Mitsubishi Galant (2004+). Manual - part 606

OIL PAN AND OIL PUMP

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ENGINE OVERHAUL <3.8L ENGINE>

11D-41

3. Using special tool MD998717, press-fit the oil seal into the 

oil pump case.

.

>>D<< OIL FILTER INSTALLATION
1. Clean the installation surface of the filter bracket.
2. Apply engine oil to the O-ring of the oil filter.
3. Install the oil filter to the bracket and tighten it to the 

specified torque.

Tightening torque: 14 

± 2 N⋅m (122 ± 17 in-lb)

4. If no torque wrench can be used for tightening, use the 

following procedure.

(1) Screw in the oil filter until its O-ring contacts the oil filter 

bracket.

(2) Tighten the oil filter 1 turn.

.

>>E<< OIL PRESSURE SWITCH INSTALLATION

CAUTION

Be careful not to block the oil passage with sealant.
1. Apply 3M

 AAD Part number 8672 or equivalent to the 

thread of oil pressure switch.

2. Tighten the oil pressure switch together with the oil filter 

bracket to the specified torque, using special tool 
MD998054.

Tightening torque: 10 

± 2 N⋅m (87 ± 17 in-lb)

.

AKX00660

MD998717

AB

AKX00692

BRACKET 
SIDE

AB

AKX00688

AK204037AB

MD998054

OIL PAN AND OIL PUMP

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ENGINE OVERHAUL <3.8L ENGINE>

11D-42

>>F<< OIL PAN, UPPER INSTALLATION
1. Clean both gasket surfaces of the upper oil pan and cylinder 

block.

2. Apply a 4 mm (0.2 inch) diameter bead of sealant 

(Mitsubishi Genuine Parts number MD970389 or equivalent) 
to the upper oil pan.
Apply sealant as indicated by the broken line in the 
illustration; the grooves must be traced and the bolt holes 
must be surrounded with a bead of sealant.

CAUTION

When installing the upper oil pan, be sure not to expel the 
sealant from the oil pan flange at portion A in the illustra-
tion.
3. Install the oil pan to the bottom of the cylinder block.

NOTE: Be sure to install the oil pan quickly while the sealant 
is wet (within 15 minutes).

4. Tighten the upper oil pan bolts in the sequence shown.

Tightening torque: 9.0 

± 3.0 N⋅m (80 ± 26 in-lb)

NOTE: After installation, keep the sealed area away from 
the oil and coolant for approximately one hour.

.

AK304451

GROOVE

BOLT HOLE

A

AB

AK304450

9

1

4

5

8

12

17

16

11 7

3

2

10 15

14

13

AB

6

OIL PAN AND OIL PUMP

TSB Revision

ENGINE OVERHAUL <3.8L ENGINE>

11D-43

>>G<< OIL PAN, LOWER INSTALLATION
1. Clean both gasket surfaces of the upper and lower oil pans.
2. Apply a 4 mm (0.2 inch) diameter bead of sealant 

(Mitsubishi Genuine Parts number MD970389 or equivalent) 
to the lower oil pan.
Apply sealant as indicted by the broken line in the 
illustration; the grooves must be traced and the bolt holes 
must be surrounded with a bead of sealant.

3. Install the lower oil pan to the upper oil pan.

NOTE: Be sure to install the oil pan quickly while the sealant 
is wet (within 15 minutes).

4. Tighten the lower oil pan bolts in the sequence shown.

Tightening torque: 11 

± 1 N⋅m (95 ± 9 in-lb)

NOTE: After installation, keep the sealed area away from oil 
for approximately one hour.

.

AK302911AB

GROOVE

BOLT HOLE

AK204036AB

4

7

3

1

5

8

6

2

OIL PAN AND OIL PUMP

TSB Revision

ENGINE OVERHAUL <3.8L ENGINE>

11D-44

>>H<< DRAIN PLUG GASKET INSTALLATION

CAUTION

If the gasket is installed in the wrong direction, oil leaks 
will occur.
Install the drain plug gasket in the direction shown.

INSPECTION

M1113008200171

.

OIL PUMP
1. Check the tip clearance.

Standard value: 0.06 

− 0.18 mm (0.003 − 0.007 inch)

2. Check the side clearance.

Standard value: 0.04 

− 0.10 mm (0.002 − 0.003 inch)

AKX00726

DRAIN PLUG

OIL PAN 
SIDE

GASKET

OIL PAN

AB

AKX00743

AKX00744