why does my Ford Explorer's tire pressure light keep coming on

Ford Explorer Sixth Generation (2020-present)

Error Codes

1-2 hours

Time

medium

Difficulty

medium

Severity

3 min read

566 words

Problem Statement

Learn how to diagnose and fix the tire pressure light issue in your Ford Explorer. Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Electrical

Estimated Time

1-2 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Ensure the vehicle is securely supported on jack stands before working on tires.
•Wear gloves and safety glasses when inspecting or repairing tires.

Symptoms

•Tire pressure warning light illuminated on the dashboard
•Inconsistent tire pressure readings when checked manually
•Possible tire pressure values significantly lower than recommended
•Decreased fuel efficiency
•Vehicle handling feels unstable or uneven

Diagnostic Steps

1
Check the tire pressure of all tires, including the spare, using a reliable tire pressure gauge.
2
Inspect tires visually for any signs of damage, punctures, or irregular wear.
3
Reset the tire pressure monitoring system (TPMS) through the vehicle’s settings or by following the owner's manual instructions.
4
Scan the vehicle’s computer system using an OBD-II scanner to check for any TPMS-related error codes.
5
Verify that the valve stems on all tires are not damaged or leaking.

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

•Tire pressure gauge
•OBD-II scanner
•Jack
•Lug wrench

Parts Required

•Tire repair kit
•Replacement tires

Related Faults

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Diagnostic Steps

1
Check the tire pressure of all tires, including the spare, using a reliable tire pressure gauge.
2
Inspect tires visually for any signs of damage, punctures, or irregular wear.
3
Reset the tire pressure monitoring system (TPMS) through the vehicle’s settings or by following the owner's manual instructions.
4
Scan the vehicle’s computer system using an OBD-II scanner to check for any TPMS-related error codes.
5
Verify that the valve stems on all tires are not damaged or leaking.

Solution

1. Preparation

Gather tools including a tire pressure gauge and an OBD-II scanner.
Ensure the vehicle is parked on a level surface and the tires are cold for accurate pressure readings.

2. Check Tire Pressure

Remove valve caps from each tire.
Use the tire pressure gauge to measure the pressure in each tire.
Compare the readings to the manufacturer's recommended tire pressure (usually found on the driver’s side door jamb).
Inflate or deflate tires as necessary to reach the correct pressure.

3. Inspect and Repair Tires

If any tire is found to be damaged or punctured:
- Remove the tire using a jack and lug wrench.
- Inspect for punctures or sidewall damage.
- If a puncture is found, repair it using a tire repair kit or take it to a professional for patching.
- Replace damaged tires if the damage is irreparable.

4. Reset the TPMS

After ensuring all tires are at the correct pressure, reset the TPMS:
- Turn the ignition to the "ON" position without starting the engine.
- Locate the TPMS reset button (often under the steering column or in the glove box).
- Press and hold the reset button until the TPMS light blinks three times and then release it.
- Start the vehicle and check if the light has turned off.

5. Monitor and Verify

Drive the vehicle for a short distance to allow the TPMS to recalibrate.
Check the tire pressure light after the drive; it should remain off if the issue has been resolved.