Mitsubishi Eclipse. Manual - part 923

VALVE BODY

TSB Revision

AUTOMATIC TRANSAXLE OVERHAUL

23B-75

AKX01091

APPLY AUTOMATIC 
TRANSMISSION FLUID 
TO ALL MOVING PARTS 
BEFORE INSTALLATION.

22

21

23

24

41

37

3634

35

38

39

40

28

29

30

31

32

33

27

26

25

AB

DISASSEMBLY STEPS

21. ROLLER
22. TORQUE CONVERTER CLUTCH 

CONTROL VALVE SLEEVE

23. TORQUE CONVERTER CLUTCH 

CONTROL VALVE

24. TORQUE CONVERTER CLUTCH 

CONTROL VALVE SPRING

25. PLATE
26. SCREW
27. REGULATOR VALVE SPRING
28. REGULATOR VALVE
29. PLATE
30. FAIL-SAFE VALVE A SLEEVE

31. FAIL-SAFE VALVE A2
32. FAIL-SAFE VALVE A SPRING
33. FAIL-SAFE VALVE A1
34. PLATE
35. PLUG
36. TORQUE CONVERTER VALVE
37. TORQUE CONVERTER VALVE 

SPRING

38. PLATE
39. FAIL-SAFE VALVE B SLEEVE
40. FAIL-SAFE VALVE B
41. INSIDE VALVE BODY

DISASSEMBLY STEPS 

VALVE BODY

TSB Revision

AUTOMATIC TRANSAXLE OVERHAUL

23B-76

AKX01092

APPLY AUTOMATIC 
TRANSMISSION FLUID 
TO ALL MOVING PARTS 
BEFORE INSTALLATION.

43

42 47

44

45
49

46

48

52

50

51

61

60

59

58

57

53

54

55

56

AB

DISASSEMBLY STEPS

42. ROLLER
43. OVERDRIVE PRESSURE 

CONTROL VALVE SLEEVE

44. OVERDRIVE PRESSURE 

CONTROL VALVE

45. OVERDRIVE PRESSURE 

CONTROL VALVE SPRING

46. ROLLER
47. LOW-REVERSE PRESSURE 

CONTROL VALVE SLEEVE

48. LOW-REVERSE PRESSURE 

CONTROL VALVE

49. LOW-REVERSE PRESSURE 

CONTROL VALVE SPRING

50. PLATE
51. PLUG

52. SWITCHING VALVE
53. ROLLER
54. UNDERDRIVE PRESSURE 

CONTROL VALVE SLEEVE

55. UNDERDRIVE PRESSURE 

CONTROL VALVE

56. UNDERDRIVE PRESSURE 

CONTROL VALVE SPRING

57. ROLLER
58. SECOND PRESSURE CONTROL 

VALVE SLEEVE

59. SECOND PRESSURE CONTROL 

VALVE

60. SECOND PRESSURE CONTROL 

VALVE SPRING

61. OUTSIDE VALVE BODY

DISASSEMBLY STEPS 

VALVE BODY

TSB Revision

AUTOMATIC TRANSAXLE OVERHAUL

23B-77

DISASSEMBLY SERVICE POINT

.

<<A>> SOLENOID VALVES REMOVAL
Mark the solenoid valves with white paint to make assembly 
easier.

ASSEMBLY SERVICE POINTS

.

>>A<< SPRING, STEEL BALL, DAMPING VALVE AND 
DAMPING VALVE SPRING INSTALLATION
1. Install the two steel balls and two springs to the inside valve 

body as shown.

2. Install the damping valve and spring to the inside valve body 

as shown.

.

>>B<< SPRING AND STEEL BALL INSTALLATION
Install the three steel balls and two springs to the inside valve 
body as shown.

.

>>C<< SOLENOID VALVES INSTALLATION
1. Apply ATF or petroleum jelly (Vaseline) to the O-ring and 

install carefully.

2. Install the solenoid valves by referring to the marks applied 

during disassembly.

AKX01058

5

4

1

2

3

AB

AKX01056

STEEL BALL 
AND SPRING

DAMPING VALVE 
AND SPRING

AB

STEEL BALL 
AND SPRING

AKX01057AB

STEEL BALL

STEEL BALL 
AND SPRING

NO.

NAME

1

Underdrive solenoid valve

2

Second solenoid valve

AKX01058

5

4

1

2

3

AB

DRIVE SHAFT OIL SEAL

TSB Revision

AUTOMATIC TRANSAXLE OVERHAUL

23B-78

DRIVE SHAFT OIL SEAL

DISASSEMBLY AND ASSEMBLY

M1233004300023

Required Special Tool:

• MD998800: Oil Seal Installer

3

Torque converter clutch control solenoid valve

4

Overdrive solenoid valve

5

Low-reverse solenoid valve

NO.

NAME

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