Reduces blow–by gas (HC)
Reduces evaporative H C
Reduces NOx
Reduces HC and CO
Reduces HC, CO and NOx
Regulates all engine conditions for reduction of
exhaust emissions.
Remark: For inspection and repair of the MFI system, refer to the MFI section of this manual.
Positive crankcase ventilation
Evaporative emission control
Exhaust gas recirculation
Pulsed secondary air injection
Three–way catalytic converter
Multiport fuel injection*
EMISSION CONTROL SYSTEMS
PREPARATION
RECOMMENDED TOOLS
SYSTEM PURPOSE
PCV
EVAP
EGR
PAIR
TWC
MFI
09082–00015 TOYOTA Electrical Tester
09258–00030 Hose Plug Set
EQUIPMENT
Torque wrench
Vacuum gauge
Abbreviation Purpose
System
–ENGINE EMISSION CONTROL SYSTEMS
EG2–141
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