what to do if the screen goes black in my Tesla Model S Original (2012-2020)

Tesla Model S Plaid/Refresh (2021-present)

Error Codes

1-2 hours

Time

medium

Difficulty

medium

Severity

3 min read

532 words

Problem Statement

Learn how to troubleshoot and fix a black screen issue in Tesla Model S (2012-2020). Step-by-step guide with diagnostic steps and repair instructions.

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.
•Ensure the vehicle is in a safe, stationary position before performing resets or repairs.

Symptoms

•Black screen with no display functionality
•Non-responsive touch controls
•Possible flickering or intermittent display prior to blackout
•Loss of access to navigation and media controls
•Instrument cluster may still be functioning

Diagnostic Steps

1
Check if the vehicle is in a sleep state by attempting to wake it up.
2
Inspect the 12V battery voltage using a multimeter; ensure it is above 12.4V.
3
Perform a soft reboot of the touchscreen by holding down the two scroll wheels on the steering wheel.
4
Verify if any software updates are pending or required via the vehicle settings.
5
Inspect the wiring connections to the touchscreen for any loose or damaged connectors.

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
•Screwdriver
•Trim removal tool

Parts Required

•New 12V battery (if replacement is necessary)

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Diagnostic Steps

1
Check if the vehicle is in a sleep state by attempting to wake it up.
2
Inspect the 12V battery voltage using a multimeter; ensure it is above 12.4V.
3
Perform a soft reboot of the touchscreen by holding down the two scroll wheels on the steering wheel.
4
Verify if any software updates are pending or required via the vehicle settings.
5
Inspect the wiring connections to the touchscreen for any loose or damaged connectors.

Solution

1. Preparation

Ensure the vehicle is parked in a safe location.
Gather necessary tools (multimeter, screwdriver, etc.).
Disconnect the vehicle from any charging source.

2. Hard Reset

Step 1: Press and hold both scroll wheels on the steering wheel simultaneously for about 10 seconds.
Step 2: Wait for the Tesla logo to appear on the screen, indicating a reset process is occurring.

3. Inspect and Replace 12V Battery (if necessary)

Step 1: Open the front trunk (frunk) and locate the 12V battery.
Step 2: Check the battery voltage using a multimeter. If it’s below 12.4V, proceed to replace.
Step 3: Disconnect the negative terminal first, followed by the positive terminal.
Step 4: Remove the old battery and install a new compatible 12V battery (ensure it meets Tesla specifications).
Step 5: Reconnect the positive terminal first, followed by the negative terminal.

4. Inspect Touchscreen Wiring

Step 1: Remove the center console trim with a trim removal tool to access the touchscreen connectors.
Step 2: Carefully disconnect and reconnect the wiring harnesses to ensure a secure connection.
Step 3: Reassemble the trim and test the touchscreen.

5. Software Update

Step 1: If the screen is operational after the reset, check for software updates in the settings menu.
Step 2: Follow the prompts to install any available updates.