Fuel System Concerns - Odor

Check fuel delivery system. See TEST HC: FUEL DELIVERY SYSTEM under SYSTEM TESTS in SELF-DIAGNOSTICS - VILLAGER article.
Check EVAP system. See TEST HX: EVAPORATIVE EMISSION SYSTEM under SYSTEM TESTS in SELF-DIAGNOSTICS - VILLAGER article or EVAPORATIVE EMISSION SYSTEM TESTS in SYSTEM & COMPONENT TESTING - VILLAGER article.
Check PCV system. See TEST HG: POSITIVE CRANKCASE VENTILATION SYSTEM under SYSTEM TESTS in SELF-DIAGNOSTICS - VILLAGER article.