Mitsubishi 380. Manual - part 753

 

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Mitsubishi 380. Manual - part 753

 

 

ENGINE ASSEMBLY

TSB Revision

ENGINE MECHANICAL <3.8L ENGINE>

11A-14

ENGINE ASSEMBLY

REMOVAL AND INSTALLATION

M1112001000894

CAUTION

*: indicates parts which should be temporarily tightened, and then fully tightened with the engine 
weight applied on the vehicle body.

Pre-removal Operation
• Under Cover Removal (Refer to GROUP 51, Under Cover 

P.51-13

.) 

• Fuel Line Pressure Reduction [Refer to GROUP 13B, 

On-vehicle Service 

− Fuel Pump Relay Disconnection 

(How to Reduce Pressurized Fuel Lines) 

P.13A-663

.]

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

Service 

− Engine Coolant Replacemen

P.14-27

.)

• Engine Oil Draining (Refer to GROUP 12, On-vehicle Ser-

vice 

− Engine Oil Replacement 

P.12-3

.)

• Hood Removal (Refer to GROUP 42, Hood 

P.42-8

.)

• Engine Control Unit (ECU) Removal (Refer to GROUP 

13B, Engine Control Unit (ECU) 

P.13A-675

.)

• Air Cleaner Removal (Refer to GROUP 15, Air Cleaner 

P.15-4

.)

• Front Exhaust Pipe Removal (Refer to GROUP 15, 

Exhaust Pipe and Main Muffler 

P.15-14

.)

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

Tower Bar 

P.42-12

.)

• Battery and Battery Tray Removal

• Radiator Grille Removal (Refer to GROUP 51, Radiator 

Grille 

P.51-6

.)

Post-installation Operation
• Right Bank Exhaust Manifold Installation (Refer to 

GROUP 15, Exhaust Manifold 

P.15-10

.)

• Radiator Grille Installation (Refer to GROUP 51, Radiator 

Grille 

P.51-6

.)

• Battery and Battery Tray Installation

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

Tower Bar 

P.42-12

.)

• Air Cleaner Installation (Refer to GROUP 15, Air Cleaner 

P.15-4

.)

• Front Exhaust Pipe Installation (Refer to GROUP 15, 

Exhaust Pipe and Main Muffler 

P.15-14

.)

• Engine Control Unit (ECU) Installation (Refer to GROUP 

13B, Engine Control Unit (ECU) 

P.13A-675

.)

• Hood Installation (Refer to GROUP 42, Hood 

P.42-8

.)

• Drive Belt Tension Check (Refer to 

P.11A-8

.)

• Engine Oil Refilling (Refer to GROUP 12, On-vehicle Ser-

vice 

− Engine Oil Replacemen

P.12-3

.)

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

Service 

− Engine Coolant Replacement 

P.14-27

.)

• Fuel Leak Check

• Under Cover Installation (Refer to GROUP 51, Under 

Cover 

P.51-13

.) 

ENGINE ASSEMBLY

TSB Revision

ENGINE MECHANICAL <3.8L ENGINE>

11A-15

01DB040AB

3.0 ± 0.5 N·m

27 ± 4 in-lb

9.0 ± 2.0 N·m

80 ± 17 in-lb

9.0 ± 2.0 N·m

80 ± 17 in-lb

1

2

4

5

6

(ENGINE OIL)

REMOVAL STEPS

1.

ENGINE COVER

2.

CONTROL WIRING HARNESS 
CONNECTION

4.

PURGE HOSE CONNECTION

<<A>>

>>C<<

5.

FUEL HIGH-PRESSURE HOSE 
CONNECTION

6.

HEATER HOSE CONNECTION

DRIVE SHAFT (REFER TO 
GROUP 26, DRIVE SHAFT 
ASSEMBL

P.26-13

.) 

<<B>>

EXHAUST MANIFOLD (RH) 
(REFER TO GROUP 15, 
EXHAUST MANIFOLD 

P.15-10

.) 

REMOVAL STEPS (Continued)

ENGINE ASSEMBLY

TSB Revision

ENGINE MECHANICAL <3.8L ENGINE>

11A-16

Required Special Tools:

• MB991454: Engine Hanger Balancer

• MB991895: Engine Hanger

• MB991928: Engine Hanger

AC306783

12 ± 2 N·m

102 ± 22 in-lb

12 ± 2 N·m

102 ± 22 in-lb

42 ± 7 N·m

31 ± 5 ft-lb

46 ± 8 N·m

34 ± 6 ft-lb

108 ± 10 N·m*

 80 ± 9 ft-lb*

36 ± 6 N·m

27 ± 4 ft-lb

9.0 ± 2.0 N·m

80 ± 17 in-lb

15

18

11

16

13

8

12

7

14

17

9

10

20

N

AB

19

108 ± 10 N·m*

 80 ± 9 ft-lb*

7.

GENERATOR DRIVE BELT

8.

POWER STEERING OIL PUMP 
DRIVE BELT

9.

A/C COMPRESSOR ASSEMBLY 
CONNECTOR

<<C>>

10. A/C COMPRESSOR ASSEMBLY
11. POWER STEERING PRESSURE 

SWITCH CONNECTOR

<<D>>

12. POWER STEERING OIL PUMP
13. POWER STEERING PRESSURE 

HOSE CLAMP BRACKET

<<E>>

RADIATOR (REFER TO GROUP 
14, RADIATOR 

P.14-32

.)

<<F>>

TRANSAXLE ASSEMBLY (REFER 
TO GROUP 23A, TRANSAXLE 
ASSEMBLY <F4A5A>

P.23A-304

 .)

14. ENGINE MOUNTING STAY
15. GROUNDING CABLE 

CONNECTION

16. POWER STEERING OIL 

RESERVOIR

17. SELF-LOCKING NUTS

<<G>>

>>B<<

18. ENGINE FRONT MOUNTING 

BRACKET

19. MOUNTING BOLT

<<H>>

>>A<<

20. ENGINE ASSEMBLY

ENGINE ASSEMBLY

TSB Revision

ENGINE MECHANICAL <3.8L ENGINE>

11A-17

REMOVAL SERVICE POINTS

.

<<A>> FUEL HIGH-PRESSURE HOSE REMOVAL

1. Remove the fuel high-pressure hose stopper.

2. Remove the fuel high-pressure hose in the direction shown 

in the figure while the retainer is pulled up. 

NOTE: If the retainer is released, install it after removing the 
fuel high-pressure hose.

.

<<B>> EXHAUST MANIFOLD (RH) REMOVAL

Remove the center exhaust pipe, and pull out the exhaust man-
ifold (RH) between the crossmember and cylinder block.

.

<<C>> A/C COMPRESSOR ASSEMBLY REMOVAL

Remove the compressor from the compressor bracket with the 
hose still attached.

NOTE: Place the removed A/C compressor where it will not be 
a hindrance when removing and installing the engine assembly, 
and secure it with a cord or wire.

.

<<D>> POWER STEERING OIL PUMP REMOVAL

Remove the power steering oil pump from the engine with the 
hose attached.

NOTE: Place the removed power steering oil pump in a place 
where it will not be a hindrance when removing and installing 
the engine assembly, and secure it with a cord or wire.

.

AC304581

AB

STOPPER

AC304582

AB

RETAINER 

 

 

 

 

 

 

 

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