how to fix TPMS error on Ford F-150 Fourteenth Generation (2021-present)

Ford F-150 Fourteenth Generation (2021-present)

Error Codes

1-2 hours

Time

medium

Difficulty

medium

Severity

3 min read

570 words

Problem Statement

Learn how to diagnose and fix TPMS errors on Ford F-150 (2021-present). Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

Affected Component

Electrical

Estimated Time

1-2 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical components.
•Allow tires to cool before working on them, as they may be hot from driving.
•Always wear safety glasses when working with tires; ensure vehicle is securely lifted.

Symptoms

•TPMS warning light illuminated on the dashboard
•Inaccurate tire pressure readings displayed
•Tire pressure readings may flash or display '---'
•Vehicle may not recognize new tire sensors after a rotation or replacement
•Warning message indicating low tire pressure despite correct levels

Diagnostic Steps

1
Scan the vehicle's onboard computer using an OBD-II scanner to check for TPMS-related trouble codes.
2
Visually inspect each tire for proper inflation; ensure they are at the recommended PSI.
3
Check the condition and battery status of each tire pressure sensor using a TPMS tool.
4
Verify that the TPMS system is properly initialized, especially after tire rotation or replacement.
5
Inspect the wiring and connectors associated with the TPMS for damage or corrosion.

Solution

💡 Expert Tip

For complex repairs like this, consider taking photos at each step. This helps if you need to reverse a step or consult with a mechanic. Also, keep all removed parts organized - you may need to reference them during reassembly.

Verification

After completing the repair, verify that the issue has been resolved:

✓Test the affected component to ensure it functions correctly
✓Check for any error codes or warning lights
✓Monitor the vehicle for a few days to ensure the issue does not recur

Prevention Tips

To prevent this issue from occurring again:

•Follow the manufacturer's recommended maintenance schedule
•Address warning signs early before they develop into major issues
•Use quality parts and fluids recommended for your vehicle
•Keep detailed records of all repairs and maintenance

Tools & Equipment Required

•OBD-II scanner
•Tire pressure gauge
•TPMS tool
•Torque wrench
•Tire iron

Parts Required

•TPMS sensors (if faulty)
•Valve stems (if damaged)

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Diagnostic Steps

1
Scan the vehicle's onboard computer using an OBD-II scanner to check for TPMS-related trouble codes.
2
Visually inspect each tire for proper inflation; ensure they are at the recommended PSI.
3
Check the condition and battery status of each tire pressure sensor using a TPMS tool.
4
Verify that the TPMS system is properly initialized, especially after tire rotation or replacement.
5
Inspect the wiring and connectors associated with the TPMS for damage or corrosion.

Solution

1. Preparation

Gather necessary tools and parts.
Ensure vehicle is parked on a level surface and the ignition is turned off.
Wear safety gloves and eye protection.

2. Check and Inflate Tires

Sub-steps:
1. Use a tire pressure gauge to measure the pressure of all four tires.
2. Inflate or deflate tires to match the manufacturer's recommended pressure (found on the driver’s door jamb).
Tools Required: Tire pressure gauge, air compressor.

3. Reset TPMS

Sub-steps:
1. Turn the ignition key to the "ON" position without starting the engine.
2. Press and hold the TPMS reset button (located under the steering wheel or in the glove box) until the TPMS light blinks three times, then release.
3. Start the engine and let it run for a few minutes to complete the reset.
Tools Required: None.

4. Replace Faulty Sensors

Sub-steps:
1. If a sensor is found to be faulty, lift the vehicle and remove the wheel where the sensor is located.
2. Detach the tire from the rim, and replace the old sensor with a new one, ensuring the rubber grommet is intact.
3. Reassemble the tire to the rim and balance if necessary.
Tools Required: Tire iron, tire machine (optional), torque wrench.
Safety Warnings: Always wear safety glasses when working with tires; ensure vehicle is securely lifted.

5. Recheck System

Sub-steps:
1. After repairs, recheck tire pressures again to ensure they are accurate.
2. Use the TPMS scanner to ensure all sensors are communicating correctly with the vehicle.
Tools Required: TPMS scanner.