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how to fix the trunk not opening issue in my Tesla Model Y Current (2020-present) - Tesla Model Y
Home/Cars/Tesla/Model Y/Current (2020-present)/how to fix the trunk not opening issue in my Tesla Model Y Current (2020-present)

how to fix the trunk not opening issue in my Tesla Model Y Current (2020-present)

Tesla Model Y Current (2020-present)

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

Problem Statement

Learn how to diagnose and fix the trunk not opening issue in Tesla Model Y (2020-present). Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

Affected Component
Electrical
Estimated Time
1-3 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

  • •Disconnect the 12V battery before working on electrical systems to avoid shock.

Symptoms

  • •Trunk does not respond to the key fob button press
  • •Trunk does not open using the interior release button
  • •Trunk does not open when using the touch screen interface
  • •Audible clicking sound when attempting to open
  • •Warning message displayed on the dashboard regarding trunk malfunction

Diagnostic Steps

  1. 1
  2. 2
  3. 3
  4. 4
  5. 5
  6. 6

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

  • •OBD-II scanner
  • •Multimeter
  • •Screwdriver set
  • •Flashlight

Parts Required

  • •CR2032 key fob battery
  • •Trunk release switch (if faulty)
  • •Trunk latch (if damaged)

Additional Information

Affected Component
Electrical
Estimated Time
1-3 hours
Difficulty
medium
Severity
medium
Tools Required
4 items
Parts Required
3 items

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Solution
1. Preparation
  • Tools Required: OBD-II scanner, multimeter, screwdriver set, flashlight
  • Ensure the vehicle is in a safe location and powered off.
  • Disconnect the 12V battery to prevent electrical shock.
2. Key Fob Battery Replacement
  • Remove the key fob cover using a small flat-head screwdriver.
  • Replace the old battery with a new CR2032 battery, ensuring the positive side faces up.
  • Reassemble the key fob and test the trunk operation.
3. Inspect Interior Trunk Release
  • Remove any trim covering the interior trunk release button.
  • Disconnect the button connector and test continuity with a multimeter.
  • If faulty, replace the trunk release switch.
4. Examine Trunk Latch
  • Open the trunk manually (if possible) and inspect the latch mechanism.
  • Clean any debris or obstruction that may impede latch operation.
  • Test the latch mechanism for smooth operation; replace if damaged.
5. Check Wiring and Connections
  • Inspect the wiring harness leading to the trunk latch for any signs of fraying or damage.
  • Test for voltage at the latch connector with a multimeter when pressing the trunk release.
  • Repair or replace any damaged wiring as necessary.
6. Reconnect Battery and Test
  • Reconnect the 12V battery.
  • Test the trunk functionality using the key fob, interior button, and Tesla app.