Persistent Fuel Smell in Subaru Outback
A constant gasoline odor in a 2020 Subaru Outback indicates a fuel system leak or vapor issue that requires immediate attention due to fire and health risks.
Diagnosis Details
Possible Causes
Loose or damaged gas cap
Fuel injector leak or O-ring failure
Cracked fuel line or fuel tank leak
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 for fuel leaks around injectors and fuel rail.
Look for puddles under the car.
Do not drive if leak is severe; have the vehicle towed to a mechanic for pressure testing and repair.
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.