how to reset the check engine light on Tesla Model 3 Original (2017-2023)

Tesla Model 3 Highland (2024-present)

15-30 minutes

Time

easy

Difficulty

medium

Severity

2 min read

352 words

Problem Statement

Learn how to reset the check engine light on Tesla Model 3 (2017-2023). Step-by-step guide with diagnostic procedures and reset instructions.

Affected Component

Electrical

Estimated Time

15-30 minutes

Important safety information - read before proceeding

•Ensure the vehicle is stationary and in 'Park' before attempting to reset any alerts.

1
Verify the Issue: Confirm that the check engine light is indeed on by checking the vehicle's instrument panel.
2
Check for Error Codes: Use the Tesla app or onboard diagnostics to view any error codes associated with the check engine light.
3
Inspect Vehicle Status: Ensure that there are no other significant alerts or warnings displayed on the dashboard.

After completing the repair, verify that the issue has been resolved:

To prevent this issue from occurring again:

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Diagnostic Steps

1
Verify the Issue: Confirm that the check engine light is indeed on by checking the vehicle's instrument panel.
2
Check for Error Codes: Use the Tesla app or onboard diagnostics to view any error codes associated with the check engine light.
3
Inspect Vehicle Status: Ensure that there are no other significant alerts or warnings displayed on the dashboard.

Solution

1. Preparation

2. Resetting the Check Engine Light

Access the Vehicle Controls:
- Enter the vehicle, ensuring that it is in "Park."
- Go to the touchscreen display.
Open the App or Use Touchscreen:
- If using the app, navigate to the "Service" section.
- If using the touchscreen, tap on "Service" then select “Reset” or "Clear Alerts."
Confirm the Reset:
- Follow the on-screen prompts to confirm resetting the check engine light.
- Wait for the system to process the reset command.
Monitor for Recurrence:
- After resetting, drive the vehicle for a short distance and observe if the check engine light re-illuminates.