Mitsubishi Pajero Pinin. Manual - part 10

 

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Mitsubishi Pajero Pinin. Manual - part 10

 

 

ENGINE

<4G9-GDI>

Click on the applicable bookmark to selected the required model year

11A-1

ENGINE

<4G9-GDI>

CONTENTS

GENERAL INFORMATION

2

. . . . . . . . . . . . . . . . . . 

SERVICE SPECIFICATIONS

2

. . . . . . . . . . . . . . . . . 

SEALANTS

3

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

SPECIAL TOOLS

4

. . . . . . . . . . . . . . . . . . . . . . . . . . . 

ON-VEHICLE SERVICE

6

. . . . . . . . . . . . . . . . . . . . . 

Drive Belt Tension Check and Adjustment

6

. . . . . . 

Ignition Timing Check

9

. . . . . . . . . . . . . . . . . . . . . . . . . 

Idle Speed Check

10

. . . . . . . . . . . . . . . . . . . . . . . . . . . 

Idle Mixture Check

10

. . . . . . . . . . . . . . . . . . . . . . . . . . 

Compression Pressure Check

11

. . . . . . . . . . . . . . . . . 

Manifold Vacuum Check

12

. . . . . . . . . . . . . . . . . . . . . 

Lash Adjuster Check

13

. . . . . . . . . . . . . . . . . . . . . . . . 

CRANKSHAFT PULLEY

16

. . . . . . . . . . . . . . . . . . . 

CAMSHAFT AND CAMSHAFT OIL SEAL

17

. . . 

OIL PAN

21

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

CRANKSHAFT OIL SEAL

23

. . . . . . . . . . . . . . . . . . 

CYLINDER HEAD GASKET

25

. . . . . . . . . . . . . . . . 

TIMING BELT

28

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

ENGINE ASSEMBLY

33

. . . . . . . . . . . . . . . . . . . . . . 

ENGINE <4G9-GDI> – 

General Information/Service Specifications

11A-2

GENERAL INFORMATION

Items

4G93-GDI

Total displacement m

ȏ

1,834

Bore 

×

 Stroke mm

81

×

89

Compression ratio

12.0

Combustion chamber

Pentroof + ball-in-piston

Camshaft arrangement

DOHC

Number of valve

Intake

8

Exhaust

8

Valve timing

Intake

Opening

BTDC 15

_

Closing

ABDC 56

_

Exhaust

Opening

BBDC 55

_

Closing

ATDC 15

_

Fuel system

Electronically controlled multipoint fuel injection

Rocker arm

Roller type

Auto-lash adjuster

Equipped

SERVICE SPECIFICATIONS

Items

Standard value

Limit

Alternator drive belt tension 
(When checked)

Vibration frequency Hz

143  –  185

(When checked)

Tension N

294  –  490

Deflection (Reference value) mm

9.7  – 12.9

Alternator drive belt tension 
(When adjusted)

Vibration frequency Hz

155  –  175

(When adjusted)

Tension N

343  –  441

Deflection (Reference value) mm

10.5  – 12.0

Alternator drive belt tension 
(When replaced)

Vibration frequency Hz

203  –  234

(When replaced)

Tension N

588  –  784

Deflection (Reference value) mm

6.7  – 8.5

ENGINE <4G9-GDI> – 

Service Specifications/Sealants

11A-3

Items

Limit

Standard value

Power steering oil pump and
A/C compressor drive belt

Vibration frequency Hz

114  –  139

A/C compressor drive belt
tension (When checked)

Tension N

392  –  588

(

)

Deflection (Reference value) mm

10.0  – 12.0

Power steering oil pump and
A/C compressor drive belt

Vibration frequency Hz

121  –  133

A/C compressor drive belt
tension (When adjusted)

Tension N

441  –  539

(

j

)

Deflection (Reference value) mm

10.0  – 11.0

Power steering oil pump and
A/C compressor drive belt

Vibration frequency Hz

145  –  166

A/C compressor drive belt
tension (When replaced)

Tension N

637  –  834

(

)

Deflection (Reference value) mm

7.0  – 9.0

Basic ignition timing

5

_

 BTDC 

±

 3

_

Ignition timing

Approx. 16

_

BTDC*

1

Idle speed r/min

600

±

 50*

1

CO contents %

0.6 or less

HC contents ppm

200 or less

Compression pressure kPa – r/min

1,720 – 300

1,337 – 300

Compression pressure difference of all cylinder kPa

Max. 100

Intake manifold vacuum kPa

Min. 60*

2

Cylinder head bolt shank length mm

96.4

Auto-tensioner push rod movement mm

Within 1

Timing belt tension torque Nm (Reference value)

2.5 – 4.0

Auto-tensioner rod protrusion amount mm

3.8 – 4.5

NOTE

*

1

: Indicates the value measured within 4 minutes since the engine was started.

*

2

: Indicates the value when more than 4 minutes have passed since the engine was started.

SEALANTS

Items

Specified sealants

Remarks

Beam camshaft cap
Cylinder head

3M ATD Part No.8660 or equivalent

Cam position sensor support
Oil pan

MITSUBISHI GENUINE PART
MD970389 or equivalent

Semi-drying sealant

Thrust case
Flywheel or drive plate bolt

3M Stud Locking 4170 or equivalent

 

 

 

 

 

 

 

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