Mitsubishi L200. Manual — part 18

11-1

GROUP 11

ENGINE

CONTENTS

ENGINE MECHANICAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

11A

ENGINE OVERHAUL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

11B

11A-1

GROUP 11A

ENGINE

MECHANICAL

CONTENTS

GENERAL INFORMATION . . . . . . . .

11A-2

SERVICE SPECIFICATIONS. . . . . . .

11A-2

SEALANTS AND ADHESIVES . . . . .

11A-3

SPECIAL TOOLS. . . . . . . . . . . . . . . .

11A-4

ON-VEHICLE SERVICE. . . . . . . . . . .

11A-7

ALTERNATOR AND POWER STEERING OIL PUMP
DRIVE BELT TENSION CHECK AND ADJUSTMENT

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

11A-7

A/C COMPRESSOR DRIVE BELT TENSION CHECK
AND ADJUSTMENT . . . . . . . . . . . . . . . . . .

11A-7

AUTO-TENSIONER CHECK . . . . . . . . . . .

11A-9

VALVE CLEARANCE CHECK AND ADJUSTMENT

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

11A-12

IDLE SPEED CHECK . . . . . . . . . . . . . . . . .

11A-13

COMPRESSION PRESSURE CHECK. . . .

11A-14

TIMING BELT B TENSION ADJUSTMENT

11A-15

CRANKSHAFT PULLEY . . . . . . . . . .

11A-17

CRANKSHAFT PULLEY REMOVAL AND
INSTALLATION. . . . . . . . . . . . . . . . . . . . . .

11A-17

CAMSHAFT AND VALVE STEM SEAL

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

11A-20

CAMSHAFT AND VALVE STEM SEAL REMOVAL
AND INSTALLATION . . . . . . . . . . . . . . . . .

11A-20

OIL PAN AND OIL STRAINER. . . . . .

11A-27

OIL PAN AND OIL STRAINER REMOVAL AND
INSTALLATION <2WD (except high rider)>

11A-27

OIL PAN AND OIL STRAINER REMOVAL AND
INSTALLATION <2WD (high rider) and 4WD>

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

11A-30

OIL PAN AND OIL STRAINER INSPECTION

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

11A-32

CRANKSHAFT OIL SEAL . . . . . . . . .

11A-33

CRANKSHAFT OIL SEAL REMOVAL AND
INSTALLATION <M/T> . . . . . . . . . . . . . . . .

11A-33

CRANKSHAFT OIL SEAL REMOVAL AND
INSTALLATION <A/T> . . . . . . . . . . . . . . . .

11A-36

CYLINDER HEAD GASKET . . . . . . . .

11A-39

CYLINDER HEAD GASKET REMOVAL AND
INSTALLATION . . . . . . . . . . . . . . . . . . . . . .

11A-39

TIMING BELT . . . . . . . . . . . . . . . . . . .

11A-43

TIMING BELT REMOVAL AND INSTALLATION

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

11A-43

VACUUM PUMP . . . . . . . . . . . . . . . . .

11A-50

VACUUM PUMP REMOVAL AND INSTALLATION

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

11A-50

ENGINE ASSEMBLY . . . . . . . . . . . . .

11A-52

ENGINE ASSEMBLY REMOVAL AND INSTALLATION

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

11A-52

GENERAL INFORMATION

ENGINE MECHANICAL

11A-2

GENERAL INFORMATION

M1111000102222

Item

Euro 5

Except Euro 5

Total displacement mL

2,477

Bore

× Stroke mm

91.1

× 95.0

Compression ratio

16.5

17

Combustion chamber

Direct injection type

Camshaft arrangement

DOHC

Number of valve

Inlet

8

Exhaust

8

Valve timing

Inlet

Opening

BTDC 13

°

BTDC 20

°

Closing

ABDC 30

°

ABDC 40

°

Exhaust

Opening

BBDC 38

°

Closing

ATDC 22

°

Fuel system

Common rail fuel injection

Rocker arm

Double roller type

SERVICE SPECIFICATIONS

M1111000302118

Item

Standard value

Limit

A/C compressor drive belt tension
(When checked)

Vibration frequency Hz

222.5

− 251.0

−

Tension N

363

− 462

−

Deflection mm (Reference)

6.8

− 8.0

−

A/C compressor drive belt tension
(When adjusted)

Vibration frequency Hz

222.5

− 251.0

−

Tension N

363

− 462

−

Deflection mm (Reference)

6.8

− 8.0

−

A/C compressor drive belt tension
(When replaced)

Vibration frequency Hz

259.8

− 300.0

−

Tension N

495

− 660

−

Deflection mm (Reference)

5.1

− 6.4

−

Alternator and power steering oil
pump drive belt tension <Except
Euro5>

Vibration frequency Hz
(Reference)

107

− 151

−

Tension N (Reference)

196

− 392

−

Alternator and power steering oil
pump drive belt tension <Euro5>

Vibration frequency Hz
(Reference)

87

− 123

−

Tension N (Reference)

196

− 392

−

Valve clearance (at cold) [indicates
clearance between cam and roller]
mm

Intake valve

0.09

−

Exhaust valve

0.14

−

SEALANTS

ENGINE MECHANICAL

11A-3

SEALANTS

M1111000500956

Item

Specified Sealant

Remark

Semi-circular packing

3M ATD Part No. 8660 or exact equivalent

Semi-drying sealant

Front left camshaft bearing cap
Oil seal case assembly

ThreeBond 1207F (Mitsubishi Genuine Part
No. 1000A992) or exact equivalent

Idle speed r/min

Euro 5-M/T

600

± 50

−

Euro 5-A/T

650

± 50

−

Except Euro 5-2WD-except
high rider

650

± 50

−

Except Euro 5-high rider and
4WD

700

± 50

−

Compression pressure (at engine
speed of 250 r/min) kPa

Euro 5

2,400

Minimum
1,650

Except Euro 5

2,500

Minimum
1,750

Compression pressure difference of all cylinder kPa

−

Maximum 300

Timing belt B tension mm

4

− 5

Timing belt auto tensioner rod protrusion amount mm

2.3

− 7.6

Item

Standard value

Limit