how to reset the Tesla Model S Original (2012-2020) computer system?

Tesla Model S Plaid/Refresh (2021-present)

Error Codes

15-30 minutes

Time

medium

Difficulty

medium

Severity

3 min read

408 words

Problem Statement

Learn how to reset the computer system of your Tesla Model S (2012-2020) to fix software issues. Step-by-step instructions for effective troubleshooting.

Affected Component

Electrical

Estimated Time

15-30 minutes

⚠️ Safety Warnings

Important safety information - read before proceeding

•Always ensure the vehicle is in 'Park' before starting the reset process.
•Be cautious when handling the battery terminals to avoid electrical shock.

Symptoms

•Screen freezes or becomes unresponsive
•Issues with navigation or infotainment system
•Error messages displayed on the dashboard
•Decreased performance of vehicle systems
•Bluetooth connectivity problems

Diagnostic Steps

1
Check if the touchscreen is responsive to taps and gestures.
2
Verify if the vehicle is connected to Wi-Fi for software updates.
3
Look for any error messages displayed on the dashboard.
4
Ensure the vehicle is in 'Park' mode before attempting the reset.
5
Confirm the vehicle’s software version is up to date.

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

•Socket wrench

Parts Required

•None required for reset process

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Diagnostic Steps

1
Check if the touchscreen is responsive to taps and gestures.
2
Verify if the vehicle is connected to Wi-Fi for software updates.
3
Look for any error messages displayed on the dashboard.
4
Ensure the vehicle is in 'Park' mode before attempting the reset.
5
Confirm the vehicle’s software version is up to date.

Solution

1. Preparation

Ensure the vehicle is parked in a safe location.
Make certain the vehicle's battery is adequately charged.
Have the vehicle’s key fob or mobile app ready for re-entry.

2. Soft Reset of Touchscreen

Press and hold both scroll wheels on the steering wheel.
Continue holding the scroll wheels for approximately 10 seconds.
Release the scroll wheels when the touchscreen goes black and the Tesla logo appears.
Wait for the system to reboot, which may take a minute.

3. Hard Reset (if necessary)

Locate the brake pedal and ensure the vehicle is in "Park."
Disconnect the 12V battery (if applicable) for 5-10 minutes:
- Open the front trunk and locate the 12V battery.
- Use a socket wrench to disconnect the negative terminal first, followed by the positive terminal.
- Wait for 5-10 minutes before reconnecting the terminals (positive first, then negative).
Close the front trunk and power on the vehicle.