my Ford F-150 13th Generation (2015-2020) key fob stopped working what should I do

Ford F-150 13th Generation (2015-2020)

Error Codes

30 minutes - 1 hour

Time

medium

Difficulty

medium

Severity

3 min read

439 words

Problem Statement

Learn how to diagnose and fix a non-working key fob for Ford F-150 13th Generation. Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

Affected Component

Electrical

Estimated Time

30 minutes - 1 hour

⚠️ Safety Warnings

Important safety information - read before proceeding

•Ensure the vehicle is off before working on the key fob.

Symptoms

•Key fob buttons non-responsive
•Unable to lock or unlock doors remotely
•Engine not starting (if the fob is detected as a key)
•Indicator light on key fob not illuminating
•Battery warning light on dashboard (if applicable)

Diagnostic Steps

1
Check the battery in the key fob for corrosion or low voltage.
2
Replace the key fob battery and test the fob again.
3
Inspect the vehicle's receiver module for any faults.
4
Use an OBD-II scanner to check for any related error codes.
5
Verify the key fob programming by attempting to reprogram it according to the owner's manual.

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
•OBD-II scanner

Parts Required

•CR2032 key fob battery

Related Faults

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Diagnostic Steps

1
Check the battery in the key fob for corrosion or low voltage.
2
Replace the key fob battery and test the fob again.
3
Inspect the vehicle's receiver module for any faults.
4
Use an OBD-II scanner to check for any related error codes.
5
Verify the key fob programming by attempting to reprogram it according to the owner's manual.

Solution

1. Preparation

Gather tools: Small flathead screwdriver, new key fob battery (CR2032), OBD-II scanner (if needed).
Ensure the vehicle is parked safely and the ignition is off.

2. Open the Key Fob

Use the small flathead screwdriver to gently pry open the key fob casing at the designated notch.
Carefully separate the two halves of the fob without damaging the internal components.

3. Replace the Battery

Remove the old battery from its compartment, noting the orientation of the positive and negative sides.
Insert the new battery (CR2032) in the same orientation.
Ensure the battery is seated properly and make no contact with any other components.

4. Reassemble the Key Fob

Align the two halves of the key fob and press them together until they snap back into place.
Ensure there are no gaps and the fob is securely closed.

5. Test the Key Fob

Stand near the vehicle and press the lock/unlock buttons to confirm functionality.
If the fob is still not working, proceed to reprogram the fob as per the vehicle's owner's manual.