2019 Ford Ranger Tire Pressure Warning Light Stays On

Resolve Tire Pressure Warning Light in 2019 Ford Ranger: 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 2019 Ford Ranger 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 Ford Ranger 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 2019 Ford Ranger?

To effectively diagnose the tire pressure warning light issue on your 2019 Ford Ranger, begin with a thorough check of the tire pressure in all four tires using a reliable tire pressure gauge. Ensure that each tire is inflated to the recommended levels specified in your vehicle's manual, as improper inflation is a common cause of warning lights. Next, inspect the tires for any visible damage, such as punctures, cuts, or bulges, which could indicate a more serious problem. If the tire pressure and condition are satisfactory, consider resetting the tire pressure monitoring system (TPMS), as it may require recalibration after adjustments. Refer to your vehicle's manual for specific instructions on how to perform this reset. Additionally, examine the TPMS sensors on each tire to confirm they are functioning correctly and free from damage or corrosion. If, after completing these steps, the warning light remains illuminated, it may be time to consult a professional mechanic or dealership for a comprehensive diagnosis and repair of the TPMS system. By following this diagnostic approach, you can systematically address the issue and ensure your vehicle's safety on the road.

What could cause the tire pressure warning light to remain on in a 2019 Ford Ranger?

When the tire pressure warning light remains on in a 2019 Ford Ranger, it can indicate several underlying issues that a DIY enthusiast can address. Start by checking the tire pressure in all four tires, as low pressure is the most common reason for the warning light to stay illuminated. Ensure that each tire is inflated to the recommended levels specified on the sticker located inside the driver's door. If the tire pressure is adequate, the next step is to investigate the tire pressure sensors, which may be faulty or require recalibration, especially if the tires have been recently changed or rotated. Inspecting the electrical connections within the tire pressure monitoring system is also crucial, as loose or damaged wiring can trigger the warning light. If these steps do not resolve the issue, it may indicate a more complex malfunction within the system itself, which could necessitate professional assistance. By methodically checking these potential causes, you can effectively troubleshoot and potentially resolve the tire pressure warning light issue in your Ford Ranger.

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

Addressing the tire pressure warning light that remains illuminated in your 2019 Ford Ranger is not just a matter of convenience; it is a critical safety concern that demands immediate attention. Ignoring this warning can lead to serious consequences, including compromised vehicle handling and increased risk of accidents due to poor traction and stability. Low tire pressure can also accelerate tire wear, resulting in costly replacements and the potential for dangerous blowouts while driving. Furthermore, underinflated tires can significantly reduce fuel efficiency, leading to higher fuel costs over time. To ensure your safety and the longevity of your vehicle, it is essential to check the tire pressure as soon as the warning light activates, inflate the tires to the manufacturer’s recommended levels, and investigate any underlying issues that may be causing the alert. Regular maintenance and monitoring of tire pressure are vital for optimal vehicle performance and safety on the road.

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