2019 Hyundai Elantra Tire Pressure Warning Light Stays On

Resolve Persistent Tire Pressure Warning Light in 2019 Hyundai Elantra

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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 2019 Hyundai Elantra 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 2019 Hyundai Elantra 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 2019 Hyundai Elantra?

To effectively diagnose the tire pressure warning light issue on your 2019 Hyundai Elantra, begin with the simplest solution: checking the tire pressure in all four tires. Use a reliable tire pressure gauge to ensure each tire is inflated to the recommended levels found in your owner's manual. If the pressure is low, inflate the tires accordingly. Next, inspect each tire for visible damage, such as punctures or bulges, which could indicate a more serious problem. If the tires appear to be in good condition, consider resetting the tire pressure monitoring system (TPMS) as outlined in your manual, as this can sometimes resolve false warnings. After making any necessary adjustments, take your vehicle for a short drive; the system may need a few minutes to recalibrate and turn off the warning light. If the light remains illuminated despite these efforts, it may be time to consult a mechanic or visit a Hyundai service center for a comprehensive diagnosis. By following this 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 remain on in a 2019 Hyundai Elantra?

When the tire pressure warning light stays on in your 2019 Hyundai Elantra, it’s essential to identify the underlying issues to ensure your safety and vehicle performance. The most common reason for this warning light is low tire pressure, which can be easily checked using a tire pressure gauge. If you find that the pressure is below the recommended levels, simply inflating the tires should resolve the issue. However, if the tire pressure is adequate, the problem may stem from a faulty tire pressure sensor that could require replacement. Additionally, sensor calibration issues can lead to incorrect readings, and a professional recalibration may be necessary. Electrical faults within the tire pressure monitoring system can also cause the warning light to remain illuminated, which may require specialized diagnostic tools to address. Lastly, check for any electronic interferences or physical obstructions near the sensors that could disrupt their function. By methodically examining these potential causes, you can effectively troubleshoot and resolve the tire pressure warning light issue in your Elantra.

What immediate steps should be taken if the tire pressure warning light remains on in a 2019 Hyundai Elantra?

When the tire pressure warning light remains illuminated in your 2019 Hyundai Elantra, it is crucial to act promptly to avoid serious safety hazards and potential damage to your vehicle. Ignoring this warning can lead to reduced traction, increased tire wear, and even tire blowouts, which pose significant risks while driving. Start by checking the tire pressure in all four tires with a reliable gauge, ensuring they meet the manufacturer's recommended levels. If you find any tires underinflated, inflate them immediately using a dependable air compressor. Additionally, inspect each tire for visible damage, such as punctures or bulges, as these can compromise your safety on the road. After addressing any pressure discrepancies or damage, reset the tire pressure monitoring system according to your owner's manual to ensure accurate readings moving forward. If the warning light persists despite these efforts, it is essential to consult a qualified mechanic or Hyundai service center to diagnose any underlying issues. Taking these steps not only enhances your vehicle's performance but also safeguards your safety and that of others on the road.

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