Mitsubishi Galant. Manual — part 476

DRIVE SHAFT OIL SEAL

TSB Revision

AUTOMATIC TRANSAXLE OVERHAUL

23B-73

D R IVE SH A FT O IL SEA L

DISASSEMBLY AND ASSEMBLY

M1233004300023

Required Special Tool:
MD998800: Oil Seal Installer

AKX01002

AKX01002

APPLY AUTOMATIC
TRANSMISSION FLUID
TO ALL MOVING PARTS
BEFORE INSTALLATION.

1

2

4

3

AB

DISASSEMBLY STEPS

>>A<<

1.

OIL SEAL

2.

TORQUE CONVERTER HOUSING

>>B<<

3.

OIL SEAL

4.

TRANSAXLE CASE

DISASSEMBLY STEPS (Continued)

DRIVE SHAFT OIL SEAL

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AUTOMATIC TRANSAXLE OVERHAUL

23B-74

ASSEMBLY SERVICE POINTS

>>A<< OIL SEAL INSTALLATION
Use special tool MD998800 to tap the oil seal into the torque
converter housing.

>>B<< OIL SEAL INSTALLATION
Use special tool MD998800 to tap the oil seal in the transaxle
case.

AKX01043

MD998800

AB

AKX01047AB

MD998800

SPECIFICATIONS

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AUTOMATIC TRANSAXLE OVERHAUL

23B-75

SPECIFIC ATIO NS

FASTENER TIGHTENING SPECIFICATIONS

M1233023100062

GENERAL SPECIFICATIONS

M1233000200046

ITEMS

SPECIFICATIONS

Transaxle

Control cable bracket

23 N

⋅

m (17 ft-lb)

Eye bolt

30 N

⋅

m (22 ft-lb)

Fluid temperature sensor

11 N

⋅

m (95 in-lb)

Input shaft speed sensor

11 N

⋅

m (95 in-lb)

Manual control lever

22 N

⋅

m (16 ft-lb)

Manual control shaft detent

6 N

⋅

m (52 in-lb)

Oil filter

12 N

⋅

m (104 in-lb)

Oil pump

23 N

⋅

m (17 ft-lb)

Output shaft bearing retainer <F4A42>

23 N

⋅

m (17 ft-lb)

Output shaft bearing retainer<F4A51>

54 N

⋅

m (40 ft-lb)

Output shaft jam nut

167 N

⋅

m (123 ft-lb)

Output shaft speed sensor

11 N

⋅

m (95 in-lb)

Park/neutral position switch (PNP switch)

11 N

⋅

m (95 in-lb)

Rear cover

23 N

⋅

m (17 ft-lb)

Roll stopper bracket

69 N

⋅

m (51 ft-lb)

Speedometer gear

5 N

⋅

m (43 in-lb)

Torque converter housing

48 N

⋅

m (35 ft-lb)

Transfer drive gear

34 N

⋅

m (25 ft-lb)

Valve body cover

11 N

⋅

m (95 in-lb)

Valve body mounting bolt

11 N

⋅

m (95 in-lb)

Wiring harness bracket

23 N

⋅

m (17ft-lb)

Components

Differential drive gear

132 N

⋅

m (98 ft-lb)

Plate

6 N

⋅

m (52 in-lb)

Solenoid valve support

6 N

⋅

m (52 in-lb)

Valve body

11 N

⋅

m (95 in-lb)

ITEMS

SPECIFICATIONS

Model

F4A42

F4A51

Type

Electronically controlled 4-speed full-automatic

Torque converter

Type

3-element with torque converter clutch

Engine stall speed

2100

−

2600 r/min

2100

−

2600 r/min

Stall torque ratio

2.0

2.0

SPECIFICATIONS

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AUTOMATIC TRANSAXLE OVERHAUL

23B-76

SERVICE SPECIFICATIONS

M1233000300032

VALVE BODY SPRING IDENTIFICATION TABLE

M1233022900032

Gear ratio

1st

2.842

2.842

2nd

1.529

1.495

3rd

1.000

1.000

4th

0.712

0.731

Reverse

2.480

2.720

Final gear ratio

4.042

3.735

Speedometer gear ratio (driven/drive)

29/36

29/36

ITEMS

SPECIFICATIONS

ITEMS

STANDARD VALUE

Output shaft preload mm (in)

0.01

−

0.09 (0.0004

−

0.0035)

Brake reaction plate end play mm (in)

0

−

0.16 (0

−

0.0063)

Low-reverse brake end play mm (in)

1.65

−

2.11 (0.050

−

0.0831)

Second brake end play mm (in)

F4A42

0.79

−

1.25 (0.0311

−

0.0492)

F4A51

1.09

−

1.55 (0.0429

−

0.0610)

Underdrive sun gear end play mm (in)

0.25

−

0.45 (0.0098

−

0.0177)

Input shaft end play mm (in)

0.70

−

1.45 (0.028

−

0.057)

Differential case preload mm (in)

0.045

−

0.105 (0.0018

−

0.0041)

Underdrive clutch end play mm (in)

1.6

−

1.8 (0.0630

−

0.0709)

Reverse and overdrive clutch return spring retainer end play mm (in)

0

−

0.09 (0

−

0.0035)

Overdrive clutch end play mm (in)

1.6

−

1.8 (0.0630

−

0.0709)

Reverse clutch end play mm (in)

1.5

−

1.7 (0.0591

−

0.0669)

Backlash between differential side gear and pinion mm (in)

0.025

−

0.150 (0.0010

−

0.0059)

SPRING

WIRE
DIAMETER mm
(in)

OUTSIDE
DIAMETER mm
(in)

FREE LENGTH
mm (in)

NUMBER OF
LOOPS

Regulator valve spring

1.8 (0.071)

15.7 (0.618)

86.7 (3.413)

24

Underdrive pressure control valve
spring

0.7 (0.028)

7.6 (0.299)

37.7 (1.484)

25

Overdrive pressure control valve
spring

0.7 (0.028)

7.6 (0.299)

37.7 (1.484)

25

Low-reverse pressure control
valve spring

0.7 (0.028)

7.6 (0.299)

37.7 (1.484)

25

Second pressure control valve
spring

0.7 (0.028)

7.6 (0.299)

37.7 (1.484)

25

Torque converter spring

1.6 (0.063)

11.2 (0.441)

34.4 (1.354)

12.5

Torque converter clutch control
valve spring

0.7 (0.028)

5.9 (0.232)

28.1 (1.106)

19

Fail-safe valve spring

0.7 (0.028)

8.9 (0.350)

21.9 (0.862)

9.5