2020 Kia Sportage Tire Pressure Warning Light Stays On

Resolve Tire Pressure Warning Light in 2020 Kia Sportage: Causes and Solutions

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Reviewed by
Andrew Hajjar
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 2020 Kia Sportage 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 2020 Kia Sportage 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 2020 Kia Sportage?

To effectively diagnose the tire pressure warning light issue on your 2020 Kia Sportage, begin with a thorough check of the tire pressure in all four tires using a reliable tire pressure gauge. Ensure that each tire is inflated to the recommended levels specified in your vehicle's manual, as improper inflation is a common cause of warning lights. Next, inspect the tires for any visible damage, such as punctures, cuts, or bulges, which could also trigger the warning. If the tire pressure appears correct and the tires are in good condition, consider resetting the tire pressure monitoring system, as temporary fluctuations can sometimes cause the light to activate. Don’t overlook the spare tire; check its pressure as well, since a low spare can also set off the warning light. If, after these steps, the warning light remains illuminated, it may indicate a more serious issue with the tire pressure monitoring system itself, and at this point, consulting a mechanic or dealership for a professional diagnosis is advisable. By following this diagnostic approach, you can systematically address the issue and ensure your vehicle's safety on the road.

What could be causing the tire pressure warning light to remain on in a 2020 Kia Sportage?

When the tire pressure warning light remains illuminated in a 2020 Kia Sportage, it can indicate several common issues that DIY enthusiasts can address. The first step is to check the tire pressure in all tires, as low pressure is the most frequent cause of the warning light. Ensure that each tire is inflated to the manufacturer's recommended levels. If the pressure is adequate, the next possibility is a faulty tire pressure sensor, which may not be providing accurate readings. In this case, recalibrating the sensors according to the vehicle's guidelines could resolve the issue. Additionally, it's important to inspect the tires for any leaks or punctures, as damage can lead to a drop in pressure and trigger the warning light. If these steps do not resolve the problem, consider examining the wiring connected to the tire pressure sensors or the control module, as faults in these areas can also keep the warning light on. By systematically addressing these potential issues, you can effectively diagnose and resolve the tire pressure warning light concern in your Kia Sportage.

How urgent is it to address the tire pressure warning light that stays on in a 2020 Kia Sportage?

Addressing the tire pressure warning light in your 2020 Kia Sportage is not just a matter of convenience; it is a critical safety concern that requires immediate attention. When this warning light remains illuminated, it signals that your tires may be underinflated, which can severely compromise your vehicle's handling and braking capabilities. Underinflated tires can lead to increased stopping distances and a higher risk of losing control, especially in adverse weather conditions. Additionally, driving on tires that are not properly inflated can significantly decrease fuel efficiency, costing you more at the pump and leading to premature tire wear that necessitates costly replacements. Furthermore, the warning light could indicate a more serious issue, such as a tire leak or puncture, which, if left unchecked, could result in a flat tire or even a blowout while driving. Therefore, it is essential to regularly check your tire pressure, inflate your tires to the recommended levels, and inspect them for any visible damage. If the warning light persists after these checks, seeking professional assistance is crucial to ensure your safety and the longevity of your vehicle.

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