Mitsubishi Colt Ralliart. Manual — part 128

ENGINE CONTROL

ENGINE AND EMISSION CONTROL

17-3

INSTALLATION SERVICE POINT
>>A<< ACCELERATOR PEDAL ARM
STOPPER INSTALLATION

AC600413AB

Accelerator
pedal arm
stopper

Stud bolt

Body
bracket

1. Insert the accelerator pedal arm stopper straight

into the stud bolt of the floor.

2. Install the accelerator pedal arm stopper securely

by turning it clockwise until its underside contacts
with the body bracket as shown in the figure.

3. After the installation, slightly pull the accelerator

pedal arm stopper by hand to check that it cannot
be removed easily (appropriate holding power:
100N or more).

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EMISSION CONTROL

ENGINE AND EMISSION CONTROL

17-4

EMISSION CONTROL

GENERAL INFORMATION

M1173000100938

The emission control system consists of the following
subsystems:

• Crankcase emission control system

• Evaporative emission control system

•

Items

Name

Specification

Crankcase emission control
system

Positive crankcase ventilation (PCV)
valve

Variable flow type
(Purpose: HC reduction)

Evaporative emission control
system

Canister
Purge control solenoid valve

Equipped
Duty cycle type solenoid
valve
(Purpose: HC reduction)

Exhaust emission control
system

Air-fuel ratio control device - MPI system Oxygen sensor feedback

type (Purpose: CO, HC, NOx
reduction)

Exhaust gas recirculation system
<4A9-CVT>

• EGR valve

Equipped
Stepper motor type
(Purpose: NOx reduction)

Catalytic converter

Monolith type
(Purpose: CO, HC, NOx
reduction)

Exhaust emission control system

EMISSION CONTROL DEVICE
REFERENCE TABLE

M1173006600458

Related parts

Crankcase
emission
control
system

Evaporative
emission
control
system

Air/fuel ratio
control
system

Catalytic
converter

Exhaust gas
recirculation
system

PCV valve

×

Purge control solenoid valve

×

MPI system component

×

×

Catalytic converter

×

EGR valve (stepper motor)
<4A9-CVT>

×

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EMISSION CONTROL

ENGINE AND EMISSION CONTROL

17-5

SERVICE SPECIFICATIONS

M1173000300772

Items

Standard value

Purge control solenoid valve coil resistance (at 20

°C) Ω

30

− 34

EGR valve coil resistance (at 20

°C) Ω <4A9-CVT>

20

− 24

SPECIAL TOOL

M1173000600557

Tool

Number

Name

Use

MB991658

MD991658

Test harness

EGR valve (stepper motor) check
<4A9-CVT>

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EMISSION CONTROL

ENGINE AND EMISSION CONTROL

17-6

VACUUM HOSE

VACUUM HOSE PIPING DIAGRAM

M1173000900956

<4A9>

AK402829

Oxygen sensor (front)

Oxygen sensor (rear)

Air
inlet

EGR valve
(stepper motor)
<CVT>

Canister

Purge control
solenoid valve

Injector

PCV valve

AC

Catalytic converter

From
fuel pump

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