Fuel Smell in Subaru Outback
A gasoline odor while driving or after refueling in a 2020 Subaru Outback typically indicates a fuel system leak or vapor issue. This can be dangerous due to fire risk and should be addressed promptly.
Diagnosis Details
Possible Causes
Loose or missing gas cap
Fuel injector leak or fuel line crack
Evaporative emission (EVAP) system leak (e.g., purge valve stuck open, canister damage)
Fuel tank or filler neck damage
Related OBD-II Codes
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What You Should Do
Check the gas cap first: ensure it is tight and not damaged.
If the smell persists, inspect under the hood and under the car for visible fuel leaks.
Avoid smoking or open flames.
Have a mechanic perform a fuel system pressure test and EVAP smoke test to locate the leak.
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.
