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What are the common issues with the 2020 Toyota Highlander’s power windows? - Toyota Highlander
Home/Cars/Toyota/Highlander/Fourth Generation (2020-present)/What are the common issues with the 2020 Toyota Highlander’s power windows?

What are the common issues with the 2020 Toyota Highlander’s power windows?

Toyota Highlander Fourth Generation (2020-present)

Error Codes
medium
Difficulty
medium
Severity
Navigation
ProblemSymptomsDiagnosisSolution
ProblemSymptomsDiagnosisSolution
3 min read
568 words

Problem Statement

Learn about common issues with the power windows in the 2020 Toyota Highlander, including symptoms, diagnostic steps, and repair instructions.

Affected Component
power windows

Symptoms

  • •Window Does Not Move
  • •Window Moves Slowly
  • •Window Sticks
  • •Intermittent Operation
  • •One-Button Failure

Diagnostic Steps

  1. 1
  2. 2
  3. 3
  4. 4
  5. 5

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
  • •Screwdrivers (Phillips and flathead)
  • •Socket set
  • •Trim removal tool
  • •Electrical contact cleaner
  • •Replacement window switch (if needed)
  • •Replacement window motor or regulator (if needed)

Additional Information

Affected Component
power windows
Difficulty
medium
Severity
medium
Tools Required
7 items

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Common Issues with the 2020 Toyota Highlander’s Power Windows

The 2020 Toyota Highlander may experience several common issues with its power windows. These problems can range from electrical failures to mechanical faults. Below are the symptoms, diagnostic steps, tools required, and repair instructions.

Tools Required
  • Multimeter
  • Screwdrivers (Phillips and flathead)
  • Socket set
  • Trim removal tool
  • Electrical contact cleaner
  • Replacement window switch (if needed)
  • Replacement window motor or regulator (if needed)
Repair Instructions

Step 1: Remove the Door Panel

  1. Disconnect Battery: Always disconnect the negative terminal of the battery before working on electrical components.
  2. Remove Screws: Use a screwdriver to remove any screws securing the door panel (look near the armrest and handle).
  3. Use Trim Removal Tool: Carefully pry off the door panel using a trim removal tool to avoid damaging clips.
  4. Disconnect Wiring: Gently disconnect any wiring connected to the door panel (e.g., window switches, speakers).

Step 2: Inspect and Test Components

  1. Window Switch:

    • Remove the switch assembly and test for continuity using a multimeter.
    • Replace the switch if it's found defective.

  2. Window Motor:

    • Locate the window motor and disconnect it.
    • Test the motor by applying 12V directly from the battery. If it does not operate, replace the motor.

  3. Window Regulator:

    • If the motor is operational, inspect the window regulator by checking for binding or damaged cables.
    • Replace the window regulator if it is found faulty.

Step 3: Reassembly

  1. Reconnect Wiring: Ensure all wiring is securely connected before reassembling the door panel.
  2. Reattach the Door Panel: Align the panel and press it back into place, ensuring all clips are secured.
  3. Replace Screws: Reinsert and tighten all screws removed during disassembly.
  4. Reconnect Battery: Reconnect the negative battery terminal and test the window operation.
Conclusion

By following these steps, you should be able to diagnose and repair common power window issues in the 2020 Toyota Highlander. Always ensure safety by disconnecting the battery before performing electrical repairs and consult the vehicle's service manual for any specific procedures.