Genesis G80 Tire Pressure Warning Light Stays On

Common Causes for the Tire Pressure Warning Light in Your Genesis G80 and How to Resolve Them

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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 Genesis G80 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 Genesis G80 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 of a TPMS control module failure are failing to alert the driver of underinflation or overinflation of one or more tires, failure to communicate with the body control module or TPMS sensors, or erroneously reporting incorrect tire pressure.

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.

Troubleshooting Tire Pressure Warning Light in a Genesis G80

When dealing with the tire pressure warning light in your Genesis G80, it's essential to start with the simplest solutions before moving on to more complex diagnostics. Begin by checking the tire pressures using a reliable gauge to ensure they are within the manufacturer's recommended range. If the pressures are correct, look for the reset button on your dashboard, which is typically used for direct TPMS systems; consult your owner's manual for specific instructions. If your model features an indirect TPMS, you may need a specialized tool or a magnet to reset the sensors, which can often be done at home if you have the right equipment. However, if these steps do not resolve the issue, it may indicate a deeper problem that requires professional assistance, such as a dealer visit or the use of a diagnostic scan tool. By following this structured approach, you can effectively troubleshoot the tire pressure warning light and ensure your vehicle remains safe and roadworthy.

Troubleshooting Tire Pressure Warning Light in a Genesis G80

When dealing with the tire pressure warning light in your Genesis G80, it's essential to recognize the common problems that could be causing the alert. One frequent issue is simply low tire pressure, which can occur due to temperature changes or slow leaks. Regularly checking and maintaining the correct tire pressure can prevent this problem. Another common culprit is a malfunctioning tire pressure monitoring system (TPMS) sensor, which may fail due to battery depletion or damage. If the sensors are not functioning correctly, they may send false alerts or fail to detect actual pressure changes. Additionally, if you've recently changed tires or had tire rotations, the TPMS may need to be recalibrated to recognize the new positions of the sensors. In some cases, the warning light may illuminate due to a faulty connection or wiring issue within the TPMS system itself. Understanding these potential problems can help you effectively troubleshoot the tire pressure warning light and ensure your Genesis G80 remains safe and roadworthy.

Why is the Tire Pressure Warning Light Staying On in a Genesis G80?

When the Tire Pressure Warning Light remains illuminated in your Genesis G80, it is crucial to address the issue without delay. Ignoring this warning can lead to unsafe driving conditions, as improper tire pressure can affect vehicle handling and increase the risk of tire blowouts. Additionally, a malfunctioning tire pressure monitoring system (TPMS) may not only compromise your safety but could also lead to more significant mechanical issues if left unresolved. To ensure your safety and the longevity of your vehicle, start by checking the tire pressures and adjusting them to the manufacturer's recommended levels. If the light persists, consider resetting the TPMS, as it may require recalibration after tire maintenance. However, if these steps do not resolve the issue, it is advisable to consult a certified Genesis technician to diagnose and fix any underlying problems with the TPMS. Taking these actions promptly can help prevent further complications and ensure a safer driving experience.

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