how to resolve Tesla Model S Original (2012-2020) screen flickering issue?

Tesla Model S Plaid/Refresh (2021-present)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

477 words

Problem Statement

Learn how to diagnose and fix the screen flickering issue in Tesla Model S (2012-2020). Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Electrical

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical components.
•Allow the vehicle's systems to power down completely before starting the repair.

Symptoms

•Flickering of the central touchscreen display
•Intermittent loss of display functionality
•Unresponsive touchscreen during flickering
•Display artifacts or distortion
•Occasional system restarts

Diagnostic Steps

1
Inspect the touchscreen for physical damage or signs of wear.
2
Check the vehicle's software version and ensure it is up to date.
3
Perform a hard reset of the touchscreen by holding down the two scroll wheels on the steering wheel.
4
Inspect the wiring harness and connectors behind the touchscreen for loose connections or damage.
5
Scan the vehicle’s computer for any error codes related to the display system.

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

•Torx screwdriver set
•Plastic trim removal tools
•Multimeter

Parts Required

•Replacement touchscreen
•Wiring harness

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Diagnostic Steps

1
Inspect the touchscreen for physical damage or signs of wear.
2
Check the vehicle's software version and ensure it is up to date.
3
Perform a hard reset of the touchscreen by holding down the two scroll wheels on the steering wheel.
4
Inspect the wiring harness and connectors behind the touchscreen for loose connections or damage.
5
Scan the vehicle’s computer for any error codes related to the display system.

Solution

1. Preparation

Gather tools: Torx screwdriver set, plastic trim removal tools, multimeter (if necessary).
Ensure the vehicle is powered off and parked safely.

2. Remove the Touchscreen Assembly

Step 1: Carefully pry off the trim surrounding the touchscreen using plastic trim removal tools.
Step 2: Remove the screws securing the touchscreen assembly using a Torx screwdriver.
Step 3: Gently pull the touchscreen forward, being cautious of attached cables.

3. Inspect and Secure Connections

Step 1: Examine all connectors and wiring harnesses for damage or looseness.
Step 2: Disconnect and reconnect the connectors to ensure a secure fit.
Step 3: Check for any visible signs of wear on the wiring. If damaged, replace the wiring harness.

4. Update or Replace the Touchscreen

Step 1: If the issue persists, check for available firmware updates via the Tesla app or vehicle settings.
Step 2: If the touchscreen is faulty, order a replacement touchscreen from Tesla.
Step 3: Install the new touchscreen by reversing the removal steps, ensuring all connections are secure.

5. Reassemble and Test

Step 1: Reattach the trim around the touchscreen.
Step 2: Power on the vehicle and test the touchscreen to ensure proper functionality.