how to fix the keyless entry problem in my Ford Explorer Sixth Generation (2020-present)

Ford Explorer Sixth Generation (2020-present)

Error Codes

1-2 hours

Time

medium

Difficulty

medium

Severity

3 min read

517 words

Problem Statement

Learn how to diagnose and fix keyless entry problems in Ford Explorer (2020-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

•Ensure the vehicle is in a secure location while performing diagnostics or repairs.

Symptoms

•Key fob not responding or ineffective at locking/unlocking doors
•Check keyless entry system warning message on the dashboard
•Inconsistent operation of key fob (works sporadically)
•Reduced range of key fob functionality
•Manual unlocking is required for doors

Diagnostic Steps

1
Replace the battery in the key fob to ensure it has sufficient power.
2
Verify the key fob is programmed correctly by attempting to start the vehicle.
3
Inspect the keyless entry antenna for damage or disconnection.
4
Use an OBD-II scanner to check for any fault codes related to the keyless entry system.
5
Check for any physical obstructions or interference near the vehicle that may affect signal reception.

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

•Flathead screwdriver
•New key fob battery (usually CR2032)
•OBD-II scanner

Parts Required

•Key fob battery (CR2032)

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Diagnostic Steps

1
Replace the battery in the key fob to ensure it has sufficient power.
2
Verify the key fob is programmed correctly by attempting to start the vehicle.
3
Inspect the keyless entry antenna for damage or disconnection.
4
Use an OBD-II scanner to check for any fault codes related to the keyless entry system.
5
Check for any physical obstructions or interference near the vehicle that may affect signal reception.

Solution

1. Preparation

Tools Required: Flathead screwdriver, new key fob battery (usually CR2032), OBD-II scanner.
Ensure the vehicle is parked in a safe environment and the engine is off.

2. Battery Replacement

Using a flathead screwdriver, gently pry open the key fob casing to access the battery compartment.
Remove the old battery and clean any corrosion present in the compartment.
Insert a new battery, ensuring the positive (+) side is facing the correct direction.
Snap the fob casing back together securely.

3. Reprogram Key Fob (if necessary)

Sit inside the vehicle with all doors closed.
Insert the key into the ignition and turn it to the "On" position (do not start the engine).
Press the "Lock" button on the key fob for about 2-3 seconds.
Turn the key back to "Off" and remove it from the ignition.
Test the key fob to see if the locking/unlocking function is restored.

4. Inspect Keyless Entry Antenna

Locate the keyless entry antenna, typically found near the rearview mirror or dashboard.
Visually inspect the antenna for any signs of damage or poor connections.
If damaged, replace the antenna using appropriate fasteners and connectors.

5. Clear Fault Codes

Connect the OBD-II scanner to the vehicle’s diagnostic port.
Follow the scanner instructions to read and clear any fault codes related to the keyless entry system.
Disconnect the scanner and test the key fob functionality again.