how do I clear the check engine light on Tesla Model S Original (2012-2020)

Tesla Model S Plaid/Refresh (2021-present)

Error Codes

0.5 hours

Time

easy

Difficulty

medium

Severity

2 min read

376 words

Problem Statement

Learn how to clear the check engine light on Tesla Model S (2012-2020). Step-by-step guide with diagnostic procedures and monitoring tips.

Affected Component

Electrical

Estimated Time

0.5 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Ensure the vehicle is stationary and in a safe environment before performing any diagnostics.

Symptoms

•Check engine light illuminated on the dashboard
•Potential performance issues (e.g., reduced power or efficiency)
•No specific sounds or smells, as Tesla operates quietly
•Unusual notifications on the vehicle display

Diagnostic Steps

1
Access the vehicle's software interface to view alerts and notifications.
2
Use the Tesla app to check for any diagnostic trouble codes (DTCs).
3
Review any recent service or maintenance records for related issues.
4
If necessary, conduct a full system diagnosis using Tesla's onboard diagnostics.
5
Determine if the issue is transient or requires immediate attention based on DTCs.

Solution

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

•Tesla app
•Vehicle touchscreen

Parts Required

•None for clearing the check engine light

Related Faults

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Diagnostic Steps

1
Access the vehicle's software interface to view alerts and notifications.
2
Use the Tesla app to check for any diagnostic trouble codes (DTCs).
3
Review any recent service or maintenance records for related issues.
4
If necessary, conduct a full system diagnosis using Tesla's onboard diagnostics.
5
Determine if the issue is transient or requires immediate attention based on DTCs.

Solution

1. Preparation

Ensure the vehicle is parked on a level surface.
Make sure the vehicle is in "Park" mode.
Confirm that you have access to the Tesla app or the vehicle's touchscreen.

2. Retrieve Diagnostic Codes

Navigate to the "Service" menu on the touchscreen.
Select "Diagnostics" to view any active or historical DTCs.
Take note of any codes for further action.

3. Clear the Check Engine Light

If the issue is resolved, return to the "Diagnostics" section.
Select the option to "Clear DTCs" or "Reset Faults."
Confirm the action when prompted.

4. Monitor the Vehicle

After clearing the codes, monitor the vehicle for any reoccurrence of the check engine light.
Perform a short test drive to ensure that the light does not illuminate again.