Mitsubishi Eclipse. Manual — part 743

MANUAL TRANSAXLE DIAGNOSIS

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MANUAL TRANSAXLE

22A-7

STEP 2. Visual check at the clutch housing.

Q: Do oil leaks appear around the joint between the

engine and the clutch housing?
YES :

Remove the transaxle. Check the input

shaft oil seal, and replace if necessary.
Then go to Step 4.

NO :

Go to Step 3.

STEP 3. Check the oil seal or O-ring for damage.

Q: Is the oil seal or O-ring damaged?

YES :

Replace the oil seal or the O-ring. Then go

to Step 4.

NO :

Go to Step 4.

STEP 4. Check trouble symptoms.

Q: Is the oil still leaking?

YES :

Return to Step 1.

NO :

This diagnosis is complete.

INSPECTION PROCEDURE 3: Hard Shifting

DIAGNOSIS

STEP 1. Check the transaxle control

Q: Are the shift cable and the select cable in good

condition?
YES :

Go to Step 2.

NO :

Repair or replace the shift cable and the
select cable. Refer to

P.22A-11

. Then go to

Step 7.

STEP 2. Check the transaxle oil.

Q: Is the oil dirty?

YES :

Replace the oil. Refer to

P.22A-10

. Then go

to Step 7 .

NO :

Go to Step 3.

STEP 3. Check the clutch system.

Q: Is the clutch system normal?

YES :

Go to Step 4.

NO :

Repair or replace the clutch system. Refer
to

P.21A-2

. Then go to Step 7.

STEP 4. Remove and disassemble the transaxle.
Check the control housing.

Q: Is the control housing in good condition?

YES :

Go to Step 5.

NO :

Repair or replace the control housing. Refer
to GROUP 22B, Transaxle

P.22B-8

. Then

go to Step 7.

STEP 5. Check for poor meshing of worn
synchronizer ring and gear cone.

Q: Is poor meshing or worn synchronizer ring and

gear cone found?
YES :

Repair or replace the synchronizer ring and

gear cone. Then go to Step 7.

NO :

Go to Step 6.

STEP 6. Check the synchronizer spring for
weakness.

Q: Is the synchronizer spring weak?

YES :

Replace the synchronizer spring. Then go

to Step 7.

NO :

Go to Step 7.

STEP 7. Check trouble symptoms.

Q: Is the shifting of the gears still hard?

YES :

Return to Step 1.

NO :

This diagnosis is complete.

MANUAL TRANSAXLE DIAGNOSIS

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MANUAL TRANSAXLE

22A-8

INSPECTION PROCEDURE 4: Jumps Out of Gear

DIAGNOSIS

STEP 1. Check the transaxle control

Q: Are the shift cable and the select cable in good

condition?
YES :

Go to Step 2.

NO :

Repair or replace the shift cable and the
select cable. Refer to

P.22A-11

. Then go to

Step 6.

STEP 2. Remove and disassemble the transaxle.
Check the poppet spring for breakage.

Q: Is the poppet spring broken?

YES :

Replace the poppet spring. Refer to

GROUP 22B, Transaxle

P.22B-8

. Then go

to Step 6.

NO :

Go to Step 3.

STEP 3. Check the control housing.

Q: Is the control housing in good condition?

YES :

Go to Step 4.

NO :

Repair or replace the control housing. Refer
to GROUP 22B, Transaxle

P.22B-8

. Then

go to Step 6.

STEP 4. Check the gear shift forks for wear.

Q: Is the gear shift forks worn?

YES :

Replace the gear shift fork. Refer to

GROUP 22B, Transaxle

P.22B-8

. Then go

to Step 6.

NO :

Go to Step 5.

STEP 5. Check the clearance.

Q: Is the clearance between the synchronizer hub and

sleeve excessive?
YES :

Replace the synchronizer hub or sleeve.

Refer to GROUP 22B, Input Shaft

P.22B-23

, Output Shaft

P.22B-33

. Then go

to Step 6.

NO :

Go to Step 6.

STEP 6. Check trouble symptoms.

Q: Does the transaxle still jumps out of gear?

YES :

Return to Step 1.

NO :

This diagnosis is complete.

SPECIAL TOOLS

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MANUAL TRANSAXLE

22A-9

SPECIAL TOOLS

M1221000600649

TOOL

TOOL NUMBER AND
NAME

SUPERSESSION

APPLICATION

MB991453
Engine hanger
assembly

MZ203827-01

When the engine hanger is used:
Supporting the engine assembly
during removal and installation of the
transaxle assembly
NOTE: Special tool MB991454 is a
part of engine hanger attachment set
MB991453.

GENERAL SERVICE
TOOL MZ203827
Engine lifter

MZ203827-01

MB991454
Engine hanger
balancer

MZ203827-01

MB991895
Engine hanger

−

MB991928
Engine hanger

A: MB991929

Joint (50)

×2

B: MB991930

Joint (90)

×2

C: MB991931

Joint (140)

×2

D: MB991932

Foot (standard)

×4

E: MB991933

Foot (short)

×2

F: MB991934

Chain and hook
assembly

−

MB991897
Ball joint remover

MB991113-01,
MB990635-01 or
general service
tool

Knuckle and tie rod end ball joint
breakaway torque check
NOTE: Steering linkage puller
(MB990635 or MB991113) is also
used to disconnect knuckle and tie
rod end ball joint.

B991453

MZ203827

B991454

MB991895

B991928

A

B

C

D

E

F

SLIDE BRACKET (HI)

AC106827

ON-VEHICLE SERVICE

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MANUAL TRANSAXLE

22A-10

ON-VEHICLE SERVICE

TRANSAXLE OIL LEVEL CHECK

M1221000900383

1. Remove the filler plug.
2. Check that the oil level is up to the lower edge of the filler

plug hole.

3. Check that the oil is not noticeably dirty.
4. Tighten the filler plug to the specified torque.

Tightening torque: 32

± 2 N⋅m (24 ± 1 ft-lb)

TRANSAXLE OIL REPLACEMENT

M1221001000372

1. Remove the filler plug.
2. Remove the drain plug and drain the oil.
3. Tighten the drain plug to the specified torque.

Tightening torque: 32

± 2 N⋅m (24 ± 1 ft-lb)

4. Fill with gear oil API classification GL-4 SAE 75W

− 85W or

75W

− 90 until the level comes to the lower portion of filler

plug hole.

Quantity:

<F5M42> 2.2 dm

3

(2.3 quarts)

<F5M51> 2.8 dm

3

(3.0 quarts)

5. Tighten the filler plug to the specified torque.

Tightening torque: 32

± 2 N⋅m (24 ± 1 ft-lb)

AC102278

AC102278AC

FILLER PLUG

TRANSAXLE
OIL

FILLER PLUG
HOLE

AC001597

DRIVESHAFT <LH>

DRAIN PLUG

FILLER PLUG

AC