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How can I resolve the issue of my 2020 Highlander’s rear hatch not opening? - Toyota Highlander
Home/Cars/Toyota/Highlander/Fourth Generation (2020-present)/How can I resolve the issue of my 2020 Highlander’s rear hatch not opening?

How can I resolve the issue of my 2020 Highlander’s rear hatch not opening?

Toyota Highlander Fourth Generation (2020-present)

Error Codes
1-2 hours
Time
medium
Difficulty
medium
Severity
Navigation
ProblemSymptomsDiagnosisSolution
ProblemSymptomsDiagnosisSolution
3 min read
593 words

Problem Statement

Step-by-step guide to diagnose and fix the rear hatch issue on a 2020 Toyota Highlander, including symptoms, diagnostic steps, and tools required.

Affected Component
rear hatch
Estimated Time
1-2 hours

Symptoms

  • •Hatch does not open using the key fob remote.
  • •Hatch does not open using the interior button.
  • •Hatch does not open manually using the handle.
  • •Possible warning lights or messages on the dashboard.

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

  • •Small flat screwdriver or coin
  • •Multimeter or fuse tester
  • •OBD-II scanner
  • •Socket wrench set
  • •Silicone spray or penetrating oil

Additional Information

Affected Component
rear hatch
Estimated Time
1-2 hours
Difficulty
medium
Severity
medium
Tools Required
5 items

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Resolving Rear Hatch Not Opening Issue on 2020 Toyota Highlander

Step 1: Check Key Fob Battery
  • Symptom: The remote doesn’t work.
  • Action: Replace the key fob battery. Use a CR2032 battery.
  • Tool Required: Small flat screwdriver or coin.
Step 2: Inspect the Interior Button
  • Symptom: Interior button does not respond.
  • Action:
    • Check if other electrical components work in the cabin.
    • Look for blown fuses.
  • Tool Required: Multimeter or fuse tester.
Step 3: Check the Manual Release Mechanism
  • Symptom: The hatch does not open using the handle.
  • Action:
    • Attempt to pull the manual release while pushing the hatch down.
    • Inspect for any obstructions or debris around the latch mechanism.
  • Tool Required: None.
Step 4: Check for Fault Codes
  • Symptom: Warning lights or messages on the dashboard.
  • Action:
    • Use an OBD-II scanner to check for any fault codes related to the rear hatch.
  • Tool Required: OBD-II scanner.
Step 5: Inspect the Hatch Struts
  • Symptom: The hatch feels heavy or does not stay open.
  • Action:
    • Open the hatch and let go; if it drops suddenly, the struts might be faulty.
    • Inspect the struts for any signs of damage or leaking fluid.
  • Tool Required: None.
Repair Instructions
If Key Fob Battery is Dead
  1. Open the fob using a flat screwdriver.
  2. Replace the battery with a CR2032.
  3. Reassemble the fob and test the hatch.
If Interior Button is Faulty
  1. Locate the fuse box (usually under the dashboard or in the engine compartment).
  2. Identify the fuse for the rear hatch (refer to the owner’s manual).
  3. Pull the fuse out using fuse puller or pliers.
  4. Inspect visually or test with a multimeter.
  5. Replace with the same-rated fuse if blown.
  6. Test the hatch operation.
If Manual Release is Stuck
  1. Inspect the latch mechanism for any debris.
  2. Lubricate the latch with silicone spray or a penetrating oil.
  3. Test the hatch operation.
If Fault Codes are Present
  1. Clear the fault codes using the OBD-II scanner.
  2. Test the hatch again. If the error persists, note the specific fault codes for further diagnosis.
If Struts are Faulty
  1. Remove the old struts:
    • Use a socket wrench to remove the bolts securing the struts to the hatch and the body.
  2. Install new struts:
    • Align the new struts and secure with the bolts.
    • Ensure they are tightly fastened.
  3. Test the hatch operation.
If None of the Above Fixes Work
  1. Inspect the wiring harness for any frayed wires or loose connections.
  2. Check the power liftgate module (if equipped) for any electrical issues.
  3. Seek professional help if complex electrical issues are suspected.
Tools Required
  • Flat screwdriver
  • Coin (for key fob)
  • Multimeter or fuse tester
  • OBD-II scanner
  • Socket wrench set
  • Silicone spray or penetrating oil

By following these steps systematically, you should be able to diagnose and resolve the issue with your 2020 Toyota Highlander’s rear hatch. If the problem persists after these checks, it may be necessary to consult a professional technician for further assistance.