2017 Lexus GS200t Tire Pressure Warning Light Stays On

Resolve Tire Pressure Warning Light in 2017 Lexus GS200t

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Reviewed by
Aisha
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 2017 Lexus GS200t 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 2017 Lexus GS200t 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.

When a tire pressure monitoring sensor fails, the tire pressure monitoring system control module will recognize a loss in communication and turn on the warning lamp which indicates the failure. This is most often the case. However, the tire pressure monitoring sensor may also fail by reporting incorrect tire pressures. This could cause a flat tire to go unrecognized, or a properly inflated tire to signal a low or high tire pressure warning.

When a relearn is needed, for any reason, the TPMS warning light will illuminate, and many vehicles will display a message relating to the TPMS system being inoperative or loosing communication. It is important to keep a watchful eye on tire pressures when this system is having issues because there is no warning available for underinflation or overinflation of the tires.

Wheels offer very few symptoms, but these symptoms should never be ignored. Visible cracks on the wheels may appear, especially after hitting a large bump, Most often, this will also be accompanied by loss of air from the tire on that wheel. Also, vibration in the steering wheel is very common when the tire is out of balance, and improper wheel nuts or bolts can cause creaking and popping noises to develop. Again, there are very few symptoms, but they should not be ignored.

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 steps should I take to diagnose the tire pressure warning light issue in my 2017 Lexus GS200t?

To effectively diagnose the tire pressure warning light issue in your 2017 Lexus GS200t, begin with a systematic approach that prioritizes simpler solutions before moving on to more complex diagnostics. Start by checking the tire pressure in all four tires using a reliable tire pressure gauge, ensuring that the readings align with the recommended levels found in your vehicle's manual. Next, conduct a visual inspection of the tires for any signs of damage, such as punctures or bulges, which could be contributing to the warning light. If the tire pressure is correct and the tires appear undamaged, attempt to reset the tire pressure monitoring system, as this can often clear false alerts. Additionally, inspect the valve stems for any leaks or damage that might trigger the warning light. If these steps do not resolve the issue, it may be necessary to consult a mechanic or dealership for a comprehensive diagnosis, as they can provide specialized tools and expertise to identify more complex problems. By following this structured diagnostic approach, you can efficiently address the tire pressure warning light issue and ensure your vehicle's safety on the road.

What could be causing the tire pressure warning light to stay on in a 2017 Lexus GS200t?

When the tire pressure warning light stays on in a 2017 Lexus GS200t, it can indicate several common issues that DIY enthusiasts should consider. 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 problem may stem from a faulty tire pressure sensor that might need replacement. Additionally, if the sensors have been recently serviced, they may require recalibration to ensure accurate readings. Environmental factors, such as significant temperature fluctuations or driving over rough terrain, can also trigger the warning light temporarily, so it's wise to monitor the situation after such conditions. Lastly, an electrical fault within the tire pressure monitoring system could be causing the issue, which would require a more detailed diagnosis. By addressing these potential problems, you can enhance your vehicle's safety and performance. If the warning light continues to persist after checking these factors, it is advisable to consult a professional mechanic or an authorized Lexus service center for a comprehensive evaluation.

What immediate steps should be taken to address the tire pressure warning light that remains on in a 2017 Lexus GS200t?

When the tire pressure warning light remains illuminated in your 2017 Lexus GS200t, it is crucial to act promptly to ensure your safety and prevent potential damage to your vehicle. Start by checking the tire pressure in all four tires with a reliable gauge, as underinflated tires can lead to poor handling and increased wear. If you find any tires are below the recommended pressure, inflate them accordingly to restore optimal performance. Additionally, inspect each tire for visible damage such as punctures or bulges, as neglecting these issues can result in blowouts or further tire degradation. Once you have adjusted the tire pressure and addressed any damage, you may need to reset the tire pressure monitoring system, which can typically be done through your vehicle's settings menu. If the warning light persists despite these efforts, it is essential to consult a certified mechanic or dealership, as ongoing issues could indicate a malfunctioning monitoring system that requires professional attention. Taking these steps not only enhances your vehicle's performance but also safeguards your safety on the road.

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