Mitsubishi Outlander GS45X. Manual — part 519

INTAKE AND EXHAUST DIAGNOSIS

TSB Revision

INTAKE AND EXHAUST

15-3

SYMPTOM CHART

M1151007100373

SYMPTOM PROCEDURES

Inspection Procedure 1: Exhaust Leakage

DIAGNOSIS

STEP 1. Start the engine. Have an assistant stay
in the driver’s seat. Raise the vehicle on a hoist.
Have the assistant rev the engine while
searching for exhaust leaks.

Q: Is the exhaust leaking?

YES :

Go to Step 2.

NO :

The procedure is complete.

STEP 2. Check the gasket for cracks, damage.

Q: Is the gasket damaged?

YES :

Replace the gasket, then go to Step 1.

NO :

Go to Step 3.

STEP 3. Check for loosening in each coupling
section.

Q: Is there any loosening in any section?

YES :

Tighten, then go to Step 1.

NO :

There is no action to be taken.

Inspection Procedure 2: Abnormal Noise

DIAGNOSIS

STEP 1. Start the engine. Have an assistant stay
in the drivers seat. Raise the vehicle on a hoist.
Have the assistant rev the engine while
searching for exhaust leaks.

Q: Is any abnormal noise generated?

YES :

Go to Step 2.

NO :

The procedure is complete.

STEP 2. Check for missing parts in the muffler.
Tap the muffler lightly to check for loose baffles,
etc.

Q: Are there any missing parts in the muffler?

YES :

Replace, then go to Step 1.

NO :

Go to Step 3.

STEP 3. Check the hanger for cracks.

Q: Is the hanger cracked?

YES :

Replace, then go to Step 1.

NO :

Go to Step 4.

STEP 4. Check for interference of the pipes and
muffler with the body.

Q: Are the pipes and muffler interfering with the

body?
YES :

Repair, then go to Step 1.

NO :

Go to Step 5.

STEP 5. Check the heat protectors.

Q: Are any heat protectors loose or damaged?

YES :

Tighten or replace, then go to Step 1.

NO :

Go to Step 6.

STEP 6. Check the pipes and muffler for damage.

Q: Are the pipes and muffler damaged?

YES :

Replace, then go to Step 1.

NO :

There is no action to be taken.

Symptom

Inspection procedure

Reference page

Exhaust leakage

1

P.15-3

Abnormal noise

2

P.15-3

AIR CLEANER

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INTAKE AND EXHAUST

15-4

AIR CLEANER

REMOVAL AND INSTALLATION <2.4L ENGINE>

M1151002102448

AC709727

4

3

5

8

7

6

9

1

2

10

11

AB

3.9 ± 1.0 N·m
35 ± 8 in-lb

1.5 ± 0.3 N·m
13 ± 3 in-lb

11 ± 1 N·m
98 ± 8 in-lb

11 ± 1 N·m
98 ± 8 in-lb

3.9 ± 1.0 N·m
35 ± 8 in-lb

11 ± 1 N·m
98 ± 8 in-lb

8.8 ± 1.0 N·m
78 ± 9 in-lb

Removal steps

1.

Air cleaner element

2.

Air cleaner intake duct

3.

Breather hose connection

4.

Air cleaner resonator

5.

Air cleaner intake hose

6.

Vacuum hose connection

7.

Mass airflow sensor connector
connection

8.

Mass airflow sensor

9.

Air cleaner cover

10. Air cleaner body
•

Engine control module [Refer to
GROUP 13A, Engine Control
Module (ECM)

P.13A-899

]

11. Air cleaner bracket

Removal steps (Continued)

AIR CLEANER

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INTAKE AND EXHAUST

15-5

REMOVAL AND INSTALLATION <3.0L ENGINE>

M1151002102459

INSTALLATION SERVICE POINT

.

>>A<< NIPPLE INSTALLATION

CAUTION

Securely install the nipple to the air cleaner to throttle
body duct.

AC703706

1

2

3

4

5

7

8

9

10

3.9 ± 1.0 N·m
35 ± 8 in-lb

3.9 ± 1.0 N·m
35 ± 8 in-lb

9.5 ± 3.5 N·m
84 ± 31 in-lb

9.5 ± 3.5 N·m
84 ± 31 in-lb

7.0 ± 3.0 N·m
62 ± 27 in-lb

1.8 ± 0.6 N·m
16 ± 5 in-lb

6

AB

Removal steps

1.

Air cleaner intake duct

2.

Mass airflow sensor connector
connection

3.

Mass airflow sensor

4.

Air cleaner body

5.

Air cleaner element

6.

Breather hose connection

>>A<<

7.

Nipple

8.

Air cleaner to throttle body duct

•

Engine control module [Refer to
GROUP 13B, Engine Control
Module (ECM)

P.13B-903

]

9.

Air cleaner cover

10. Air cleaner bracket

Removal steps (Continued)

INTAKE MANIFOLD PLENUM <3.0L ENGINE>

TSB Revision

INTAKE AND EXHAUST

15-6

INTAKE MANIFOLD PLENUM <3.0L ENGINE>

REMOVAL AND INSTALLATION

M1151002700552

Pre-removal Operation
• Engine Coolant Draining (Refer to GROUP 14, On-vehicle

Service

− Engine Coolant Change

P.14-26

).

• Engine Cover Removal (Refer to GROUP 16, Ignition

System

− Ignition Coil

P.16-49

).

• Strut Tower Bar Removal (Refer to GROUP 42A, Strut

Tower Bar

P.42A-12

).

• Air Cleaner Assembly Removal (Refer to

P.15-5

).

• Throttle Body Assembly Removal (Refer to GROUP 13B,

Throttle Body

P.13B-901

).

Post-installation Operation
• Throttle Body Assembly Installation (Refer to GROUP

13B, Throttle Body

P.13B-901

).

• Air Cleaner Assembly Installation (Refer to

P.15-5

).

• Strut Tower Bar Installation (Refer to GROUP 42A, Strut

Tower Bar

P.42A-12

).

• Engine Cover Installation (Refer to GROUP 16, Ignition

System

− Ignition Coil

P.16-49

).

• Engine Coolant Refilling (Refer to GROUP 14, On-vehicle

Service

− Engine Coolant Change

P.14-26

).

AC809104AB

1

10

9

8

7

6

5

11

4

3

2

N

N

Apply new engine oil
to the O-ring before
installation.

11 ± 1 N·m
97 ± 8 in-lb

23 ± 6 N·m
17 ± 4 ft-lb

11 ± 1 N·m
97 ± 8 in-lb

23 ± 6 N·m
17 ± 4 ft-lb

9.5 ± 2.5 N·m
84 ± 22 in-lb

9.5 ± 2.5 N·m
84 ± 22 in-lb

5.5 ± 1.5 N·m
49 ± 13 in-lb

5.0 ± 1.0 N·m
44 ± 8 in-lb

Removal steps

1.

Manifold absolute pressure sensor
connector

>>

A

<< 2.

Manifold absolute pressure sensor

3.

O-ring

4.

Evaporative emission purge
solenoid connector

5.

Purge hose connection

6.

Evaporative emission purge
solenoid

7.

O-ring

8.

Control wiring harness connection

9.

Right bank knock sensor connector

10. Left bank knock sensor connector
11. Control wiring harness and injector

wiring harness combination
connector

Removal steps (Continued)