?


Many owners report achieving well over 200,000 miles on their IS 250 with proper maintenance and care.



What makes the LS engine so reliable?


GM also made sure to use hyper eutectic pistons on the LS. This means they expand less at high heat while allowing tighter tolerances. The LS also uses improved rods and connecting rods which can also handle more power than the ones on the small block. The LS' most impressive advantage though is its cylinder head.



What is the highest mileage on the LS400?


The million-mile Lexus LS owned by auto journalist Matt Farah has finally lived up to its name, with the 1996 LS 400 reaching 1,000,000 miles this past week. Farah purchased the LS used for $1,500 USD with 897,000 miles on the odometer in 2014, with the plan to break the million-mile mark.


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.