how to fix my Tesla Model S Plaid/Refresh (2021-present) that won't start at all

Solution

1. Preparation

• Gather necessary tools and ensure the vehicle is parked safely.
• Ensure that you have access to another vehicle for jump-starting if needed.
• Make sure the key fob battery is functional.

2. Charge the Battery

• If the battery is depleted:
  1. Connect the Tesla to a Level 2 charger or Supercharger.
  2. Allow the vehicle to charge for at least 30 minutes.
  3. Monitor the charging status on the touchscreen to confirm it's receiving power.

3. Replace the Key Fob Battery

• If the key fob is non-responsive:
  1. Open the key fob using a small flathead screwdriver.
  2. Replace the CR2032 battery with a new one, ensuring correct polarity.
  3. Close the key fob securely.

4. Perform a Hard Reset

• If the touchscreen is unresponsive:
  1. While seated in the driver's seat, press and hold both scroll wheels on the steering wheel.
  2. Simultaneously press and hold the brake pedal.
  3. Keep holding until the touchscreen powers off and reboots.

5. Inspect and Reset the 12V Battery

• If issues persist:
  1. Open the frunk and locate the 12V battery.
  2. Disconnect the negative terminal using a socket wrench (10mm).
  3. Wait for at least 5 minutes before reconnecting the terminal.
  4. Tighten the terminal securely and check for corrosion.