2017 Lincoln MKT Tire Pressure Warning Light Stays On

Common Causes for the Tire Pressure Warning Light in Your 2017 Lincoln MKT and How to Resolve Them

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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 2017 Lincoln MKT 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 2017 Lincoln MKT 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 persistent tire pressure warning light on a 2017 Lincoln MKT?

To effectively diagnose a persistent tire pressure warning light on your 2017 Lincoln MKT, start by checking the tire pressure in all four tires, ensuring they are inflated to the manufacturer's recommended levels. Low tire pressure is often the primary culprit behind such warnings. Next, inspect each tire for any visible damage, such as punctures or bulges, which could lead to air loss. If the tires appear to be in good condition, attempt to reset the tire pressure monitoring system as outlined in your vehicle's manual; this can sometimes resolve false warnings. Additionally, remember to check the pressure in your spare tire, as it may also be monitored. If the warning light persists, using a diagnostic tool to scan for fault codes related to the tire pressure monitoring system can help identify any underlying issues that may require further attention. By following these steps, you can systematically address the warning light and ensure your vehicle's safety on the road.

What could cause the tire pressure warning light to stay on in a 2017 Lincoln MKT?

When the tire pressure warning light stays on in a 2017 Lincoln MKT, it can signal several underlying issues that DIYers can address. The most common reason is low tire pressure; checking and inflating your tires to the recommended levels is a simple yet effective first step. If the pressure is adequate, the next possibility is a faulty tire pressure sensor, which may need replacement if it’s not functioning correctly. Additionally, the sensors might require recalibration to ensure accurate readings, a task that can sometimes be performed at home with the right tools or may necessitate professional help. Electrical faults within the tire pressure monitoring system can also cause the warning light to remain illuminated, which may require diagnostic testing to identify the specific issue. Lastly, consider any electronic devices or physical obstructions that could interfere with the sensors' operation, as removing these can help restore proper functionality. By methodically investigating these potential causes, you can effectively troubleshoot and resolve the tire pressure warning light issue in your Lincoln MKT.

How urgent is it to address the tire pressure warning light on a 2017 Lincoln MKT that stays on?

Addressing the tire pressure warning light on a 2017 Lincoln MKT 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 one or more tires may be underinflated, which can severely compromise the vehicle's handling and braking capabilities. 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 alarmingly, continued operation with insufficient tire pressure can lead to tire damage or even blowouts, creating dangerous driving conditions. Therefore, it is imperative to check and adjust tire pressure promptly or consult a professional if the warning persists, ensuring both your safety and the longevity of your vehicle.

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