2014 Mazda MX-5 Miata Tire Pressure Warning Light Stays On

Resolve Tire Pressure Warning Light in 2014 Mazda MX-5 Miata

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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 2014 Mazda MX-5 Miata 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 2014 Mazda MX-5 Miata 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 are the initial steps to diagnose a tire pressure warning light that stays on in a 2014 Mazda MX-5 Miata?

To effectively diagnose a tire pressure warning light that remains illuminated in your 2014 Mazda MX-5 Miata, begin with the most straightforward step: checking the tire pressure. Use a reliable tire pressure gauge to measure the PSI in all four tires, including the spare, ensuring they meet the manufacturer's specifications. If the pressure is low, inflate the tires accordingly, as this is a common reason for the warning light. Next, visually inspect each tire for any signs of damage, such as punctures or bulges, which could indicate a slow leak. Additionally, look for foreign objects embedded in the tread, as even small items like nails can cause pressure loss. If everything appears normal, consider resetting the tire pressure monitoring system (TPMS) following the instructions in your vehicle's manual, as this can sometimes clear the warning light. However, if the light persists despite these efforts, it may be time to consult a mechanic who can perform a more thorough diagnostic using specialized equipment to assess the TPMS sensors and system. By following this methodical approach, you can efficiently troubleshoot the issue and ensure your vehicle's safety on the road.

What could cause the tire pressure warning light to remain on in a 2014 Mazda MX-5 Miata?

When the tire pressure warning light remains on in a 2014 Mazda MX-5 Miata, it often indicates a few common issues that can be addressed through DIY methods. The first step is to check the tire pressure in all four tires, as low pressure is the most frequent cause of the warning light. Ensuring that each tire is inflated to the recommended levels can often resolve the issue quickly. If the tire pressure is adequate, the next possibility is a faulty tire pressure sensor, which may need to be replaced if it is malfunctioning. Additionally, the sensors might require recalibration to ensure they are providing accurate readings, a process that can typically be done following the manufacturer's guidelines. Electrical problems, such as issues with wiring or blown fuses, can also lead to the warning light staying on, so a thorough inspection of the vehicle's electrical system is advisable. Finally, performing a system reset of the tire pressure monitoring system, as detailed in the owner's manual, can sometimes clear the warning light. By methodically checking these potential causes, you can effectively troubleshoot and resolve the tire pressure warning light issue in your Mazda MX-5 Miata.

What immediate steps should be taken if the tire pressure warning light remains on in a 2014 Mazda MX-5 Miata?

When the tire pressure warning light remains illuminated in your 2014 Mazda MX-5 Miata, it is crucial to act promptly to ensure your safety and the vehicle's performance. Ignoring this warning can lead to dangerous driving conditions, such as reduced traction and increased tire wear, which may ultimately result in a blowout or loss of control. Start by checking the tire pressure in all four tires with a reliable gauge, as underinflated tires can significantly affect handling and fuel efficiency. If you find any tires are below the recommended pressure, inflate them accordingly to reset the tire pressure monitoring system. Additionally, visually inspect each tire for any signs of damage, such as punctures or bulges, which could compromise their integrity. If the warning light persists after addressing the pressure, consult your owner's manual for instructions on resetting the system, as some models require this step. Should the light remain on despite your efforts, it is essential to seek professional assistance to diagnose potential issues with the tire pressure monitoring system. Taking these immediate steps not only enhances your safety but also helps prevent costly repairs down the line.

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2014 Mazda MX-5 Miata Tire Pressure Warning Light Fixes