how to fix a Ford Explorer Sixth Generation (2020-present) with a faulty key fob

Ford Explorer Sixth Generation (2020-present)

Error Codes

30 minutes

Time

medium

Difficulty

medium

Severity

3 min read

470 words

Problem Statement

Learn how to diagnose and fix key fob issues in Ford Explorer Sixth Generation (2020-present). Step-by-step guide with symptoms and solutions.

Affected Component

Electrical

Estimated Time

30 minutes

⚠️ Safety Warnings

Important safety information - read before proceeding

•Be cautious when prying open the key fob to avoid injury or damage to the components.

Symptoms

•Key fob buttons unresponsive
•Vehicle does not unlock or lock with key fob
•Check key fob battery warning on the dashboard
•Remote start feature not activating
•Physical key not turning in the door lock

Diagnostic Steps

1
Inspect the key fob for physical damage or wear.
2
Check the battery voltage of the key fob using a multimeter.
3
Replace the battery in the key fob and test functionality.
4
Reprogram the key fob to the vehicle if necessary.
5
Check the vehicle's keyless entry system for any faults with the receiver.

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

•Small flathead screwdriver
•Multimeter
•Replacement battery (CR2032)

Parts Required

•Key fob battery (CR2032)

Related Faults

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Solution

1. Preparation

Gather tools: small flathead screwdriver, replacement battery (CR2032), multimeter.
Ensure the vehicle is in a safe location, and the engine is off.

2. Open the Key Fob

Use the small flathead screwdriver to gently pry open the key fob at the seam.
Carefully separate the two halves to avoid damaging the internal components.

3. Replace the Battery

Remove the old battery from the key fob.
Note the orientation of the battery for correct installation.
Insert the new CR2032 battery, ensuring it is seated properly.

4. Reassemble the Key Fob

Align the two halves of the key fob.
Press together firmly until they snap back into place.
Ensure there are no gaps, indicating it is fully closed.

5. Reprogram the Key Fob (if necessary)

Sit in 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 within 10 seconds.
Turn the ignition to "Off" and remove the key.
Test the key fob to ensure it functions correctly.