2024 Lexus LC500 Tire Pressure Warning Light Stays On

Troubleshooting Tire Pressure Warning Light Issues in Your 2024 Lexus LC500: Causes and Solutions

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Reviewed by
Devin Cabugcal
Written by RepairPal Car Genius
Updated January 14, 2025
0%
40% chance it's the
Tire Leaking Air
0%
30% chance it's the
Wheel Leaking Air
0%
15% chance it's the
Tire Pressure Monitoring System
0%
15% chance it's
Something else
The most common reasons a 2024 Lexus LC500 tire pressure warning light stays on are a leaking tire, a wheel that no longer holds air, or a faulty tire pressure monitoring system.
  • Tire Leaking Air: A puncture, valve stem issue, or rim damage can cause a tire to leak air, leading to loss of pressure.
  • Wheel Leaking Air: A puncture or damage to the tire or rim can cause air to leak, resulting in a loss of tire pressure.
  • Tire Pressure Monitoring System: A malfunctioning tire pressure monitoring system can be caused by faulty sensors or a dead battery in the sensor units.
Proper diagnosis will determine the exact cause of your symptom, saving you money on unnecessary repairs. The diagnostic experts at RepairPal Certified shops have the right tools and experience to solve any symptom.

How much does it cost to fix a 2024 Lexus LC500 tire pressure warning light stays on?

Common Repairs

The total repair cost will vary based on the condition of your vehicle and the number of repairs needed to fix your symptom. Proper diagnosis will save you money by finding the exact repairs needed to fix your car right the first time.

The only symptoms requiring diagnosis for the tire pressure monitoring system warning lamp is if the warning lamp has illuminated while the tires have correct air pressure, or if the air pressure for the tires is out of specification and the warning lamp is off. This is because the overwhelming majority of cases where the TPMS lamp illuminates is due to the change in ambient temperature.

What are the initial steps to diagnose a persistent tire pressure warning light on a 2024 Lexus LC500?

To effectively diagnose a persistent tire pressure warning light on your 2024 Lexus LC500, start by checking the tire pressure in all four tires, ensuring they are inflated to the manufacturer's recommended levels. This is a crucial first step, as low tire pressure is a common trigger for the warning light. Next, inspect each tire for any visible damage or punctures that could be causing air leaks. If the tires appear to be in good condition, proceed to reset the tire pressure monitoring system according to the instructions in your vehicle's manual, as this can sometimes clear false alerts. It’s also wise to manually verify the tire pressure using a reliable tire pressure gauge, as this can help confirm whether the sensors are functioning correctly. If the warning light remains illuminated after these checks, it may indicate a malfunction in one of the tire pressure sensors, which would require professional diagnostic equipment to pinpoint the issue. By following these steps, you can systematically address the warning light and ensure your vehicle's safety and performance.

What could cause the tire pressure warning light to remain on in a 2024 Lexus LC500?

When the tire pressure warning light stays illuminated in a 2024 Lexus LC500, it can signal several common issues that DIY enthusiasts should be prepared to address. The most frequent cause is low tire pressure, so the first step is to check and inflate your tires to the recommended levels, which is a simple task that can often resolve the warning light. If the tire pressure is adequate, the next possibility is a faulty tire pressure sensor, which may need replacement or recalibration. Additionally, some sensors rely on batteries that can wear out, leading to communication failures with the vehicle's system. It's also important to consider potential wiring issues or system malfunctions that may require a more thorough inspection. If you've recently had tire service, recalibrating the sensors is often necessary to ensure they provide accurate readings. By promptly addressing these issues, you can maintain the safety and performance of your vehicle, making it essential for DIYers to be proactive in troubleshooting.

What immediate steps should be taken if the tire pressure warning light remains on in a 2024 Lexus LC500?

When the tire pressure warning light remains illuminated in your 2024 Lexus LC500, it is crucial to act promptly to avoid potential safety hazards and costly repairs. Start by checking the tire pressure in all four tires with a reliable gauge, ensuring they meet the manufacturer's specifications found in the owner's manual or on the door jamb sticker. If you discover any tires are underinflated, inflate them to the correct level, and if they are overinflated, release some air. Additionally, visually inspect each tire for signs of damage, such as punctures or bulges, as these can compromise safety and performance. After making necessary adjustments, reset the tire pressure monitoring system according to the instructions in your owner's manual. If the warning light persists despite these efforts, it is essential to seek professional assistance to diagnose and resolve any underlying issues. Neglecting this warning could lead to tire failure, reduced vehicle control, and increased risk of accidents, making immediate attention vital for your safety on the road.

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2024 Lexus LC500 Tire Pressure Warning Light Guide