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What is the most common problem with Lexus RX 350?


The Lexus RX 350 is a popular luxury SUV known for its reliability, comfort, and advanced features. However, like any vehicle, it is not without its issues. In this article, we will explore the most common problems reported by RX 350 owners, helping you understand what to look out for and how to address these concerns effectively.


Common Issues Faced by Lexus RX 350 Owners


Over the years, several recurring problems have been noted among Lexus RX 350 vehicles. Here are the most prevalent issues:



  • Oil Consumption: Many RX 350 owners have reported excessive oil consumption, which can lead to engine damage if not monitored closely.

  • Transmission Problems: Some drivers have experienced rough shifting or hesitation during acceleration, indicating potential transmission issues.

  • Electrical System Failures: Problems with the electrical system, including issues with the battery and alternator, have been noted, leading to starting difficulties.

  • Suspension Wear: The RX 350's suspension components may wear out prematurely, resulting in a rough ride and handling issues.

  • Dashboard Cracking: Aesthetic issues such as dashboard cracking have been reported, particularly in older models exposed to sunlight.


Being aware of these common problems can help you take proactive measures to maintain your Lexus RX 350 and ensure its longevity.


Preventive Measures and Maintenance Tips


To mitigate these issues and keep your RX 350 running smoothly, consider the following maintenance tips:



  • Regular Oil Changes: Ensure you change your oil regularly to prevent excessive consumption and maintain engine health.

  • Transmission Fluid Checks: Regularly check and replace transmission fluid to avoid shifting problems.

  • Battery Maintenance: Inspect your battery and electrical connections periodically to prevent starting issues.

  • Suspension Inspections: Have your suspension system checked during routine maintenance to catch wear early.

  • Interior Care: Use sunshades and protectants to minimize dashboard cracking and maintain the interior's appearance.


By following these preventive measures, you can help ensure that your Lexus RX 350 remains in excellent condition and avoid some of the common pitfalls associated with this vehicle.


Frequently Asked Questions

Is Lexus RX350 high maintenance?


A Lexus RX 350 will cost about $7,587 for maintenance and repairs during its first 10 years of service. This beats the industry average for luxury SUV models by $6,565. There is also a 20.47% chance that a RX 350 will require a major repair during that time.



How much does it cost to replace spark plugs in a Lexus RX350?


The average cost for a Lexus RX350 Spark Plug Replacement is between $384 and $455. Labor costs are estimated between $271 and $342 while parts are typically priced around $113. This range does not include taxes and fees, and does not factor in your unique location. Related repairs may also be needed.



How much does it cost to replace the battery in a Lexus RX350?


Lexus RX350 Battery Replacement Cost by Year
The average cost for a Lexus RX350 Battery Replacement is between $693 and $700 but can vary from car to car.



What is the difference between RX350 and RX350 premium?


Opting for the Premium model adds roof rails and a sunroof to the SUV's features. Luxury and convenience define the standard offerings in every 2024 Lexus RX 350. The Base model includes ambient interior lighting, tri-zone automatic climate control, and a power-adjustable steering wheel.



What is the average life of a Lexus RX350?


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.



Does the Lexus RX 350 have transmission problems?


If you don't routinely and consistently change your fluids at least every 30,000 miles or so, you may find that your 2022 Lexus RX 350 transmission will swiftly slip.



What is the major problem of the Lexus RX 350?


Early Lexus RX 350 releases experienced steering issues, notably power steering fluid leaks from the rack and pinion system. Not only is this a massive safety hazard – it can also be costly to repair. Unfortunately, the problem is hard to predict and can also affect vehicles with fewer than 100,000 miles on the clock.



What is considered high mileage on a Lexus RX 350?


Typical mileage for the Lexus RX is 200,000-250,000 miles, with high mileage coming in at the lower end of that range at 200,000 miles. Using these numbers, we can state that good mileage for the Lexus RX is 150,000 miles or more.



What year is Lexus to stay away from?


Lexus IS250 (2007-2012)
First up on the list is the second-generation IS250, which has earned a reputation as the Lexus model to absolutely avoid. The release of the IS250 saw a transition from a multi-point fuel injection system in the engine to a direct injection system instead.



What are the best years to buy RX350?


The optimal model years for the RX350 are 2014, 2018, and 2020 onwards.


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.