What are the common issues with the power liftgate on the 2021 Ford Explorer?

Common Issues with the Power Liftgate on the 2021 Ford Explorer

The power liftgate on the 2021 Ford Explorer can experience several issues. Here’s a detailed overview of common symptoms, diagnostic steps, tools required, and repair instructions.

Common Symptoms

1. Liftgate Does Not Open/Close: The liftgate may be unresponsive to button presses or remote commands.
2. Liftgate Opens Partially: The liftgate may start to open but then stop midway.
3. Liftgate Closes Automatically: The liftgate may open but then unexpectedly close on its own.
4. Strange Noises: Grinding or rattling noises when operating the liftgate.
5. Warning Messages: Dashboard displays warnings related to the liftgate malfunction.

Tools Required

• Multimeter
• OBD-II scanner
• Basic hand tools (screwdrivers, wrenches, sockets)
• Torque wrench
• Replacement parts (if needed)
• Lubricant (white lithium grease or silicone spray)

Repair Instructions

Repairing a Non-Responsive Liftgate

1. Check Battery and Fuses:

   • Disconnect the negative terminal of the battery.
   • Locate the fuse box and remove the fuse associated with the liftgate.
   • Inspect the fuse; replace it if blown.
   • Reconnect the battery.

2. Inspect Wiring:

   • Check for damaged or corroded wiring leading to the liftgate motor.
   • Repair or replace any damaged sections.

3. Replace the Liftgate Motor:

   • If the motor is determined to be faulty, proceed to replace it.
   • Remove the interior trim panel on the liftgate to access the motor.
   • Disconnect the electrical connector from the motor.
   • Remove the mounting screws and take out the old motor.
   • Install the new motor, secure it with screws, and reconnect the electrical connector.
   • Reinstall the trim panel.

Adjusting the Liftgate Alignment (if it opens partially)

1. Check the Hinges:

   • Inspect the liftgate hinges for wear or damage.
   • Tighten any loose bolts or nuts.

2. Realign the Liftgate:

   • Loosen the hinge bolts slightly and adjust the liftgate’s position.
   • Ensure it opens and closes smoothly.
   • Retighten the hinge bolts to the manufacturer’s torque specifications.

Lubricating the Liftgate Mechanism

1. Apply Lubricant:
   • Use white lithium grease or silicone spray on the liftgate hinges and latch mechanism.
   • Operate the liftgate a few times to distribute the lubricant.

Clearing Error Codes

1. Resetting the System:
   • After repairs, reconnect the OBD-II scanner and clear any existing error codes.
   • Test the liftgate operation to ensure proper functioning.

Conclusion

By following these diagnostic and repair steps, you can effectively troubleshoot and resolve common issues with the power liftgate on the 2021 Ford Explorer. Always ensure safety precautions are taken when working on automotive systems, and consult the vehicle’s service manual for specific torque specifications and additional details.