1989 MITSUBISHI GALANT Service Repair Manual

ENGINE - Oil Pan and Oil Screen 11-23
OIL PAN
AND
OIL SCREENMllHA-A
REMOVAL AND INSTALLATION
Pre-removal and Post-installation
Bolt hole
portion
0180052
Sealant: MITSUBISHI GENUINE
PART
No.MD970389or equivalent
Removal steps 1. Drain plug
4**4 2. Oil pan3. Oil screen
4. Oil screen gasket
15-22 Nm11-16 ft.lbs.
U’@
35-45 Nm a25- -33 ft.lbs.iowaI32
d- -<
--,\9 -
\’ 63
%e
;
01 LO583\01 LO584
SERVICE POINTS OF REMOVALMllHBAFO
2. REMOVAL OF OIL PAN
(1) Remove the oil pan mounting bolts.
(2) Tap the general service tool in between the cylinderblock and the oil pan
.
Caution
Do not use a screwdriver, a chisel or a similar tool
when removing the oil pan.
(3) Remove the oil pan by placing a brass bar at the corner
of the general service tool and then tapping with a
hammer.
INSPECTIONMllHCACO
lCheck the oil pan for damage and cracks. Replace if faulty.
l Check the oil screen for clogging; damage and cracks. Replace if faulty.
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11-24ENGINE - Oil Pan and Oil ScreenSealant
2 roove
1 EN227
SERVICE POINTS OF INSTALLATIONMllHDAOO
2. INSTALLATION OF OIL PAN
(1) Use a wire brush or other tool to scrape clean all gasket
surfaces of the cylinder block and oil pan so that all
loose material is removed.
(2) Gasket surfaces must be free of oil and dirt.
(3)
APP~the specified sealant around the surface of oil pan
as specified in illustration.
Specified sealant: MITSUBISHI GENUINE PART
No.MD970389 or equivalent
NOTE
To squeeze out proper amount of sealant, cut off the nozzle of sealant. This will provide a nozzle 4 mm
1.16
in.) in drameter.
(4) The sealant should be applied in a continuous bead approximately 4 mm
(.I6 in.) in diameter.
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ENGINE - Cylinder Head Gasket11-25
CYLINDER HEAD GASKET <8 VALVE>
REMOVAL AND INSTALLATION,,j4-6 Nm3-4 ft.lbs.
MllJA-A
Pre-removal ODeration
eDraInIng
of Coolant (Refer
to GROUP OO-Maintenance
Post-installation Operation
(Refer to GROUP 00-MaintenanceService.)@Service Adjustment Procedures
(Refer to P.ll-7.)
:1989 models
>
50-65

Nm36-47 ftlbs.
OlAO310
cl990 models>
4-6
Nm3-4 ftlbs.
:1991,1992 models>/OlA0624 50-65
Nm

Cyl1n&r’ ;;(oozhead
Sealant: 3M
ATD Part No.8660
or equivalent 5-7
Nm4-5 ft.lbs 90-100

Nm65-72 ftlbs.
40-50 Nm /29 - 36 ft.lbs.
30-40 Nm22- 29
ftlbs.
Removal steps
I. Air intake hose
2. Connection for accelerator cable or
throttle cable (Refer to GROUP
13-Service Adjustment Procedures.)+e +a 3. Connection for fuel high pressure hos
e
4. O-ring
+e l + 5. Connection for radiator upper hose
6. Connection for water by-pass hose
7. Connection for heater hose
8. Connection for brake booster vacuum
hose
9.
Connectron for fuel return hos
e
10. Connection for vacuum hose 11. P.C.V. hose
12. Connection for spark plug cable
13. Connection for oxygen sensor
14. Connection for engine coolant temperature gauge unit
15. Connection for engine coolant
temperature sensor
16. Connection for
ISC17. Connection for injector
olAo314
l *
18. Connection for EGR temperature sensor (California vehicles only)
19. Connection for ignition power transistor
20. Connection for condenser
21. Connection for TPS
22. Connection for
ISC motor position sensor
23. Connection for distributor
24. Connection for crankshaft position sensor
25. Connection for ground cable
26. Control wiring harness
27. Clamp for pressure hose (Power steering)and high pressure hose (Air conditioning)
28. Engine mounting bracket
29. Rocker cover
30. Semi-circular packing
31. Timing belt front upper cover
32. Camshaft sprocket 33. Self-locking nuts
34. Gasket
+e ++ 35. Cylinder head assembl
y
l + 36. Cylinder head gasket
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ENGINE - Cylinder Head Gasket11-27
\
r
MatingC
-I
1
J-1.‘T
:-c’ 000510020
SERVICE POINTS OF REMOVALMllJBAl
3. DISCONNECTION OF FUEL HIGH PRESSURE HOSE
Caution
Cover the hose connection with rags to prevent splash
of fuel that could be caused by some residual pressure
in the fuel pipe line.
For information concerning the bleeding of the residual
pressure, refer to GROUP
13-On-Vehicle Inspection of
MFI
Components.
5. REMOVAL OF RADIATOR UPPER HOSE Make mating marks on the radiator hose and hose clamp,
and then disconnect the radiator hose.
28. REMOVAL OF ENGINE MOUNTING BRACKET
Jack up the vehicle after placing a wooden block between the jack and the engine’s oil pan.
Caution
Jack up carefully, so as not to apply an excessive
load to the various parts.
Remove the engine mount bracket.
32. REMOVAL OF CAMSHAFT SPROCKET
(1) Rotate the crankshaft and align the timing mark.
(2) Remove the camshaft sprocket (with the timing belt attached), and place on the timing belt front lower cover.
Caution
After removing the camshaft sprocket, be sure not
to rotate the crankshaft.
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II-28ENGINE - Cylinder Head Gasket
MD998051-01OPTIONAL\
Front of engine +Intake side
km>
Exhaust side
OlR0391
OlRD417
Identification
mark I
6EN025
OlRO416
35. REMOVAL OF CYLINDER HEAD ASSEMBLY
(1) Using the special tool, remove cylinder head bolts insequence shown in figure.
(2) Remove the cylinder head assembly.
SERVICE POINTS OF INSTALLATION
MllJDBC
36. INSTALLATION OF CYLINDER HEAD GASKET
(1) Use a scraper to remove the cylinder head gasket from the cylinder block.
Caution
Take care that no foreign material gets into the
cylinder, or into coolant or oil passages.
(2) Clean the cylinder block and head surfaces that are in contact with the gasket.
(3) Lay the cylinder head gasket on cylider
block with the
identification mark at front top.
Caution
Do not apply sealant to cylinder head gasket.
35. INSTALLATION OF CYLINDER HEAD ASSEMBLY
(1) Use a scraper to remove the cylinder head gasket from
the cylinder head assembly.
Caution
Take care that no foreign material gets into the
coolant or oil passages.
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ENGINE - Cylinder Head GasketII-29
Front of engine I)Intake side
6EN094
Exhaust side
OlR0391
Fuel rail
pr&surehose\0-nng
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(2) Using the special tool, tighten the bolts in the order
shown in two or three steps.
5. INSTALLATION OF RADIATOR UPPER HOSE
Align the mating marks (of the radiator hose and hoseclamp), and then, while applying force in the direction of
the arrow in the illustration, seat the hose clamp to the
trace marks (on the hose) remaining from the prior connection.
Caution Be sure to install the hose clamp at the trace marks (on
the hose) remaining from the prior connection.
3. CONNECTION OF FUEL HIGH PRESSURE HOSE
When connecting the high-pressure fuel hose to the fuel rail, apply a coating of engine oil to the hose union, and in-
sert so that the O-ring is not damaged.

II-30ENGINE - Cylinder Head Gasket
CYLINDER HEAD GASKET
REMOVAL AND INSTALLATION
Ml IJA-C
Pre-removal Operationl Releasing of Fuel Line Pressure(Refer to GROUP 13-Service Adjust-ment Procedures.)l Draining of the Engine Coolant(Refer to GROUP 14-Service Adjust-
ment Procedures.)
l Draining of the Engine Oil
il4-6 Nm
Post-installation Operationl Supplying of the Engine Coolant(Refer to GROUP 14-Service Adjust-ment Procedures.)l Supplying of the Engine Oill Accelerator Cable Adjustment(Refer to GROUP 13-Service Adjust-ment Procedures.)
Removal steps
I. Breather hose
2. Air intake hose
3. Vacuum hose connection
4. Brake booster vacuum hose connection 5. Water hose connection (cylinder head
-throttle body)
6. Heater hose connection (cylinder head --Lheater unit)
7. Water hose connection (throttle body -water inlet pipe)
8. Fuel high pressure hose connection
9. O-ring
10. Fuel return hose connection
11. Accelerator cable connection
2
9.
Engine oil
12. Engine coolant temperature gauge unit connector
13. Engine coolant temperature sensor connector
14. Oxygen sensor connector
15. Distributor connector
16. Condenser connector
17. TPS connector
18.
IAC connector
19. Injector connector
20. Air conditioning compressor connector
21. Control harness
22. Spark plug cable
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