Emission Control Systems: Application and ID
SYSTEM FUNCTION
Positive Crankcase Ventilation (PCV) HC reduction
Evaporative Emission Control System (EVAP) HC reduction
Multiport Fuel Injection System (MFI) CO, HC, NOx reduction
Three-way Catalytic Convertor (TWC) CO, HC, NOx reduction
Exhaust Gas Recirculation System (EGR) NOx reduction