EMISSION CONTROL SYSTEMS

Remark: *For inspection and repair of the MFl system,refer to the MFI section this manual.

PREPARATIONSST (SPECIAL SERVICE TOOLS)

SSM (SPECIAL SERVICE MATERIALS)08833–00070 Adhesive 1324,

THREE BOND 1324 or equivalent

Regulates all engine conditions for reductionof exhaust emissions.

RECOMMENDED TOOLS

SYSTEM PURPOSE

09082–00015 TOYOTA Electrical Tester

09843–18024 Diagnosis Check Wire

Fuel evaporative emission control

Three –way catalytic converter

Pulsed secondary air injection

Positive crankcase ventilation Reduces blow–by gas (HC)

Reduces HC CO and NOx

Multiport fuel injection *

EQUIPMENT

Exhaust gas recirculation

Reduces evaporative HC

Reduces HC and CO

Torque wrench

Vacuum gauge

Thermometer

Tachometer

Reduces NOx

Abbreviation Purpose

TVV

Heater

System

EVAP

PAIR

TWC

PCV

MFI

EG R

TVV

TVV

–ENGINE EMISSION CONTROL SYSTEMSEG1–81