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What to do if the power liftgate is not working on my 2022 Highlander? - Toyota Highlander
Home/Cars/Toyota/Highlander/Fourth Generation (2020-present)/What to do if the power liftgate is not working on my 2022 Highlander?

What to do if the power liftgate is not working on my 2022 Highlander?

Toyota Highlander Fourth Generation (2020-present)

Error Codes
2-4 hours
Time
medium
Difficulty
medium
Severity
Navigation
ProblemSymptomsDiagnosisSolution
ProblemSymptomsDiagnosisSolution
4 min read
655 words

Problem Statement

Learn how to diagnose and repair a non-functional power liftgate on your 2022 Toyota Highlander with step-by-step instructions and required tools.

Affected Component
power liftgate
Estimated Time
2-4 hours

Symptoms

  • •The power liftgate does not open or close when using the key fob, interior switch, or liftgate handle.
  • •No sound or movement from the liftgate when activated.
  • •The liftgate may be stuck in one position (open or closed) and does not respond to inputs.

Diagnostic Steps

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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

  • •Multimeter
  • •OBD-II Scanner
  • •Screwdriver set
  • •Trim removal tool
  • •Replacement fuses (if needed)
  • •Basic hand tools (wrenches, pliers)

Additional Information

Affected Component
power liftgate
Estimated Time
2-4 hours
Difficulty
medium
Severity
medium
Tools Required
6 items

Related Faults

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Back to Generation

Troubleshooting and Repairing a Non-Functional Power Liftgate on a 2022 Toyota Highlander

Step 1: Visual Inspection
  1. Check for Obstructions: Inspect the liftgate area for any blockages, such as debris, that may be preventing the liftgate from operating.
  2. Examine the Liftgate: Ensure that the liftgate is not physically damaged or misaligned.
  3. Check the Wiring: Look for any visible damage to the wiring harness connected to the liftgate.
Step 2: Check Key Fob and Interior Switch
  1. Test the Key Fob:
    • Replace the battery in the key fob, if necessary.
    • Try activating the liftgate again.
  2. Use the Interior Switch:
    • Press the liftgate switch located on the driver's side to see if it activates.
Step 3: Battery and Fuse Check
  1. Inspect the Vehicle Battery:
    • Ensure the battery is fully charged.
    • Use a multimeter to check voltage; it should be around 12.6 volts.
  2. Check Fuses:
    • Locate the fuse box (typically under the dashboard or in the engine compartment).
    • Use the owner's manual to identify the power liftgate fuse.
    • Pull the fuse and inspect it for continuity. Replace if blown.
Step 4: Diagnostic Codes
  1. Scan for Codes: Use an OBD-II scanner to check for any trouble codes related to the body control module or liftgate system.
    • If codes are present, refer to a service manual for specific troubleshooting based on the codes.
Tools Required
  • Multimeter
  • OBD-II Scanner
  • Screwdriver set
  • Trim removal tool
  • Replacement fuses (if needed)
  • Basic hand tools (wrenches, pliers)
Repair Instructions
Step 1: Replacing the Fuse
  1. Remove the Fuse: Using a fuse puller or pliers, gently remove the blown fuse.
  2. Install New Fuse: Replace with a fuse of the same rating (check the owner's manual for specifications).
  3. Test the Liftgate: Reattempt to operate the liftgate using the key fob and interior switch.
Step 2: Inspecting the Liftgate Motor
  1. Access the Liftgate Motor:
    • Open the liftgate manually (if possible) to gain access.
    • Remove the trim panel on the inside of the liftgate using a trim removal tool.
  2. Check Motor Connection:
    • Inspect the electrical connector to the liftgate motor for corrosion or loose connections.
    • Ensure the wires are intact and properly connected.
  3. Test the Motor:
    • Use a multimeter to check for voltage at the motor connector when activating the liftgate.
    • If voltage is present and the motor does not operate, the liftgate motor may need replacement.
Step 3: Replacing the Liftgate Motor
  1. Disconnect the Battery: To avoid any electrical shorts, disconnect the negative battery terminal.
  2. Remove the Old Motor:
    • Disconnect the electrical connector from the motor.
    • Remove the mounting bolts using a socket wrench.
    • Carefully take out the motor from the liftgate assembly.
  3. Install the New Motor:
    • Position the new motor in place and secure it with mounting bolts.
    • Reconnect the electrical connector.
  4. Reassemble the Liftgate:
    • Reinstall the trim panel.
    • Reconnect the battery terminals.
Step 4: Final Testing
  1. Test the Liftgate Operation:
    • Using the key fob and interior switch, test the liftgate to ensure it opens and closes properly.
  2. Check for Smooth Operation:
    • Observe if the liftgate operates smoothly without any unusual noises or resistance.
Conclusion

If the power liftgate on your 2022 Toyota Highlander does not operate after following these diagnostic and repair steps, it may be necessary to consult with a certified Toyota technician for further diagnosis or potential issues with the body control module.