Mitsubishi Montero Sport (2004+). Manual — part 126

AUTO-CRUISE CONTROL

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ENGINE AND EMISSION CONTROL

17-99

AUTO-CRUISE CONTROL

REMOVAL AND INSTALLATION

M1172001400337

<VACUUM PUMP>

AC004514

4.9 N·m
43 in-lb

4.9 N·m
43 in-lb

1.5 N·m
13 in-lb

14 N·m
122 in-lb

3

7

6

5

4

1

2

AB

REMOVAL STEPS

1.

VACUUM HOSE CONNECTION

2.

VACUUM PUMP CONNECTOR

3.

ACTUATOR BRACKET

4.

VACUUM PUMP ASSEMBLY

5.

DISTANCE PIECE

6.

RUBBER MOUNT

7.

PUMP BRACKET

REMOVAL STEPS (Continued)

AUTO-CRUISE CONTROL

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ENGINE AND EMISSION CONTROL

17-100

<SWITCHES, CONTROL UNIT AND SENSORS>

WARNING

Before removal of the air bag module, refer to GROUP 52B, SRS Service Precautions

P.52B-17

, and GROUP 52B, Air Bag Module and Clock Spring

P.52B-84

.

AC004515 AB

4.9 N·m
43 in-lb

13

10

11

9

8

12

CONTROL SWITCH REMOVAL
STEPS

•

AIR BAG MODULE (REFER TO
GROUP 52B, AIR BAG MODULE
AND CLOCK SPRING

P.52B-84

).

8.

AUTO-CRUISE CONTROL
SWITCH
CONTROL UNIT REMOVAL
STEPS

•

COWL SIDE TRIM (REFER TO
GROUP52A, TRIM

P.52A-41

).

9.

AUTO-CRUISE CONTROL-ECU

SENSOR REMOVAL STEPS

10. THROTTLE POSITION SENSOR

(REFER TO GROUP 13A,
THROTTLE POSITION SENSOR

P.13A-902

).

11. STOPLIGHT SWITCH (REFER TO

GROUP 35A, BRAKE PEDAL

P.35A-27

).

12. PARK/NEUTRAL POSITION

SWITCH (REFER TO GROUP
23B, TRANSMISSION

P.23B-19

).

13. VEHICLE SPEED SENSOR

AUTO-CRUISE CONTROL

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ENGINE AND EMISSION CONTROL

17-101

AUTO-CRUISE CONTROL SWITCH CHECK

M1172001500077

Measure the resistance between the terminals when each of
the "SET," "RESUM," "CANCEL" and "MAIN" switches is
pressed. If the values measured at the time correspond to
those in the table below, the resistance values are correct.

SWITCH
POSITION

RESISTANCE BETWEEN TERMINALS

"MAIN" switch
"OFF"

Terminals 1 and 2 Open circuit

"MAIN" switch
"ON"

Terminals 1 and 2 Approximately 3.9 k

Ω

"CANCEL" switch
ON

Terminals 2 and 3 Approximately 0

Ω

"RESUME"
switch ON

Terminals 2 and 3 Approximately 910

Ω

"SET" switch ON Terminals 2 and 3 Approximately 220

Ω

1 2 3

AC102096AB

OFF

OFF

OFF

OFF

ON

ON

ON

ON

CAN

MAIN

RES

SET

1

2

3

EMISSION CONTROL

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ENGINE AND EMISSION CONTROL

17-102

EMISSION CONTROL

GENERAL DESCRIPTION

M1173000100228

The emission control system consists of the fol-

lowing subsystems:

• Positive crankcase ventilation system

• Evaporative emission system

• Exhaust emission control system

DIAGNOSIS

M1173000700093

SPECIAL TOOLS

M1173000600115

SYMPTOM

PROBABLE CAUSE

REMEDY

Engine will not start or hard
to start

Vacuum hose disconnected or damaged Repair or replace
The EGR valve is not closed.

Repair or replace

Malfunction of the evaporative emission
purge solenoid

Repair or replace

Rough idle or engine stalls

The EGR valve is not closed.

Repair or replace

Vacuum hose disconnected or damaged. Repair or replace
Malfunction of the positive crankcase
ventilation valve

Replace

Malfunction of the purge control system

Check the system; If there is a
problem, check its component
parts.

Engine hesitates or poor
acceleration

Malfunction of the exhaust gas
recirculation system

Check the system; If there is a
problem, check its component
parts.

Excessive oil consumption

Positive crankcase ventilation line
clogged

Check positive crankcase
ventilation system

Poor fuel mileage

Malfunction of the exhaust gas
recirculation system

Check the system; If there is a
problem, check its component
parts.

TOOL

TOOL NUMBER AND
NAME

SUPERSESSION

APPLICATION

MD998770
Oxygen sensor wrench

MD998770-01 or General
service tool

Removal/installation of
heated oxygen sensor

MB995061
Purge flow indicator

MLR6890A

Inspection of purge
control system