Emission Control Systems: Application and ID

DISPLACEMENT 2.1 Liter (2056cc or 125cu.in.)
CYLINDERS Inline 4
ENGINE DESIGNATION [1] B21A1
EMISSION CERTIFICATIONS [2]
FEDERAL 45
CALIFORNIA 40
CANADA 47
FUEL SYSTEM [3] PGM SFI
DEVICES AND SYSTEMS:
EGR Exhaust Gas Recirculation System
EVAP Evaporative Emission Control System
PCV Positive Crankcase Ventilation System
PGM SFI Computerized Engine Controls
TWC Three Way Catalytic Converter

[1] The engine designation (first five digits of engine number) is located in the center RH side of engine block.
[2] The emission certification (sixth and seventh digit of engine number) is located in the center RH side of engine block.
[3] Programmed sequential multi-point fuel injection.