Mitsubishi Galant. Manual — part 474

DIFFERENTIAL

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AUTOMATIC TRANSAXLE OVERHAUL

23B-65

Required Special Tools:
MD998801: Bearing Remover

MD998812: Installer Cap
MD998820: Installer Adapter (42)

DISASSEMBLY SERVICE POINT

<<A>> TAPER ROLLER BEARING REMOVAL
1. Support the taper roller bearing with special tool MD998801,

and then set them on the press.

2. Push down on the differential case with the press to remove

the bearing.

ASSEMBLY SERVICE POINTS

>>A<< SPACER, SIDE GEAR, WASHER, PINION AND
PINION SHAFT INSTALLATION
1. Mount a spacer on the back surface of the side gear, and

then install the side gear in the differential case.

NOTE: When a new side gear is to be installed, mount a
medium thickness spacer [0.93 to 1.00 mm (0.0366 to
0.0395 inch)].

2. Set the washer on the back of each pinion, and put both

pinions simultaneously in mesh with the side gears. While
rotating them, install them into position.

3. Insert the pinion shaft.

>>A<<

6.

WASHERS

>>A<<

7.

SIDE GEARS

>>A<<

8.

SPACERS

9.

DIFFERENTIAL CASE

DISASSEMBLY STEPS (Continued)

AKX01140

MD998801

AB

AKX00957

AKX00959

DIFFERENTIAL

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AUTOMATIC TRANSAXLE OVERHAUL

23B-66

4. Measure the backlash between the side gear and pinion.

Standard value:
0.025

−−−−

0.150 mm (0.0010 - 0.0059 inch)

5. If the backlash is out of the standard value, select a spacer

and re-measure the backlash.

NOTE: Adjust until the backlashes on both sides are equal.

>>B<< LOCK PIN INSTALLATION
Install the lock pin so that it will be oriented in the direction
shown.

>>C<< TAPER ROLLER BEARING INSTALLATION
Using special tools MD998812 and MD998820, press install
the taper roller bearing with the press.

AKX01143

AKX01141

PINION SHAFT

DIFFERENTIAL CASE

LOCK PIN

AB

AKX00964

MD998812

MD998820

TAPER ROLLER
BEARING

AB

DIFFERENTIAL

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AUTOMATIC TRANSAXLE OVERHAUL

23B-67

>>D<< DIFFERENTIAL DRIVE GEAR INSTALLATION
Apply ATF to the bolt, and then tighten the bolts to the specified
torque in the shown sequence.

Tightening torque: 132

±±±±

5 N

⋅⋅⋅⋅

m (98

±±±±

4 ft-lb)

AKX01099

<F4A42>

2

7

5

3

1

8

6

4

AB

AKX01142

AKX01142

<F4A51>

AB

2

9

4

8

6

10

1

3

5

7

VALVE BODY

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AUTOMATIC TRANSAXLE OVERHAUL

23B-68

VA LVE B O D Y

DISASSEMBLY AND ASSEMBLY

M1233005500031

AKX01001

13

18

16

17

15

12

11

10

11

7

5

6

9

2

3

4

8

1

1

14

19

20

6 N·m
52 in-lb

11 N·m
95 in-lb

APPLY AUTOMATIC
TRANSMISSION FLUID
TO ALL MOVING PARTS
BEFORE INSTALLATION.

AC

AKX01001

11 N·m
95 in-lb

6 N·m
52 in-lb

6 N·m
52 in-lb

DISASSEMBLY STEPS
1.

SOLENOID VALVE SUPPORT

<<A>>

>>C<<

2.

UNDERDRIVE SOLENOID VALVE

<<A>>

>>C<<

3.

SECOND SOLENOID VALVE

<<A>>

>>C<<

4.

TORQUE CONVERTER CLUTCH
CONTROL SOLENOID VALVE

<<A>>

>>C<<

5.

OVERDRIVE SOLENOID VALVE

<<A>>

>>C<<

6.

LOW-REVERSE SOLENOID
VALVE

7.

MANUAL VALVE

8.

COVER

9.

PLATE

10. OUTSIDE VALVE BODY

ASSEMBLY

>>B<<

11. STEEL BALL (ORIFICE CHECK

BALL)

>>B<<

12. SPRING
13. PLATE

>>A<<

14. DAMPING VALVE

>>A<<

15. DAMPING VALVE SPRING

>>A<<

16. STEEL BALL (LINE RELIEF)

>>A<<

17. SPRING

>>A<<

18. STEEL BALL (ORIFICE CHECK

BALL)

>>A<<

19. SPRING
20. INSIDE VALVE BODY ASSEMBLY

DISASSEMBLY STEPS (Continued)