2019 Ford Transit-350 HD Tire Pressure Warning Light Stays On

Resolve Tire Pressure Warning Light in 2019 Ford Transit-350 HD

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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 Transit-350 HD 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 Transit-350 HD 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 Ford Transit-350 HD?

When faced with a tire pressure warning light that remains illuminated in your 2019 Ford Transit-350 HD, the first step is to manually check the tire pressure in all tires, including the spare. Ensure that the pressure aligns with the manufacturer's specifications, typically found on a sticker inside the driver's side door or in the owner's manual. Next, inspect each tire for visible damage such as punctures or bulges, as these can lead to pressure loss and trigger the warning light. If the tire pressure is correct and no damage is evident, consider resetting the tire pressure monitoring system (TPMS) as it may have registered a false alert; refer to your vehicle's manual for specific reset instructions. Should the warning light persist, it may indicate a malfunctioning sensor, which could require a professional diagnostic tool for accurate identification. If these initial steps do not resolve the issue, consulting a certified mechanic is advisable for a comprehensive inspection. By following this methodical approach, you can effectively troubleshoot the tire pressure warning light and maintain the safety and performance of your vehicle.

What could be causing the tire pressure warning light to stay on in a 2019 Ford Transit-350 HD?

When the tire pressure warning light stays on in your 2019 Ford Transit-350 HD, it’s essential to identify the underlying issues to ensure safe driving. The most common reason for this warning light is low tire pressure, which can be easily checked using a tire pressure gauge. Make sure to inflate all tires to the recommended levels specified in your vehicle’s manual. If the tire pressure is adequate, the problem may stem from a faulty tire pressure monitoring system (TPMS) sensor, which could require replacement to function correctly. Additionally, the batteries in the TPMS sensors can wear out over time, leading to malfunctions; replacing these batteries might resolve the issue. Sometimes, recalibrating the sensors is necessary to ensure they provide accurate readings. If these steps do not rectify the situation, it may indicate more complex electrical issues within the TPMS that would need professional attention. By methodically checking these potential causes, you can effectively troubleshoot the persistent tire pressure warning light and maintain your vehicle's safety.

What immediate steps should be taken to address the tire pressure warning light on a 2019 Ford Transit-350 HD?

When the tire pressure warning light illuminates on your 2019 Ford Transit-350 HD, it is crucial to act promptly to avoid serious safety risks and potential damage to your vehicle. Ignoring this warning can lead to decreased handling, increased tire wear, and even blowouts, which can compromise your safety on the road. Start by checking the tire pressure of all tires, including the spare, using a reliable tire pressure gauge. If you find any tires are underinflated, inflate them to the recommended levels as specified in your vehicle's manual. Additionally, inspect each tire for visible damage such as punctures or bulges, as these can exacerbate the problem and require immediate attention. Once you have addressed any pressure issues, resetting the tire pressure monitoring system is essential to ensure it functions correctly. If the warning light remains on despite your efforts, it is advisable to consult a professional mechanic, as there may be deeper issues with the monitoring system that need expert diagnosis. Taking these steps not only enhances your vehicle's performance but also ensures your safety and that of others on the road.

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