how to fix power door locks that aren’t working on my Honda Accord 9th Generation (2013-2017)?

Honda Accord Eleventh Generation (2023-present)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

568 words

Problem Statement

Learn how to diagnose and fix power door locks not working in Honda Accord 2013-2017. Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Electrical

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the vehicle battery before working on electrical components to avoid short circuits.

Symptoms

•Power door locks do not respond when activated from the key fob.
•Door lock buttons inside the vehicle are non-functional.
•Audible clicking sound when attempting to lock/unlock.
•Check for any warning lights related to the locking system.
•Manual door locks operate normally.

Diagnostic Steps

1
Inspect the key fob battery and replace it if low or dead.
2
Use an OBD-II scanner to check for any relevant error codes.
3
Check the wiring and connectors at each door latch for signs of damage or corrosion.
4
Test the door lock actuators by applying direct power to them.
5
Verify the functionality of the driver’s side door lock switch.
6
Check the fuse related to the power door locks in the fuse box.

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

•Socket set
•Multimeter
•Screwdrivers (flathead and Phillips)

Parts Required

•Replacement door lock actuator(s) (if faulty)
•Replacement fuse(s) (if blown)

Related Faults

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Diagnostic Steps

1
Inspect the key fob battery and replace it if low or dead.
2
Use an OBD-II scanner to check for any relevant error codes.
3
Check the wiring and connectors at each door latch for signs of damage or corrosion.
4
Test the door lock actuators by applying direct power to them.
5
Verify the functionality of the driver’s side door lock switch.
6
Check the fuse related to the power door locks in the fuse box.

Solution

1. Preparation

Gather tools and parts needed:
- Socket set
- Multimeter
- Screwdrivers (flathead and Phillips)
- Replacement fuses (if needed)
- Replacement actuators (if faulty)
Ensure the vehicle is parked on a level surface and the engine is turned off.

2. Inspect and Replace the Fuse

Locate the fuse box, typically found under the dashboard or in the engine compartment.
Remove the fuse cover and identify the fuse for the power door locks using the diagram.
Use a multimeter to check if the fuse is blown.
- If the fuse is blown, replace it with one of the same amperage.

3. Test and Replace the Door Lock Actuators

Remove the door panel using a screwdriver to access the interior components.
Disconnect the door lock actuator's electrical connector.
Using a multimeter, check for power at the actuator connector when the lock/unlock switch is activated.
If power is present but the actuator does not respond, replace the actuator.
- To replace, unbolt the actuator from the door and install the new one.

4. Check the Door Lock Switch

Test the driver’s side door lock switch by removing it from the panel.
Using a multimeter, check for continuity when the switch is activated.
If there's no continuity, replace the switch with a new one.

5. Reassemble the Door Panel

Reattach the door panel by aligning it carefully with the door frame.
Secure all screws and replace any clips that were removed.
Test the door locks again to ensure proper functionality.