Emission System Application Chart

EMISSION CONTROL DEVICES AND SYSTEMS

TWC Three-Way Catalytic Converter
PCM Powertrain Control Module
MIL Malfunction Indicator Light
MFI Multipoint Fuel Injection
EGR Exhaust Gas Recirculation
EVAP Evaporative Emission Control
HO2S [1] Heated Oxygen Sensor
PCV Positive Crankcase Ventilation
DIL Distributorless Ignition
IATCS Intake Air Temperature Control System

[1] One upstream / One downstream