how to fix Tesla Model S Original (2012-2020) that won't update software

Tesla Model S Plaid/Refresh (2021-present)

Error Codes

1-2 hours

Time

medium

Difficulty

medium

Severity

3 min read

467 words

Problem Statement

Learn how to troubleshoot and fix software update issues in Tesla Model S (2012-2020). Step-by-step guide with diagnostic procedures and solutions.

Affected Component

Electrical

Estimated Time

1-2 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Ensure the vehicle is parked in a safe location during troubleshooting and updates.

Symptoms

•Software update failed message displayed
•Inability to access new features or improvements
•Vehicle performance issues due to outdated software
•Reduced functionality of systems reliant on software updates
•Unresponsive touchscreen during update attempts

Diagnostic Steps

1
Check the vehicle's internet connectivity via Wi-Fi or LTE.
2
Inspect the vehicle's software version through the settings menu.
3
Verify if the software update is available for the vehicle model.
4
Restart the vehicle's touchscreen by holding down both scroll wheels for 10 seconds.
5
Check for any error messages or warnings displayed on the dashboard.
6
Ensure that the car is parked and plugged in, with sufficient battery charge for updates.

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

•Smartphone with Tesla app

Parts Required

•None, as this issue generally does not require replacement parts.

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Diagnostic Steps

1
Check the vehicle's internet connectivity via Wi-Fi or LTE.
2
Inspect the vehicle's software version through the settings menu.
3
Verify if the software update is available for the vehicle model.
4
Restart the vehicle's touchscreen by holding down both scroll wheels for 10 seconds.
5
Check for any error messages or warnings displayed on the dashboard.
6
Ensure that the car is parked and plugged in, with sufficient battery charge for updates.

Solution

1. Preparation

Ensure the vehicle is parked in a location with strong Wi-Fi signal.
Confirm that the car is connected to a power source.
Gather necessary tools: smartphone with the Tesla app, Wi-Fi network information.

2. Check Internet Connection

Go to the ‘Controls’ menu on the touchscreen.
Select ‘Wi-Fi’ and ensure it is connected to a stable network.
If using LTE, ensure that the signal is strong. If weak, switch to a better Wi-Fi network.

3. Force Software Update

Navigate to ‘Software’ in the ‘Controls’ menu.
If an update is available, tap ‘Install Now’ to initiate the update.
If not, tap ‘Check for Updates’ to see if it prompts a new update.

4. Restart the Vehicle

Press and hold both scroll wheels on the steering wheel until the touchscreen turns black and the Tesla logo appears (approximately 10 seconds).
Allow the vehicle to restart completely before attempting to check for updates again.

5. Contact Tesla Support

If the vehicle still does not update, contact Tesla Support through the Tesla app or website for further assistance.
Provide them with the vehicle VIN and details of the issue for troubleshooting.