Mitsubishi LANCER EVOLUTION-VII 2001, Technical Information Manual

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ENGINE -
Emission Control System
1-23
EMISSION CONTROL SYSTEM
The following improvements in the control details have been made to the system, which is basically
the same as the previous system used in the 4G63-DOHC-Turbocharger engine for the EVOLUTION- VI .
D
An electronically-controlled EGR system utilizing an EGR control solenoid valve has been adopted.
D
An electronically-controlled purge control system utilizing purge control solenoid valve has been adopted.
System Remarks
Evaporative emission control system Electronic control type
(Duty cycle type purge control solenoid valve)
Exaust gas recirculation (EGR) system Electronic control type
(Duty cycle type EGR control solenoid valve)
EMISSION CONTROL SYSTEM DIAGRAM
Check
valve
Canister
From
fuel
tank
Purge
control
solenoid
valve
Air
inlet
Oxygen
sensor
(front)
Fuel pressure
control
solenoid valve
Fuel
pressure
regurator
To fuel
tank
PCV valve
From fuel
pump
EGR
valve
Injector
EGR control
solenoid valve
Oxygen sensor (rear)
Three-way
catalytic converter