Ford F150 Tire Pressure Monitor Fault: Full Fix & Reset Guide 2025

If your Ford F150 suddenly flashes the “Tire Pressure Monitor Fault” warning on the dashboard, you are not alone. Thousands of Ford owners experience this issue every year, often after replacing tires or during seasonal temperature changes. While it may look like a simple low-pressure alert, the truth is that this warning usually points to a deeper problem inside your vehicle’s Tire Pressure Monitoring System (TPMS).

The TPMS in the Ford F150 is designed to monitor air pressure in each tire and instantly alert you if something is wrong. However, when the system itself malfunctions, it can trigger false warnings or fail to detect real pressure changes, putting your safety at risk. The fault message can appear for many reasons such as a weak sensor battery, signal interference, or a software glitch after an update.

In this complete troubleshooting guide, we will explain what causes the Ford F150 Tire Pressure Monitor Fault, how to diagnose the problem accurately, and the most effective ways to reset or repair the system. Whether you are a DIY enthusiast or just want to understand your truck better, this 2025 update will help you fix the issue quickly and keep your F150 performing at its best.

Understanding the Ford F150 Tire Pressure Monitoring System (TPMS)

To fix the Tire Pressure Monitor Fault effectively, it is essential to understand how the TPMS works inside your Ford F150. This system constantly monitors the air pressure in each tire and communicates data to the truck’s onboard computer. When a tire’s pressure drops below the recommended level or when the system loses connection to one of the sensors, a warning light appears on the dashboard.

The Ford F150 uses a direct TPMS, meaning that each wheel is equipped with a pressure sensor that measures air pressure and transmits the information via radio frequency. These sensors are powered by small batteries that usually last between five and seven years. When a sensor battery gets weak, the system may fail to send accurate readings, leading to the Tire Pressure Monitor Fault message.

The TPMS control module receives the signals from all four sensors and compares them to factory-set thresholds. If any sensor sends abnormal data or fails to respond, the system immediately triggers the warning. Understanding this communication process helps you identify whether the issue is related to low tire pressure, a dead sensor, or an electrical malfunction.

Interestingly, Ford began standardizing TPMS technology in the F150 lineup as early as 2007, ensuring that modern trucks meet strict safety regulations while giving drivers real-time tire pressure data for better performance and fuel efficiency.

What the “Tire Pressure Monitor Fault” Message Really Means

When your Ford F150 displays the “Tire Pressure Monitor Fault” message, it does not always mean that your tires are underinflated. This warning usually indicates a malfunction within the Tire Pressure Monitoring System itself. In other words, the system cannot accurately detect or communicate tire pressure data, which prevents it from warning you about real issues when they occur.

This message may appear for several reasons. One of the most common causes is a failing TPMS sensor battery, which can no longer send signals to the control module. Sometimes, the sensor is damaged during tire replacement or rotation, especially if the technician does not follow the correct mounting procedure. Electrical interference, corrosion on the sensor’s valve stem, or even an outdated software version in the control module can also trigger the fault warning.

When this alert appears, you might also notice other signs such as the TPMS light staying on even after adjusting the tire pressure, inconsistent readings between tires, or no pressure data displayed at all. These symptoms confirm that the issue lies in the monitoring system, not the tires themselves. Ignoring this fault for too long can lead to undetected air leaks, reduced fuel efficiency, and increased tire wear over time.

Most Common Causes of the Tire Pressure Monitor Fault on Ford F150

The Tire Pressure Monitor Fault on a Ford F150 can appear for several different reasons, and understanding these causes will help you pinpoint the issue faster and avoid unnecessary repairs. While the message may seem vague, it almost always relates to one of a few common problems within the TPMS system.

One of the most frequent causes is a dead or weak TPMS sensor battery. Each sensor has a built-in lithium battery that slowly loses power over time. Once it runs low, the sensor can no longer transmit pressure data accurately, which immediately triggers the fault message.

Another common issue is sensor damage after tire replacement or rotation. The sensors are located inside the wheel, and improper handling during mounting or balancing can easily break the internal components. Even a small crack or bent valve stem can interrupt the radio signal between the sensor and the control module.

Sometimes the problem comes from incorrect tire pressure or mismatched sensors. If one sensor is replaced with a unit that does not match the others, the control module might read inconsistent signals and assume a system failure.

In rarer cases, the fault may be caused by a defective TPMS control module or wiring issue, which disrupts communication between sensors and the vehicle’s computer. Software glitches after an ECU update can also lead to false warnings.

Recognizing these root causes is the first step to proper diagnosis. The next section will guide you through the exact steps to troubleshoot and fix the Ford F150 Tire Pressure Monitor Fault efficiently.

How to Fix Ford F150 Tire Pressure Monitor Fault

Fixing the Tire Pressure Monitor Fault on your Ford F150 does not always require professional tools or a trip to the dealership. With a careful and systematic approach, you can identify the problem and reset the system on your own. Follow these steps to restore the TPMS function and clear the warning message safely.

Step 1: Check All Tires Manually

Start by using a reliable tire pressure gauge to check the air pressure in all four tires, including the spare if your F150 is equipped with one. Compare the readings to the recommended PSI printed on the driver’s side door jamb sticker. If any tire is underinflated, fill it to the correct level. Sometimes, a slight pressure difference is enough to trigger the warning light.

Step 2: Inspect Each TPMS Sensor Visually

After verifying the pressure, look at the valve stems for signs of corrosion or physical damage. A bent or cracked stem can prevent the sensor from transmitting signals properly. If you recently changed tires, ensure that each sensor was reinstalled and tightened correctly.

Step 3: Perform a Basic TPMS Reset from the Dashboard

Many Ford F150 models allow you to reset the TPMS using the instrument cluster or infotainment screen. Turn the ignition to the ON position without starting the engine, then navigate through the settings menu to the Tire Pressure option and select “Relearn” or “Reset.” After confirming, drive the truck for about 10 to 15 minutes at moderate speed to allow the system to relearn each sensor.

Step 4: Use an OBD2 Scanner for Deeper Diagnosis

If the warning light remains on after a basic reset, connect an OBD2 scanner compatible with Ford vehicles. Read the TPMS codes to identify which sensor is malfunctioning. Fault codes such as C2126 or C2141 can indicate a specific wheel location where communication has failed. Replace only the affected sensor to save time and cost.

Step 5: Replace the Defective Sensor if Necessary

When a sensor is confirmed to be faulty, replace it with an OEM or high-quality aftermarket part. Sensors must be programmed to the vehicle’s TPMS module using a TPMS relearn tool or through the onboard system. Most modern F150s automatically recognize new sensors after a short drive, but older models may require manual pairing.

Step 6: Verify the Repair and Reset the Warning

Once the new sensor is installed, recheck all tire pressures and reset the TPMS again from the dashboard. Drive for a few minutes to confirm that the Tire Pressure Monitor Fault message disappears. If the warning persists, repeat the scanning process to ensure all sensors communicate properly.

Step 7: Prevent Future Faults

After resolving the issue, make it a habit to check tire pressure regularly and inspect the sensors during tire maintenance. Avoid mixing different sensor brands and always recalibrate the TPMS after replacing or rotating tires. Proper upkeep can prevent most future faults and maintain accurate readings for years.

By following these steps, you can fix the Ford F150 Tire Pressure Monitor Fault confidently without guesswork or unnecessary expenses. The next section will cover the detailed reset procedures for each model year.

How to Reset the TPMS on Ford F150 (All Model Years)

Resetting the Tire Pressure Monitoring System on a Ford F150 is a simple yet essential step after inflating tires, rotating wheels, or replacing sensors. The process varies slightly depending on the model year and the generation of your truck. Follow the correct method for your version to ensure the system recalibrates properly and clears the Tire Pressure Monitor Fault message.

Reset Procedure for 2015–2020 Ford F150

1. Park your truck on a flat surface and turn the ignition to the ON position without starting the engine.
2. Use the steering wheel controls to navigate through the menu. Select Settings, then Driver Assist, and choose Tire Monitor.
3. Press and hold the OK button until you see the message “Tire Learning Active” on the display.
4. Starting from the front left tire, release air for about three seconds until the horn sounds once. This indicates that the sensor has been recognized.
5. Repeat the process on the front right, rear right, and rear left tires. Each successful step should trigger a horn beep.
6. After completing all four tires, the horn will sound twice to confirm that the TPMS reset is complete. Inflate all tires to the correct PSI before driving.

Reset Procedure for 2021–2025 Ford F150

Newer F150 models use an updated infotainment system that allows easier TPMS calibration.

1. Turn the ignition to ON and access the Vehicle Settings menu on the central touchscreen.
2. Select Tire Pressure Monitoring and choose Relearn or Reset TPMS.
3. Follow the on-screen instructions to start the process. The system will automatically identify each sensor while you drive at 30 to 40 mph for about ten minutes.
4. Once completed, the TPMS light and the Tire Pressure Monitor Fault message should disappear automatically.

Alternative Reset Using a TPMS Relearn Tool

If the onboard method does not work, you can use a handheld TPMS relearn tool or an OBD2 scanner that supports Ford protocols.

1. Plug the tool into the OBD2 port located below the steering column.
2. Turn the ignition ON and follow the tool’s prompts to activate each sensor in the correct order.
3. After successful calibration, clear any stored fault codes.

Performing a proper reset ensures that all four sensors communicate correctly with the control module, preventing false alerts and maintaining accurate pressure readings. Always verify tire pressure after the procedure and make sure the TPMS light stays off during a test drive.

When to Replace the TPMS Sensor and How Much It Costs (2025 Estimate)

Knowing when to replace the Tire Pressure Monitoring System sensors in your Ford F150 can save you from repeated Tire Pressure Monitor Fault messages and unnecessary frustration. Each TPMS sensor contains a small sealed battery that powers its radio signal. Over time, these batteries weaken and eventually stop working, causing the system to lose communication with one or more wheels.

On average, Ford F150 TPMS sensors last between five and seven years or about one hundred thousand miles. If your truck is within this range and the warning keeps reappearing even after a reset, it is a strong sign that one or more sensors need replacement. You might also notice inconsistent tire pressure readings or a TPMS light that flickers intermittently, both of which suggest the sensors are nearing the end of their lifespan.

The cost of replacing TPMS sensors in 2025 varies depending on whether you choose genuine Ford parts or aftermarket alternatives. An OEM sensor typically costs between forty and seventy dollars each, while aftermarket versions range from twenty to fifty dollars. Installation and reprogramming at a certified tire shop usually add another twenty to thirty dollars per wheel. If you replace all four sensors at once, expect to spend between one hundred fifty and three hundred fifty dollars in total.

While cheaper aftermarket sensors can work well, OEM sensors ensure perfect compatibility and longer durability. Whichever option you choose, make sure the sensors are properly paired with your truck’s control module to avoid recurring Tire Pressure Monitor Fault warnings. Keeping your TPMS system in good condition not only improves safety but also extends tire life and fuel efficiency.

Pro Tips to Prevent Future TPMS Faults

Once you have fixed the Tire Pressure Monitor Fault on your Ford F150, taking a few preventive steps can help you avoid similar problems in the future. The TPMS is a sensitive electronic system that depends on consistent maintenance and accurate calibration. Proper care ensures that the sensors continue to function reliably and that you receive accurate tire pressure readings at all times.

First, check your tire pressure at least twice a month using a high-quality gauge. Sudden changes in weather or temperature can cause air pressure to fluctuate, which may confuse the TPMS sensors and trigger a false warning. Always inflate your tires according to the PSI level listed on the driver’s side door frame rather than guessing or following general tire shop advice.

Second, inspect the valve stems whenever you clean your truck or change tires. Dirt, salt, and corrosion can build up around the stems and weaken the connection between the sensor and the tire. Cleaning them with a mild brush and applying a small amount of anti-corrosion spray helps maintain signal strength.

Third, always recalibrate the TPMS after rotating or replacing tires. Skipping this step can lead to mismatched sensor readings or lost communication with the control module. If you frequently drive off-road or carry heavy loads, consider checking the TPMS more often since vibrations and debris can affect the sensors.

Lastly, use compatible sensors only. Mixing different brands or frequencies can confuse the control module and cause recurring fault messages. Investing in OEM-quality sensors and performing routine checks will keep your Ford F150 TPMS accurate and trouble-free for years to come.

Conclusion

The Ford F150 Tire Pressure Monitor Fault can be frustrating, especially when it appears repeatedly even after checking your tire pressure. However, understanding how the TPMS system works and knowing how to diagnose the problem properly can save you both time and money. Most issues come from weak sensor batteries, damaged valve stems, or missed recalibration after tire service, all of which are relatively simple to fix once identified.

Keeping your TPMS in good shape is more than just avoiding warning lights; it is a matter of safety and performance. Accurate tire pressure readings help improve fuel economy, extend tire life, and maintain proper handling of your truck. A functioning TPMS also ensures that you receive early warnings about low pressure before it leads to costly damage or unsafe driving conditions.

As a best practice, check your tire pressure regularly, recalibrate the system whenever you service the tires, and replace the sensors when they reach the end of their lifespan. By following the steps in this guide, you can eliminate the Ford F150 Tire Pressure Monitor Fault once and for all and enjoy a safer, smoother drive every time you get behind the wheel.