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General Information - Emission Control System: Overview Hyundai Elantra III facelift

Description

ComponentsFunctionRemarks
Crankcase Emission System
Positive Crankcase Ventilation (PCV) valveHC reductionVariable flow rate type
Evaporative Emission System
Evaporative emission canisterHC reduction
Purge Control Solenoid Valve (PCSV)HC reductionDuty control solenoid valve
Exhaust Emission System
MFI system (air-fuel mixture control device)CO, HC, NOx reductionHeated oxygen sensor feedback type
Three-way catalytic converterCO, HC, NOx reductionMonolithic type

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