Persistent Fuel Smell in 2020 Toyota Camry
A constant gasoline odor inside or around the vehicle indicates a fuel leak or vapor escape, which poses a fire and health hazard. Immediate inspection is recommended.
Diagnosis Details
Possible Causes
Loose or damaged gas cap
Fuel injector leak or fuel line crack
Evaporative emission system (EVAP) component failure (e.g., purge valve stuck open, canister leak)
Fuel tank or filler neck damage
Related OBD-II Codes
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What You Should Do
Check and tighten the gas cap first.
If smell persists, inspect under hood and undercarriage for visible fuel leaks.
Have a mechanic perform a smoke test on the EVAP system and pressure test the fuel system.
Do not drive if leak is severe.
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.
