2017 Genesis G90 Tire Pressure Warning Light Stays On

Common Causes for the Tire Pressure Warning Light in Your 2017 Genesis G90 and How to Resolve Them

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Reviewed by
Bo Fader
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 Genesis G90 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 Genesis G90 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 on my 2017 Genesis G90?

When diagnosing the tire pressure warning light issue on your 2017 Genesis G90, it's essential to adopt a systematic approach that prioritizes simple solutions before delving into more complex diagnostics. Begin by checking the tire pressure in all four tires using a reliable tire pressure gauge, ensuring they meet the recommended levels outlined in your owner's manual. This initial step can often resolve the warning light if the tires are under-inflated. Next, conduct a thorough inspection of each tire for visible damage, such as punctures or foreign objects lodged in the tread, as these can also trigger the warning light. If the tire pressure is correct and no damage is found, consider resetting the tire pressure monitoring system (TPMS) according to the instructions in your manual, as this can sometimes clear false alerts. However, if the warning light remains illuminated despite these efforts, it may indicate a more serious issue, such as a faulty sensor. In such cases, seeking assistance from a qualified mechanic or dealership is advisable for a comprehensive diagnosis and repair. By following this structured approach, you can effectively address the tire pressure warning light issue and ensure your vehicle's safety and performance.

What could be causing the tire pressure warning light to stay on in a 2017 Genesis G90?

When the tire pressure warning light remains illuminated in a 2017 Genesis G90, it can be attributed to several common problems that DIYers can investigate. The most frequent culprit is low tire pressure, which can easily be checked using a tire pressure gauge. Ensuring that all tires are inflated to the manufacturer's recommended levels is crucial for both safety and performance. If the tire pressure is adequate, the issue may lie with a faulty tire pressure sensor, which could require replacement if it fails to provide accurate readings. Additionally, sensor calibration issues can arise, necessitating a recalibration process to ensure the sensors are functioning correctly. Electrical faults within the tire pressure monitoring system can also trigger the warning light, and while some basic checks can be performed at home, more complex electrical diagnostics may require professional assistance. Lastly, external factors such as extreme temperature fluctuations or rough driving conditions can impact tire pressure readings, so it's wise to consider these elements when troubleshooting. If all else fails and the warning light persists, consulting a certified mechanic or dealership is recommended for a comprehensive diagnosis.

How urgent is it to address the tire pressure warning light on a 2017 Genesis G90 that stays on?

Addressing the tire pressure warning light on a 2017 Genesis G90 that remains illuminated is an urgent matter that should not be overlooked. Ignoring this warning can lead to serious safety concerns, as low tire pressure significantly impacts vehicle handling and braking, increasing the likelihood of accidents, particularly in critical driving situations. Additionally, driving on underinflated tires accelerates uneven wear, which can necessitate costly premature tire replacements. Furthermore, low tire pressure can adversely affect fuel efficiency, leading to higher fuel costs over time. The risk of tire damage is also a significant concern; continued operation with insufficient pressure can result in tire blowouts, posing a severe hazard on the road. Therefore, it is crucial to promptly check and inflate the tires to the manufacturer’s recommended levels, while also inspecting for any potential punctures or leaks. Regular maintenance of tire pressure is essential not only for safety but also for the longevity and efficiency of your vehicle.

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2017 Genesis G90 Tire Pressure Warning Light Solutions