Tesla Model 3 No Start - No Sound
The vehicle occasionally fails to start with no audible sounds, indicating a potential electrical or high-voltage system issue rather than a traditional starter problem.
Diagnosis Details
Possible Causes
12V battery failure or low charge
High-voltage battery contactor or isolation fault
Faulty low-voltage power distribution or BMS communication error
Related OBD-II Codes
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What You Should Do
Check 12V battery voltage and condition; if low, jump-start or replace.
If 12V is fine, perform a full power cycle (hold brake and both scroll wheels on steering wheel for 10 seconds).
If issue persists, schedule service for high-voltage system diagnostics.
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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.