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IS the 2014 Lexus IS300 reliable?

The short answer: In the United States, Lexus did not offer an IS300 for the 2014 model year; the lineup consisted of the IS 250 and IS 350. Overall, a well-maintained 2014 IS in those configurations is generally regarded as reliable for daily use, though reliability hinges on maintenance history and mileage. The question is nuanced because market naming varies and age-related wear can influence long-term dependability.


Reliability for a 2014 IS depends on where the car was sold, which engine it uses, and how well it has been cared for over the years. This article looks at market availability, what reliability data typically says about the 2014 IS family, and practical steps to assess or maintain a used example.


Market availability and model naming in 2014


What to know about whether a "2014 IS300" exists, and how to verify what you’re looking at.



  • The U.S. 2014 Lexus IS lineup did not include an IS300; it offered IS 250 (2.5L V6) and IS 350 (3.5L V6).

  • In some overseas markets, the IS300 badge has been used for different powertrains, including hybrid variants such as the IS 300h, so a 2014 badge may refer to a different engine in non-U.S. markets.

  • Because badge naming varies by market, always verify the actual engine code (for example, 2GR-FSE for the IS 350 or 4GR-FSE for certain IS 250 variants) and check the VIN to confirm the exact model.


In short, for buyers in the United States, a true 2014 IS300 is unlikely; expectations should be aligned with IS 250 or IS 350, with attention to the vehicle’s maintenance history and VIN details.


Reliability outlook for the 2014 IS lineup


How dependable are these models according to reliability surveys and owner reports, and what typical wear to expect as they age?



  • Lexus generally ranks among the most reliable mainstream brands, and the IS models around 2014 benefit from Toyota-based reliability engineering.

  • Owners of 2014 IS 250 and IS 350 typically report solid everyday usability and build quality; with regular maintenance, these cars tend to hold up well over time.

  • As with any car approaching a decade or more in age, expect wear items such as tires, brakes, suspension bushings, radiator hoses, and electrical components to require attention at higher mileage.


Overall, a well-maintained 2014 IS 250 or IS 350 can be notably dependable, but longevity depends on service history, mileage, and how well prior owners cared for it. Plan for age-related wear when evaluating any used example.


Buying and maintenance tips to maximize reliability


Practical steps you can take if you own or are considering purchasing a 2014 IS, to keep reliability high.



  1. Check maintenance history and recall status: obtain full service records, confirm that all open recalls were completed, and verify regular oil changes and fluid replacements.

  2. Inspect the mechanicals and drivetrain: look for oil or coolant leaks, confirm smooth transmission shifts, and listen for unusual engine or suspension noises during a test drive.

  3. Assess electronics and infotainment: ensure the navigation, Bluetooth, and audio systems function correctly, and consider the health of the battery and alternator in older models.

  4. Examine tires, brakes, and suspension components: worn tires or brakes and aging suspension bushings are common as cars age; note any uneven wear that could indicate alignment issues.

  5. Get a professional pre-purchase inspection: have a trusted mechanic evaluate the vehicle to identify hidden issues that could affect reliability or ownership costs.


Following these steps helps you make an informed judgment about a used 2014 IS and set realistic expectations for maintenance costs based on condition and mileage.


Summary


The 2014 Lexus IS lineup did not include a dedicated IS300 in the United States; reliability for the IS 250 and IS 350 in that year is generally strong when properly maintained. If you’re evaluating a 2014 IS, verify the exact model and engine, review the maintenance history, and plan for age-related wear. With careful shopping and ongoing upkeep, a 2014 IS can remain a dependable daily driver for many years.

How many miles will a 2014 Lexus is last?


250,000 to 300,000 miles
In general, cars from this luxury brand can easily last 250,000 to 300,000 miles. While cars from other brands can last for around 150,000 miles, a Lexus can double that estimation and allows drivers to push the absolute limit of the vehicle's longevity before a replacement is necessary.



Is Lexus IS 300 expensive to maintain?


A Lexus IS 300 will cost about $5,848 for maintenance and repairs during its first 10 years of service. This beats the industry average for luxury sedan models by $3,842. There is also a 15.63% chance that an IS 300 will require a major repair during that time.



Is the 2014 Lexus IS 300 reliable?


How Reliable Is the 2014 Lexus IS? The 2014 Lexus IS has above-average reliability, earning a good score of 3.5 out of five from J.D. Power and Associates. Class leaders for reliability include the 2014 Mercedes-Benz C-Class and BMW 3 Series .



How reliable is the IS 300 engine?


The engine and transmission are super smooth and reliable. All the electronics work exactly as the day it left the factory. Out of all the cars I have owned the IS300 is the only one I can honestly say I would like to keep forever.


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.