how to fix my Ford Explorer's trunk not opening with the remote

Ford Explorer Sixth Generation (2020-present)

Error Codes

1-2 hours

Time

medium

Difficulty

medium

Severity

3 min read

478 words

Problem Statement

Learn how to diagnose and fix the trunk not opening with the remote on 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

•Disconnect battery before working on electrical systems to avoid shorts or shocks.

Symptoms

•Trunk does not respond when the remote button is pressed.
•Trunk opens manually without issues.
•No sound or movement when attempting to open trunk with remote.
•Other remote functions (lock/unlock doors) are working fine.
•Dashboard indicator light for trunk may or may not illuminate.

Diagnostic Steps

1
Check the battery in the remote key fob for proper voltage and replace if necessary.
2
Inspect the trunk release button on the remote for physical damage or stuck mechanism.
3
Use an OBD-II scanner to check for any relevant error codes related to the trunk release system.
4
Examine the trunk wiring harness for any visible damage or disconnections.
5
Test the trunk release switch within the vehicle to see if it functions correctly.

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
•Multimeter
•Small flat-head screwdriver
•Electrical tape
•Socket set

Parts Required

•Remote key fob battery
•Trunk release switch (if faulty)

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Diagnostic Steps

1
Check the battery in the remote key fob for proper voltage and replace if necessary.
2
Inspect the trunk release button on the remote for physical damage or stuck mechanism.
3
Use an OBD-II scanner to check for any relevant error codes related to the trunk release system.
4
Examine the trunk wiring harness for any visible damage or disconnections.
5
Test the trunk release switch within the vehicle to see if it functions correctly.

Solution

1. Preparation

Gather tools and parts needed for the repair.
Disconnect the vehicle battery to ensure safety while working on electrical components.

2. Battery Replacement for Remote

Open the remote key fob using a small flat-head screwdriver.
Remove the old battery and replace it with a new one, ensuring correct polarity.
Reassemble the remote key fob.

3. Inspect and Repair Wiring

Locate the trunk wiring harness; usually found near the trunk hinge area.
Visually inspect for frayed wires or loose connections.
If damage is found, repair the wires using electrical tape or replace the harness as necessary.
Ensure all connections are secure.

4. Test Trunk Release Switch

Access the trunk release switch inside the vehicle.
Disconnect the wiring harness from the switch.
Use a multimeter to test for continuity when the switch is activated.
If the switch is faulty, replace it with a new component.

5. Reconnect Battery and Test

Reconnect the vehicle battery and check if the trunk opens with the remote.
Ensure all components are functioning properly and securely fastened.