Excessive Odors - Fuel, Emissions

Vehicle has excessive "rotten egg" smell. Raw fuel (gasoline) can be smelled. Excessive odors do not necessarily indicate excessive emissions.

POSSIBLE CAUSE ACTION


ECCS system malfunction. Computers and Control Systems



Faulty purge valve, liquid
fuel in carbon canister,
fuel tank vent system blocked or
poor seal on gas cap. Evaporative Emissions System



PCV valve stuck or
PCV hose blocked. Positive Crankcase Ventilation



Contaminated catalyst. Check for missing or worn
fuel fillpipe restrictor.



Excessive emissions. Emission Control Systems