2019 Lincoln MKC Tire Pressure Warning Light Stays On

Resolve Tire Pressure Warning Light in 2019 Lincoln MKC: 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 2019 Lincoln MKC 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 2019 Lincoln MKC 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 2019 Lincoln MKC?

To effectively diagnose a tire pressure warning light that remains illuminated in your 2019 Lincoln MKC, begin with the simplest and most direct approach. First, manually check the tire pressure in all four tires, including the spare, using a reliable tire pressure gauge. Ensure that each tire is inflated to the manufacturer's recommended PSI, as incorrect pressure is a common cause for the warning light. Next, inspect the tires for any visible damage such as punctures, cuts, or bulges, which could indicate a loss of air. If the tires appear to be in good condition, attempt to reset the tire pressure monitoring system, as this can sometimes clear false alerts. Additionally, consulting your owner's manual can provide specific instructions tailored to your vehicle, offering further troubleshooting guidance. If the warning light persists despite these efforts, it may be time to seek professional assistance to diagnose any underlying issues that may require expert attention. By following these steps, you can systematically address the tire pressure warning light concern and ensure your vehicle is safe and roadworthy.

What could be causing the tire pressure warning light to stay on in a 2019 Lincoln MKC?

When the tire pressure warning light remains illuminated in a 2019 Lincoln MKC, it can be frustrating for any DIY enthusiast. The most prevalent issue is often low tire pressure, which can easily be checked with a tire pressure gauge. Ensuring that all tires are inflated to the manufacturer's recommended levels is a crucial first step. If the pressure is adequate, the problem may lie with a faulty tire pressure sensor, which could require replacement if it fails to provide accurate readings. Additionally, sensor calibration issues can arise, necessitating a recalibration process that may be best handled by a professional. Electrical faults within the tire pressure monitoring system can also trigger the warning light, and diagnosing these issues may require specialized tools. Lastly, environmental factors such as extreme temperatures or rough driving conditions can temporarily affect tire pressure readings, so it's wise to regularly monitor and adjust tire pressure as needed. If these troubleshooting steps do not resolve the issue, consulting a qualified mechanic is recommended to ensure the safety and performance of your vehicle.

How urgent is it to address the tire pressure warning light that stays on in a 2019 Lincoln MKC?

Addressing the tire pressure warning light that remains illuminated in your 2019 Lincoln MKC is of utmost importance due to the significant safety risks and potential vehicle damage it poses. Low tire pressure can severely compromise your vehicle's handling and braking capabilities, increasing the likelihood of accidents, particularly in challenging driving conditions. Furthermore, driving on underinflated tires can lead to uneven wear, drastically shortening their lifespan and heightening the risk of a blowout, which can be both dangerous and costly. Additionally, neglecting this warning can negatively impact your fuel efficiency, leading to higher fuel costs over time. Lastly, a persistent warning light may indicate a malfunction in the Tire Pressure Monitoring System (TPMS), a critical component for maintaining safe tire pressure levels. Therefore, it is essential to promptly check and adjust your tire pressure or consult a professional to ensure your vehicle remains safe and efficient on the road.

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