how to reset my Tesla Model 3 Original (2017-2023) after it won't power on

Tesla Model 3 Highland (2024-present)

Error Codes

15-30 minutes

Time

medium

Difficulty

high

Severity

3 min read

500 words

⚠️ Safety Warning

This issue requires immediate attention. If you are not experienced with automotive repairs, consult a professional mechanic. Working on critical systems can be dangerous.

Problem Statement

Learn how to reset your Tesla Model 3 (2017-2023) when it won't power on. Step-by-step guide for diagnosing and restoring functionality.

Affected Component

Electrical

Estimated Time

15-30 minutes

⚠️ Safety Warnings

Important safety information - read before proceeding

•Ensure the vehicle is on a level surface and in 'Park' before performing any resets.

Symptoms

•No response when pressing the brake pedal or power button
•Screen remains black with no display
•No sounds or lights when attempting to start
•Unable to engage gear selection
•Dashboard indicators not illuminating

Diagnostic Steps

1
Verify that the vehicle is charged and that the charging cable is properly connected.
2
Check for any visible signs of damage or corrosion on the battery terminals.
3
Attempt to power on the vehicle by pressing and holding the brake pedal and the power button simultaneously.
4
If unresponsive, perform a hard reset by pressing the scroll wheels on the steering wheel for 10 seconds.
5
Inspect the 12V battery status using the Tesla app, if accessible.

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

•Ensure the car is in a safe, flat area to avoid rolling.
•Have the Tesla mobile app available for additional diagnostics if needed.

Parts Required

•None required for the reset.

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Diagnostic Steps

1
Verify that the vehicle is charged and that the charging cable is properly connected.
2
Check for any visible signs of damage or corrosion on the battery terminals.
3
Attempt to power on the vehicle by pressing and holding the brake pedal and the power button simultaneously.
4
If unresponsive, perform a hard reset by pressing the scroll wheels on the steering wheel for 10 seconds.
5
Inspect the 12V battery status using the Tesla app, if accessible.

Solution

1. Preparation

Tools Required: None required for resetting.
Ensure the car is in a safe, flat area to avoid rolling.
Have the Tesla mobile app available for additional diagnostics if needed.

2. Power Cycle the Vehicle

Step 1: Ensure the vehicle is in "Park."
Step 2: With the vehicle in Park, press and hold the brake pedal.
Step 3: While holding the brake pedal, press and hold the power button on the steering wheel for 5-10 seconds.
Step 4: Release both the brake pedal and the power button when the screen turns off and then back on.

3. Perform a Hard Reset

Step 1: If the vehicle remains unresponsive, locate the two scroll wheels on the steering wheel.
Step 2: Press and hold both scroll wheels for approximately 10 seconds until the Tesla logo appears on the screen.
Step 3: Wait for the reboot to complete and check if the vehicle powers on.

4. Verify Battery Health

Step 1: Open the Tesla mobile app and navigate to the battery status section.
Step 2: Check for any alerts regarding battery health and ensure it is adequately charged.
Step 3: If the 12V battery is low, connect the vehicle to a charger to recharge.