2021 Ford Edge Tire Pressure Warning Light Stays On

Resolve Tire Pressure Warning Light in 2021 Ford Edge: Causes and Solutions

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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 2021 Ford Edge 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 2021 Ford Edge 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 2021 Ford Edge?

When diagnosing the tire pressure warning light issue on your 2021 Ford Edge, it's essential to adopt a systematic approach that prioritizes simpler solutions before delving into more complex diagnostics. Begin by checking the tire pressure in all four tires using a reliable tire pressure gauge, ensuring that the readings align with the recommended PSI found in your owner's manual or on the driver's side door jamb sticker. Next, conduct a thorough inspection of each tire for visible damage such as punctures, cuts, or bulges, and look for signs of uneven wear that could suggest alignment problems. If the tire pressure is correct and the tires appear undamaged, proceed to reset the tire pressure monitoring system (TPMS) as outlined in your owner's manual, as this may resolve any lingering warning lights. Additionally, remember to check the spare tire, as it may also have a pressure sensor that could trigger the warning light. If the warning light remains illuminated despite these efforts, it may be time to consult a mechanic or dealership for a more in-depth diagnosis, ensuring that any underlying issues are addressed promptly. By following this structured diagnostic approach, you can effectively troubleshoot the tire pressure warning light and maintain the safety and performance of your vehicle.

What could cause the tire pressure warning light to stay on in a 2021 Ford Edge?

When the tire pressure warning light stays on in a 2021 Ford Edge, it can signal several underlying issues that DIY enthusiasts should investigate. The most common reason is low tire pressure, which can be easily checked with a tire pressure gauge; if any tire is below the recommended level, inflating it should turn off the light. If the light remains illuminated after correcting the pressure, it may indicate a faulty tire pressure sensor or a malfunction in the tire pressure monitoring system, which could require a reset or recalibration. Additionally, recent temperature changes can affect tire pressure, so consider any significant fluctuations in weather. It's also essential to inspect the tires for leaks or damage, as a slow leak can lead to low pressure and trigger the warning light. Lastly, electrical issues within the vehicle's system may contribute to the problem, so checking the connections related to the tire pressure monitoring system is advisable. By addressing these potential issues, you can ensure your vehicle's safety and performance, while regular tire maintenance can help prevent future occurrences.

How urgent is it to address the tire pressure warning light that stays on in a 2021 Ford Edge?

Addressing the tire pressure warning light in a 2021 Ford Edge is not just a matter of convenience; it is a critical safety concern that should be prioritized. When this warning light remains illuminated, it signals that the tire pressure may be below the recommended levels, which can severely impact the vehicle's handling, braking, and overall stability. Driving on under-inflated tires can lead to increased fuel consumption and accelerate tire wear, resulting in costly replacements. Moreover, ignoring this warning could indicate a more serious issue, such as a tire puncture or leak, which poses a significant risk of a flat tire or blowout while driving. To ensure the safety of both the driver and passengers, it is essential to check the tire pressure immediately, inflate the tires to the proper specifications, and inspect for any visible damage. If the warning light continues to persist after these steps, seeking professional assistance is crucial to prevent further complications and ensure the vehicle operates safely.

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