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How many gallons of gas does a Lexus LS430 hold?

The Lexus LS430 has a fuel tank capacity of 22.2 gallons. This midsize luxury sedan from Toyota's premium brand is known for its smooth ride, refined interior, and efficient powertrain, which includes a 4.3-liter V8 engine.


Fuel Tank Capacity of the Lexus LS430


The Lexus LS430 was produced from 2000 to 2006 as the third generation of the Lexus flagship sedan. According to the manufacturer's specifications, the fuel tank on this model has a capacity of 22.2 gallons or 84 liters. This provides the LS430 with a respectable driving range, allowing owners to go longer between fill-ups compared to vehicles with smaller fuel tanks.


Factors Affecting Fuel Economy


While the Lexus LS430 has a relatively large fuel tank, its actual fuel economy can vary depending on several factors:



  • Driving Conditions: City driving, with more stop-and-go traffic, typically results in lower fuel economy compared to highway driving at steady speeds.

  • Driving Style: Aggressive acceleration, high speeds, and frequent braking can reduce fuel efficiency.

  • Vehicle Maintenance: Proper tire inflation, regular oil changes, and other maintenance tasks can help optimize the LS430's fuel economy.

  • Accessories and Load: The use of accessories like air conditioning and the weight of passengers and cargo can also impact fuel consumption.


According to EPA estimates, the Lexus LS430 has a combined fuel economy rating of 18 mpg, with 16 mpg in the city and 22 mpg on the highway. However, real-world fuel economy may vary from these figures based on the factors mentioned above.


Refueling the Lexus LS430


When it comes time to refuel the Lexus LS430, owners should be mindful of the 22.2-gallon fuel tank capacity. Filling the tank completely will ensure the vehicle has a full range for the next driving session. It's important to use the recommended premium unleaded gasoline, as specified by the manufacturer, to maintain the LS430's performance and efficiency.

How much is a 2003 Lexus LS430 worth?


A 2003 Lexus LS LS 430 Sedan 4D has depreciated $1,205 or 20% in the last 3 years and has a current resale value of $4,611 and trade-in value of $2,740.



How many gallons does a LS430 take?


22.2 gal
Fuel & MPG

Range in miles (city/hwy)355.2/510.6 mi.
Fuel tank capacity22.2 gal.



Is LS 430 fuel efficient?


Based on data from 43 vehicles, 2,769 fuel-ups and 857,754 miles of driving, the 2005 Lexus LS430 gets a combined Avg MPG of 19.51 with a 0.19 MPG margin of error.



What year to avoid LS 430?


Lexus has issued a recall for LS430 cars manufactured in 2004, 2005, and 2006 due to air bag assembly problems. According to the recall, the inflators used in the curtain, side, and knee air bags didn't have sufficient heating agents to properly deploy the air bags in the event of a crash.



Is the Lexus LS 430 expensive to maintain?


The average annual repair cost for a Lexus is $551, which means it has above average ownership costs.



How many miles will a Lexus LS430 last?


This thing could easily go 500,000 miles. It is a joy to drive and I plan on owning mine for another 20 years. I have an LS 460 that is just as fantastic, but I'm still drawn to this car. You honestly cannot compare this to any other vehicle on the road.



When did Lexus stop making the LS 430?


Sales for the LS 430 surpassed the previous generation, and production exceeded 140,000 units. The LS 430 was produced until July 2006, marking the last occasion the Lexus flagship was produced in a single body style.



How big is my 2003 LS430 tank?


22.2 gal



Is the Lexus LS430 expensive to maintain?


The average annual repair cost for a Lexus is $551, which means it has above average ownership costs.



Which year is LS 430 best?


The LS 430's best years start from 2001 to 2006 — the entire generation is durable and reliable. The LS 430 won several awards during its run, including J.D. Powers' Quality Large Premium Car Award in 2001 and 2006.


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.