Tesla Model 3 2020 - Vehicle Won't Move (Cold Start)
The vehicle is unable to move when the engine (motor) is cold. This could indicate a high-voltage battery or drive unit issue, a software fault, or a safety system engagement preventing movement.
Diagnosis Details
Possible Causes
Low 12V battery or high-voltage battery thermal management issue preventing drive engagement in cold conditions.
Drive unit or inverter fault due to cold temperature sensor malfunction or internal failure.
Software glitch or safety system (e.g., parking brake stuck, door/seat sensor fault) preventing shift into drive.
Related OBD-II Codes
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What You Should Do
Check the touchscreen for warning messages.
Try a full reboot (hold both scroll wheels on steering wheel until screen restarts).
Verify 12V battery voltage (should be >12.4V).
If issue persists, schedule service with Tesla for diagnostic scan of drive unit, battery, and software systems.
Related Repairs
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Disclaimer: This AI-generated diagnosis is for informational reference only. Always consult a qualified mechanic for an in-person inspection. AutOwner is not responsible for decisions made based on this information.