my Tesla Model S Original (2012-2020) has an error message on the screen

Tesla Model S Plaid/Refresh (2021-present)

Error Codes

1-2 hours

Time

medium

Difficulty

medium

Severity

3 min read

464 words

Problem Statement

Learn how to diagnose and fix error messages on Tesla Model S (2012-2020). Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Electrical

Estimated Time

1-2 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect battery before working on electrical systems.
•Ensure the vehicle is in ‘Park’ mode before performing resets or updates.

Symptoms

•Error message displayed on the screen
•Decreased performance or acceleration
•Malfunction of infotainment features
•Unresponsive touchscreen
•Battery range not displaying correctly

Diagnostic Steps

1
Check for error codes using the Tesla mobile app or vehicle's diagnostic menu.
2
Perform a soft reset of the touchscreen by holding down both scroll buttons on the steering wheel until the Tesla logo appears.
3
Inspect vehicle software version and ensure it is up to date.
4
Review the vehicle's logs for any recurring issues or patterns related to the error message.
5
Check battery voltage and health status using the vehicle’s diagnostics.

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
•Smartphone
•Cleaning tools

Parts Required

•Replacement connectors

Related Faults

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Diagnostic Steps

1
Check for error codes using the Tesla mobile app or vehicle's diagnostic menu.
2
Perform a soft reset of the touchscreen by holding down both scroll buttons on the steering wheel until the Tesla logo appears.
3
Inspect vehicle software version and ensure it is up to date.
4
Review the vehicle's logs for any recurring issues or patterns related to the error message.
5
Check battery voltage and health status using the vehicle’s diagnostics.

Solution

1. Preparation

Ensure the vehicle is parked in a safe location.
Gather necessary tools and equipment.
Disconnect any external charging sources.

2. Update Software

Navigate to 'Software' on the vehicle's touchscreen.
Select 'Check for Updates' and follow prompts to install any available updates.
Wait for the update process to complete and the vehicle to reboot.

3. Reset Vehicle Systems

Power off the vehicle by selecting 'Power Off' from the touchscreen menu.
Allow the vehicle to remain off for at least 2 minutes.
Power on the vehicle by pressing the brake pedal and confirming the power status.

4. Inspect Hardware Components

Open the front trunk and check connections to the 12V battery.
Ensure all connectors to the main battery and electric motors are secure and free of corrosion.
If any connections appear loose or corroded, clean and reconnect them.

5. Consult Tesla Support

If the error persists, contact Tesla Service for a remote diagnostic or schedule an appointment for further inspection.
Provide them with any error codes or symptoms observed.