Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2018 Tesla Model 3 BaseFACTORY OEM SERVICE PROCEDURE
Enable Service Mode Via Vehicle Touchscreen
- On the vehicle touchscreen, touch CONTROLS (vehicle icon) > SOFTWARE
.NOTE: An image of the vehicle and badge is displayed.
- Touch and hold the large word "MODEL" for 2 seconds, and then release.
- Use the on screen keyboard to type "service" into the access code field, and then touch OK
.NOTE: The touchscreen is overlaid with the words "SERVICE MODE" in red. Newer firmware versions have a red border around the edges of the touchscreen UI.
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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