Mitsubishi Lancer Evolution X. Manual - part 637

SPECIAL TOOLS

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TWIN CLUTCH SST OVERHAUL

22D-5

TRANSFER

MB992313
Oil seal guide

−

Installation of transaxle case (RH) 
oil seal

MB992312
Oil seal installer

−

Installation of transaxle case (RH) 
oil seal

MB992314
V ring guide

−

Installation of V ring

Tool

Tool number 
and name

Supersession

Application

Tool

Tool number 
and name

Supersession

Application

MD998382
Crankshaft front 
oil seal installer

MD998382-01

Installation of oil seal

MD998550
Input shaft 
holder

−

Installation of oil seal

D998382

TRANSAXLE

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TWIN CLUTCH SST OVERHAUL

22D-6

TRANSAXLE

DISASSEMBLY AND ASSEMBLY

M1226001000184

Required Special Tools:

• MB992332: Clutch remover & installer
• MB992324: Seal cover guide A
• MB992325: Seal cover guide B
• MB992323: Seal cover installer
• MB992311: Oil seal guide

• MB992310: Oil seal installer
• MB992313: Oil seal guide
• MB992312: Oil seal installer
• MB992314: V ring guide

AK900603

10 ± 1 N·m
89 ± 8 in-lb

8

3

AC

10 ± 1 N·m
89 ± 8 in-lb

13

1

4

9

21

22

15 ± 2 N·m
11 ± 1 ft-lb

10 ± 1.5 N·m
89 ± 8 in-lb

2

11 ± 3 N·m
97 ± 26 in-lb

6

7

5

20

19

10

11

12

15

16

18

17

14

6.0 ± 1.0 N·m
53 ± 8 in-lb

10 ± 1.5 N·m
89 ± 8 in-lb

32 ± 2 N·m
24 ± 1 ft-lb

7.5 ± 1.0 N·m
66 ± 8 in-lb

5.0 ± 1.0 N·m 

→ 10 ± 1.5 N·m

44 ± 8 in-lb 

→ 89 ± 8 in-lb

25 ± 4 N·m
18 ± 2 ft-lb

Removal steps 

1. Control cable bracket
2. Harness bracket

>>J<<

3. V ring

<<A>>

>>I<<

4. Transaxle case oil seal (RH)

<<A>>

>>H<<

5. Transaxle case oil seal (LH)
6. Breather

<<B>>

>>G<<

7. Seal cover bracket

<<B>>

>>G<<

8. Seal cover

<<C>>

>>F<<

9. Clutch assembly
10. Needle roller bearing

>>E<<

11. Seal ring

>>D<<

12. Needle roller bearing

<<D>>

>>C<<

13. Oil pan assembly
14. O-ring

<<E>>

>>B<<

15. Mechatronic assembly

>>B<<

16. Gasket A
17. Gasket B

>>B<<

18. Gasket C

<<F>>

>>A<<

19. Manual control shaft
20. Oil seal
21. Oil filter case assembly
22. Oil filter bracket assembly

Removal steps (Continued)

TRANSAXLE

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TWIN CLUTCH SST OVERHAUL

22D-7

CAUTION

• When installing or removing screws, use 

magnetic tools to prevent them from falling 
out.

• If debris or parts enter into the transaxle case, 

pay attention to the following to replace the 
transaxle assembly:

• When the mechatronic assembly is replaced, 

reprogram the ECU and carry out the follow-
ing Teach-In (Refer to GROUP 22C, Trouble-
shooting <TC-SST> − Learning Procedure for 

TC-SST 

P.22C-7

).

• When the clutch assembly is replaced, the fol-

lowing Teach-In must be carried out (Refer to 
GROUP 22C, Troubleshooting <TC-SST> − 

Learning Procedure for TC-SST 

P.22C-7

).

DISASSEMBLY SERVICE POINTS

.

<<A>> TRANSAXLE CASE OIL SEAL (RH) / TRAN-
SAXLE CASE OIL SEAL (LH) REMOVAL

1. Insert the tapping screw (φ 3 mm[0.1 inch]) to one of four 

hollows (round shape) on the oil seal by turning it 2 or 3 
times.

AK802283AC

Oil seal Back side

<Reference>

AK802289

TRANSAXLE

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TWIN CLUTCH SST OVERHAUL

22D-8

2. Tap the opposite side of the inserted tapping screw using a 

knock pin punch to press in the oil seal approximately 1 mm 
(0.04 inch).

3. Hold the inserted tapping screw with pliers or similar tools, 

and remove the oil seal.

NOTE: If the transaxle case oil seal (RH) is replaced, the V-ring 
must also be replaced.

.

<<B>> SEAL COVER BRACKET AND SEAL 
COVER REMOVAL

1. Remove the seal cover bracket.

CAUTION

• Before removing the seal cover, securely remove iron 

powders including dusts by air spray.

• Before removing the seal cover, use the ladder sheet 

and so forth for the supporting point not to damage the 
clutching housing.

2. Remove the seal cover from the transaxle, using the tool 

such as crowbar.

.

AK802290

AK802291

AK802293