1991 MITSUBISHI ECLIPSE Service Manual

MANUAL TRANSAXLE - Transaxle Assembly/Backup Light Switch21-99
sealant
TFM0041
TFM003513. INSTALLATION OF AIR BREATHER
Apply sealant to the areas with which the air breather
makes contact, and
isntall the air breather on the clutch
housing.Specified sealant: MOPAR Part No.4318025
or equivalent
3. INSTALLATION OF SCREW BOLTS
Apply specified adhesive to screw bolts mounting portion.
Specified adhesive: MOPAR Part No.4318031
or MOPAR
Part No.4318032
or equivalent
1. INSTALLATION OF REAR COVER
Apply sealant to the rear cover.
Specified sealant: Mitsubishi genuine Part
No. MD997740 or equivalent
Caution
Squeeze out sealant from the tube uniformly without
excess or discontinuities.
BACKUP LIGHT SWITCH
INSPECTION
lActuate the switch and check for continuity with a circuit
tester. If there is no continuity, replace the backup light
switch.

21-100MANUAL TRANSAXLE - Speedometer Gear Assembly
SPEEDOMETER GEAR ASSEMBLY
NZlMNAD
DISASSEMBLY AND REASSEMBLY
Disassembly steps
I. O-ringl *2. Spring pinl 3. Speedometer driven gear
4. Oil seal5. Sleeve
NOTE(1)Reverse the disassembly procedures to reassemble(2)**: Refer to “Service Poirits of Reassembly”.(3)q : Non-reusable parts.
SERVICE POINTS OF REASSEMBLY3. INSTALLATION OF SPEEDOMETER DRIVEN GEAR
Apply a small amount of gear oil to the speedometer drivengear shaft and insert the gear into position.
2. INSTALLATION OF SPRING PIN
lristall the spring pin so that its slit is not in contact with the
gear shaft.

MANUAL TRANSAXLE - 5th Speed Synchronizer Assembly2 q:-*t&f
5TH SPEED SYNCHRONIZER ASSEMBLY
/-- DISASSEMBLY AND REASSEMBLY
-Disassembly steps
1. Reverse brake ring
l 2. Synchronizer spring
3. Synchronizer sleeve
W 4. Synchronizer key
I)+ 5. Synchronizer hub
WlMHAL
. . I:,
TFMOO!56
NOTE(1)Reverse the disassembly procedures to reassemble(2)*a: Refer to “Service Points of Reassembly”.
INSPECTIONSYNCHRONIZER SLEEVE AND HUB
(1) Mate the synchronizer sleeve and hub and check to see if
they slide smoothly without binding.
(2) Make sure that the sleeve is free from damage at its inside
front and rear ends.
NOTEIf replacement is necessary, replace the synchronizer hub
and sleeve as a set.
SYNCHRONIZER KEY AND SPRING
(1) Make sure that the center protrusion of the synchronizer
key is not worn.
(2) The spring must offer proper tension with no deformation
or damage.

21-102MANUAL TRANSAXLE - 5th Speed Synchronizer Assembly
Oil groove
5thspeed +
$2
TFM0046
201001a,
SERVICE POINTS FOR REASSEMBLY5. INSTALLATION OF SYNCHRONIZER
tjyB.,/4. ,SYN- iic;
CHRONIZER KEY‘-a-/Install the synchronizer hub, and key in the directions as
shown.2. INSTALLATION OF SYNCHRONIZER SPRINGS
Install the synchronizer springs so that its protrusion fits
into the synchronizer key. Make sure that the protrusions inthe front and rear springs do not fit over the same key.
A

MANUAL TRANSAXLE - Center Differentid
CENTER DIFFERENTIAL
-4~ DISASSEMBLY AND REASSEMBLY
2210037
-
2250015
Disassembly steps
+* l +1. Taper roller bearing
l + 2. Bolt
l * l +3. Taper roller bearing
4. Output flange
I)* 5. Spacer
6. Side gear
7. Pinion shaft
8. Washer9. Pinion
10. Side gear
l + 11. Spacer
12. Center differential case
FJ)TEeverse the disassembly procedures to reassemble.(2)l *: Refer to “Service Points of Disassembly”.(3)l a: Refer to “Service Points of Reassembly”.
SERVICE POINTS OF DISASSEMBLY
1.13. REMOVAL OF TAPER ROLLER BEARINGS
Using the special tool, remove the taper roller bearings.
Caution
1. Do not reuse the bearing if it has been removed
from the shaft.
2.Replace the inner and outer races of the taper roller
bearing as a set.

21-104MANUAL TRANSAXLE - Center Differential
Piniongear
MD99881 2
MD998820
TFM0017
SERVICE POINTS OF REASSEMBLY11.
/5. INSTALLATION OF SPACERSI.(1) Install the spacer, side gear, pinion gear, washer, and
pinion shaft into the center differential case.
z
(2) Select and install the thickest spacer that ensures
smooth and light rotation of the pinion gear when
turned while holding the pinion shaft.
(3) Install the side gear, spacer, and output flange, and
tighten bolts to specification.
(4) Select and install the thickest spacer, that allows
smooth rotation of side gear.
(5) Make sure that the two side gears turn smoothly.
Standard value:
Center differential pinion backlash
0.025 - 0.150 mm (.OOOl - .0060 in.)3. INSTALLATION OF TAPER ROLLER BEARINGS
Using the special tool, press-fit the taper roller bearing into
position.Caution
@*Apply the special tool to the inner race only when
.___installing the bearing.
2. INSTALLATION BOLTS
Apply adhesive to the entire thread section of the bolts andquickly tighten bolts to specification in the order shown.
Specified adhesive: MOPAR Part No.4318031
or MOPAR Part No.4318032
or equivalent
NOTEIf the bolts are to be reused, completely remove the old
adhesive from the threads.
1. INSTALLATION OF TAPER ROLLER BEARINGS
Using the special tool, press-fit the taper roller bearing into
position.Caution
Apply the special tool to the inner race only when
installing the bearing.
6
h--

MANUAL TRANSAXLE -Front Output Shaft Assembly 9‘1.~105
FRONT OUTPUT SHAFT ASSEMBLY”,I N21MKAF
- DISASSEMBLY AND REASSEMBLY,’
2
Disassembly stepsl
*a1. Taper roller bearing+* l +2. Taper roller bearing
3. Front output shaftReverse thedisassemblyproceduresto reassemble.4*: Refer to “Service Points of Disassembly”.l 4: Refer to “Service Points of Reassembly”.2200075
SERVICE POINTS OF DISASSEMBLY
1./2. REMOVAL OF TAPER ROLLER BEARINGS
Using the special tool, remove the taper roller bearing.
Caution
1. Do not reuse the bearing if it has been,, removed
from the shaft.
2.Replace the inner and outer races of the taper roller
bearing as a set.
SERVICE POINTS OF REASSEMBLY
2. INSTALLATION OF TAPER ROLLER BEARINGS
Using the special tool, press-fit the taper
rbller bearing into
position.Caution
Apply the special tool to the inner race’ only when
installing the bearing.
1. INSTALLATION OF TAPER ROLLER BEARINGS
Using the special tool, press-fit the taper roller bearing into
position.Caution
Apply the special too! to the inner race only when
installing the bearing.

21-106MANUAL TRANSAXLE - Front Differential
FRONT DIFFERENTIAL
DISASSEMBLY AND REASSEMBLY
NZIMMAG
i;&
Disassembly stepsl + 1. Bolt
2. Differential drive gear
** l +3. Ball bearing+* l * 4. Lock pinI)+ 5. Pinion shaft
l * 6. Pinion
I)+ 7. Washer
l + 8. Sidegear
95-lOl ft.lbs.l * 9. Spacer10. Differential case
NOTE(I)Reverse the disassembly procedures to reassemble(2)C*: Refer to “Service Points of Disassembly”.(3)l +: Refer to “Service Points of Reassembly”.(4)q : Non-reusable parts.
:&
-_-
160015
Press
teal case 2200095
SERVICE POINTS OF DISASSEMBLY3. REMOVAL OF BALL BEARING
Using the special tool, remove the ball bearing.
Caution
Do not reuse the bearing if it has been removed from
the differential case.
4. REMOVAL OF LOCK PIN
Drive out the lock pin from hole A using a punch.