Fuel Smell in Hyundai Elantra 2019
A gasoline odor while driving or after refueling in a 2019 Hyundai Elantra typically indicates a fuel system leak or vapor issue. This poses a fire risk and requires prompt attention.
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, charcoal canister damage)
Fuel tank leak or damaged filler neck
Related OBD-II Codes
Not satisfied with this diagnosis?
Try Another DiagnosisWhat To Do Next
What You Should Do
Check and tighten the gas cap first.
If smell persists, inspect under hood and under car for visible fuel leaks.
Do not drive if leak is significant.
Have a mechanic perform a fuel system pressure test and EVAP smoke test to locate the source.
Related Repairs
Share this diagnosis
Help others with similar symptoms
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.
