2013 Fiat 500 Tire Pressure Warning Light Stays On

Common Causes for the Tire Pressure Warning Light in Your 2013 Fiat 500 and How to Resolve Them

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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 2013 Fiat 500 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 tire 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 2013 Fiat 500 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.

What could be causing the tire pressure warning light to stay on in a 2013 Fiat 500?

When the tire pressure warning light stays on in a 2013 Fiat 500, it’s important to identify the underlying issues that may be causing this alert. The most frequent reason is low tire pressure, which can result from natural air loss or punctures; therefore, regularly checking and inflating your tires to the recommended levels is vital for safe driving. Another possibility is a malfunctioning tire pressure sensor, which may fail to provide accurate readings, keeping the warning light illuminated. Additionally, the sensor's battery could be low or dead, necessitating a replacement to restore proper function. In some instances, the tire pressure monitoring system may require recalibration to ensure it operates correctly. By understanding these common problems, you can take proactive steps to troubleshoot the tire pressure warning light and ensure the continued safety and performance of your Fiat 500.

What steps should I take to diagnose the tire pressure warning light issue on my 2013 Fiat 500?

To effectively diagnose the tire pressure warning light issue on your 2013 Fiat 500, start with the simplest solutions before moving on to more complex diagnostics. Begin by checking the tire pressure of all four tires, ensuring they are inflated to the levels specified in your owner's manual or on the driver's side door jamb. If the pressures are correct, inspect each tire for any visible signs of leaks or damage that could prevent them from holding air. Next, verify the functionality of the Tire Pressure Monitoring System (TPMS) to rule out any sensor-related problems that might be causing the warning light to remain illuminated. If everything appears normal, you may need to reset the TPMS, which can usually be done by following the reset procedures in your owner's manual or using the TPMS button located near the steering wheel. Depending on whether your Fiat 500 has a direct or indirect TPMS, you might also need to reset the tire pressure sensors using a dashboard button or a specialized scanning tool. By following this diagnostic approach, you can systematically address the issue and ensure your vehicle is safe to drive.

How urgent is it to address the tire pressure warning light that stays on in a 2013 Fiat 500?

Addressing the tire pressure warning light in a 2013 Fiat 500 is not just a matter of convenience; it is a critical safety issue that demands immediate attention. When this warning light remains illuminated, it signals that one or more tires may be underinflated, which can severely compromise vehicle handling and braking performance. This poses a heightened risk of accidents, particularly in emergency situations where quick response is essential. Furthermore, driving on underinflated tires accelerates uneven wear, leading to premature tire replacement, which can be costly. Additionally, low tire pressure negatively impacts fuel efficiency, resulting in increased fuel expenses over time. Perhaps most concerning is the risk of tire damage, which can escalate to a dangerous blowout while driving. Therefore, it is imperative to check and adjust tire pressure according to the manufacturer's specifications as soon as the warning light activates, ensuring both your safety and the longevity of your vehicle.

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