how to troubleshoot Tesla Model 3 Original (2017-2023) display not turning on?

Tesla Model 3 Highland (2024-present)

Error Codes

1-2 hours

Time

medium

Difficulty

high

Severity

3 min read

502 words

⚠️ Safety Warning

This issue requires immediate attention. If you are not experienced with automotive repairs, consult a professional mechanic. Working on critical systems can be dangerous.

Problem Statement

Learn how to troubleshoot and fix the display not turning on in Tesla Model 3 (2017-2023). Step-by-step guide with diagnostic and repair instructions.

Affected Component

Electrical

Estimated Time

1-2 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Ensure the vehicle is in park and the parking brake is engaged before starting any work on the dashboard.

Symptoms

•Display screen remains completely black
•No response to touch inputs
•No illumination or backlight visible
•Vehicle functions (e.g., climate control, navigation) are inaccessible
•Error messages related to software may appear intermittently

Diagnostic Steps

1
Check for any visible signs of damage on the display screen.
2
Confirm the vehicle is powered on by checking the status of the dashboard lights.
3
Perform a hard reset of the vehicle by holding down the two scroll wheels on the steering wheel until the Tesla logo appears.
4
Inspect the vehicle's main battery and auxiliary battery levels using the mobile app.
5
Use the Tesla service menu to check for any error codes related to the display.

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 flathead screwdriver
•Torx T20 screwdriver

Parts Required

•None, unless a replacement display is needed after diagnostics.

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Diagnostic Steps

1
Check for any visible signs of damage on the display screen.
2
Confirm the vehicle is powered on by checking the status of the dashboard lights.
3
Perform a hard reset of the vehicle by holding down the two scroll wheels on the steering wheel until the Tesla logo appears.
4
Inspect the vehicle's main battery and auxiliary battery levels using the mobile app.
5
Use the Tesla service menu to check for any error codes related to the display.

Solution

1. Preparation

Ensure the vehicle is parked in a safe area and the parking brake is engaged.
Gather necessary tools: a small flathead screwdriver and a Torx T20 screwdriver.

2. Hard Reset the Vehicle

Press and hold the two scroll wheels on the steering wheel until the screen goes black and the Tesla logo appears.
Wait approximately 10 seconds for the system to reboot.
Release the scroll wheels and allow the system to restart completely.

3. Inspect the Display Connections

Remove the decorative trim surrounding the display using a small flathead screwdriver to carefully pry it off.
Unscrew the Torx T20 screws securing the display to the dashboard.
Gently pull the display towards you to access the connector at the back.
Disconnect and reconnect the display's wiring harness to ensure a secure connection.

4. Check for Software Updates

If the display powers on after reconnecting, navigate to the software settings through the display.
Check for any available software updates and install them if necessary, as updates can resolve display issues.

5. Reassemble the Dashboard

Once the display is functioning correctly, reattach the display by screwing it back in place.
Replace the decorative trim around the display by pressing it firmly until it clicks back into position.