why does my Tesla Model 3 Highland (2024-present) dashboard display keep turning off

Tesla Model 3 Highland (2024-present)

Error Codes

1-2 hours

Time

medium

Difficulty

medium

Severity

3 min read

448 words

Problem Statement

Learn how to diagnose and fix the dashboard display issue in Tesla Model 3 Highland (2024-present). Step-by-step guide with symptoms and solutions.

Affected Component

Electrical

Estimated Time

1-2 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the 12V battery before working on electrical components to prevent short circuits.

Symptoms

•Dashboard display turns off randomly while driving
•Display fails to respond to touch inputs
•Rebooting the display temporarily resolves the issue
•Warning messages may appear intermittently
•Vehicle functions dependent on the display may become inaccessible

Diagnostic Steps

1
Check for software updates via the Tesla app or vehicle settings.
2
Inspect the power supply to the display by checking fuses related to the dashboard.
3
Perform a soft reset of the display by holding down the two scroll wheels on the steering wheel.
4
Use the Tesla diagnostic mode to check for any error codes related to the display.
5
Inspect the wiring harness and connectors for signs of damage or loose connections.

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
•Trim removal tools

Parts Required

•Replacement fuses (if necessary)

Related Faults

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Diagnostic Steps

1
Check for software updates via the Tesla app or vehicle settings.
2
Inspect the power supply to the display by checking fuses related to the dashboard.
3
Perform a soft reset of the display by holding down the two scroll wheels on the steering wheel.
4
Use the Tesla diagnostic mode to check for any error codes related to the display.
5
Inspect the wiring harness and connectors for signs of damage or loose connections.

Solution

1. Preparation

Gather necessary tools: OBD-II scanner, multimeter, and trim removal tools.
Ensure the vehicle is parked in a safe location and powered off.

2. Update Software

Open the Tesla app or access the vehicle settings from another display.
Check for available software updates.
If an update is available, follow on-screen instructions to install it.

3. Inspect and Replace Fuses

Locate the fuse box as per the owner's manual.
Use a multimeter to check the fuses related to the dashboard display.
If any fuses are blown, replace them with the same amperage rating.

4. Reconnect and Inspect Wiring

Use trim removal tools to access the dashboard area.
Carefully inspect the wiring harness and connectors for loose or damaged connections.
Reconnect any loose connectors and replace any damaged wiring.

5. Perform a Hard Reset

Turn off the vehicle completely and exit the vehicle.
Wait for at least 5 minutes and then re-enter the vehicle.
Power on the vehicle to check if the display issue persists.