1991 MITSUBISHI 3000GT Service Manual

MANUAL TRANSAXLE - Specifications22-5
Part name
Spacer
(For adjustment of output shaft preload)
Spacer
(For adjustment of differential case preload)
Spacer
(For adjustment of differential pinion backlash)Thickness mm (in.)IdentificationsymbolPart No.
0.83 (.0327)83MD720937
0.86
(0338)86MD720938
0.89
(.0350)89MD720939
0.92
(.0362)92MD720940
0.95
(.0374)95MD720941
0.98 (.0386)98MD720942
1
.Ol t.0398)01MD720943
1.04 (.0409)04MD720944
1.07 (.0421)07MD729945
1 .I 0 (.0433)JMD71 0454
1
.I 3 (.0445)DMD700270
1.16(.0457)KMD71 0455
1 .I9 (0468)LMD71 0456
1.22 (.0480)GMD700271
1.25 (0492)MMD710457
1.28
(.0504)NMD710458
1.31
(.0516)EM D706574
1.34 (0527)0MD71 0459
0.80 (0315)80MD727661
0.83 (0327)83M D720937
0.86 (.0338)86M D720938
0.89 (0350)89M D72d939
0.92 (0362)92MD720940
0.95
(.0374)95M D720941
0.98 (.0386)98MD720942
1
.Ol (.0398)01MD720943
1.04 (.0409)04MD720944
1.07 (0421)07MD720945
1 .I 0 (.0433)JMD71 0454
1.13 (.0445)DMD700270
1.16
(.0457)KMD710455
1.19
(.0468)LMD71 0456
1.22 (.0480)GMD700271
1.25 LO4921MMD71 0457
0.75
- 0.82-MA1 80862
LO295 - .0323)
0.83 - 0.92-MA1 80861
(0327 - .0362)
0.93 - 1 .oo-MA1 80860(0366
- .0394)
1.01 -1.08-MA1 80875
(.0398 - .0425)1.09-1.16
-MA1 80876
t.0429 - .0457)TSB Revision

22-6MANUAL TRANSAXLE - Specifications / Special Tools
LUBRICANTS
M22CD-A
Items
Manual transmission oil
Drive shaft oil seal lip
Specified lubricant
Hypoid gear oil, SAE
75W-90 or75W-85W conforming to APIclassification GL-4 or higherQuantity lit.
(qts)
2.3 (2.4)
As required
SEALANTS AND ADHESIVES
Items
Transaxle case - clutch housing mating surfaces
Transaxle case
- rear cover mating surfaces
Differential drive gear bolts
Bearing retainer screw (flush head screw)
Reverse brake cone mounting screw bolts
MUCE- _
Specified sealants and adhesives
Mitsubishi genuine part No. 997740 or equivalent
3M Stud Locking part No. 4170 or equivalent
Air breather
3M ATD part No. 8001 or equivalent
SPECIAL TOOLSM22DA-A.
nstallation of spring pin and lock
MD998323-01TSB Revision

MANUAL TRANSAXLE - Special Tools22-7
MD998348-0 1
Bearing remover
Removal of gears and bearings of input
shaft, intermediate gear and output shaft
andintermediate shaft lock nut
M
D998808-01Snap ring installerInstallation of input shaft rear snap ring
MD998822installer adapterInstallation of differential case bearings
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22-8MANUAL TRANSAXLE - Troubleshooting
TROUBLESHOOTING
Symptom
Vibration, noise
3il leakage
t-lard shiftProbable cause
a. Loose or damaged transaxle and
engine mounts
b. Inadequate shaft end play
c. Worn of damaged gears
d. Use of inadequate grade of oil
e. Low oil level
f. Inadequate engine idle speed
a. Broken or damaged, oil seal or O-ring
a. Faulty control cable
b. Poor contact or wear of synchronizer ringand gear cone
c. Weakened synchronizer spring
d. Use of inadequate grade of oil
a. Worn gear shift fork or broken poppet
spring
b. Synchronizer hub to sleeve spline
clearance too largeRemedy
a. Tighten or replace mounts
b. Correct end play
c. Replace gears
d. Replace with specified oil
e. Replenish
f. Adjust idle speed
a. Replace oil seal or O-ring
a. Replace control cable
-
Jumps out of gear
b. Correct or replace
c. Replace synchronizer spring
d. Replace with specified oil
a. Replace shift fork or poppet spring
b. Replace synchronizer hub and sleew
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MANUAL TRANSAXLE - Service Adiustment Procedures22-9
110*u011009FO12
SERVICE ADJUSTMENT PROCEDURES
MZZFBAEl
TRANSMISSION OIL LEVEL INSPECTIONRefer to GROUP 00
- Maintenance Service.
TRANSMISSION OIL REPLACEMENTM22FCAI(1) Position vehicle on a flat level.
(2) Remove filler and drain plugs and allow the transmission oil
to drain.
(3) Refill the transaxle to the proper level with specified
transmission oil. The oil level should be the bottom of the oil
filler hole.
Transmission oil: Hypoid gear oil, SAE 75W-85W con-
forming to API classification GL-4 or
higherC2.3 liters (2.4 pts.)]
SPEEDOMETER CABLE REPLACEMENTMUFEALl
1.Correctly insert the adapter into the instrument panel, and
fasten the new speedometer cable.
2.Install the grommet so that, as shown in the illustration, the
cable attachment part and the projecting part are horizontal.
CautionThe cable arrangement should be made so that the
radius of cable bends is 150 mm (5.9 in.) or more.
3.At the transaxle end of the speedometer cable, the key joint
should be inserted into the transaxle, and the nut should be
securely tightened.
Caution
If the cable is not correctly and securely connected, it
may cause incorrect indication. by the speedometer, orabnormal noise. Be sure to connect it correctly.
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22-10 MANUAL TRANSAXLE - Service Adjustment ProceduresI
I09K5671160024
Oil seallip
* Transaxleside2200037
DRIVE SHAFT OIL SEALS REPLACEMENTM2ZFDAI
(I) Disconnect the drive shaft from the transaxle.
(Refer to GROUP 26
- Drive Shaft.)’ )
(2) Using a flat-tip (-) screwdriver, remove the oil seal.d,(3) Using the special tool, tap the drive shaft oil seal into the
transaxle.
The drive shaft oil seal must be installed in the direction
shown.
(4) Apply a coating of the transmission oil to the lip of the oil
seal.
Transmission oil: Hypoid gear oil, SAE 75W-90 or
75W-85W conforming to API classi-
fication GL-4 or higher
‘d
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MANUAL TRANSAXLE - Transaxle. Control22-11
TRANSAXLE CONTROLM22JA-A
IREMOVAL AND INSTALLATION
Pre-removal and Post-installation
(Refer to GROUP 52A-Floor Console.)Transaxle control cable assembly
removal steps
1. Air cleaner, Air intake hose
2. CD amp. (Vehicles with CD player)
I)*3. Connection for transaxle control cableassembly (Shift lever assembly side)4. Retainer5. Transaxle control cable assembly12 Nm
9 ft.lbs.
/6
09FOO79Shift lever assembly removal steps
1. Air cleaner, Air intake hose
l a3. Connection for transaxle control cableassembly (Shift lever assembly side)6. Shift lever assembly
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22-12MANUAL TRANSAXLE - Transaxle Control
INSPECTIONM22JCAFl
lCheck the transaxle control cable assembly for function and
for damage.
l Check the boot for damage.
IlJ 1
lCheck each bushing for wear or abrasion, sticking, impeded
action, and damage.
0910023Lever B09FOO71
End of select cable
er B
Neutral position
OSFOOo8
SERVlCE POINTS OF INSTALLATIONMUJDAL
3. CONNECTION OF TRANSAXLE CONTROL CABLE
ASSEMBLY (SHIFT LEVER ASSEMBLY SIDE)
(I) Move the transaxle shift lever to the neutral position.
NOTEThe select lever will be set to the neutral position when
the transaxle shift lever is moved to the neutral position.
(2) With the shift lever on the passenger compartment side
in the neutral position, turn adjuster on select cable so
that select cable end is positioned as shown with
reference to lever B of shift lever.
(3) Install the select cable so that the flange side of the
\plastic bushing at the end of select cable is on the end
face side of lever B.
d(4) Turn adjuster on shift cable so that shift cable end is
positioned as shown with reference to shift lever on the
passenger compartment side.
(5) Install the shift cable so that the flange side of the
plastic bushing at the end of shift cable is on the split
pin side.
(6) Connect the shift cable, then turn adjuster on shift cable
so that dimension A equals dimension B.
(7) Move the shift lever to each position and check that the
shifting is smooth.
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