Emission Control Systems: Application and ID

CAT Three-Way Catalytic Converter
CEC Computerized Engine Controls
EFI Electronic Fuel Injection
EGR Exhaust Gas Recirculation System
EVAP Evaporative Emission Control System
FR Fillpipe Restrictor
O2S Oxygen Sensor
PCV Positive Crankcase Ventilation System
MIL Malfunction Indicator Lamp
SPK Spark Controls