Page 829 of 2189
Countershaft
Disassembly/lnspection/Reassembly
NOTE:
. Lubricate all parts with ATF before reassembly'
. tnrp"",,n",t -"t needle bearings and the needle bearings for galling and rough movement'
. Before installing the O-rings. wrap the shaft splines with tape to prevent damaging the O-rings
. Locknut has left-hand threads
LOCKNUT (FLANGE NUT}
23 x 1.25 mm103 N.m
{10.5 kgf'm, 75.9 lbf'tt)
Replace.Left'handlhreads
CONTCAL SPRING
WASHERReplace.
GEAR
CLUTCH
1ST GEAR
BEARING
lST GEAR COLLAR
TRANSMISSIONHOUSING BEARING
REVERSE GEAR
NEEDLEBEARING
SELECTOR
SELECTOR
4TH GEAR
NEEDLE BEARING
DISTANCE COLLAS,
28 mmSelective pa .
COUNYERSHAFTCheck splines lor excesslve
wear and damage
2'{D GEAR
THRUST NEEDLEBEARING
3RD GEAB
NEEDLE BEARING
3RD GEAR COLLAR
THRUST NEEDLE EEARING
SPLINEO WASHER
3RD CLUTCH ASSEMBLY
Check bearing surface for scoring'
scratches and excessive wear'
Replace.
1+151
Page 830 of 2189
Countershaft
Disassembly/Reassembly
1. Using a hydraulic press, press out the countershaftwhile supporting 4th gear.
NOTE: Place an attachment between the press andthe countershaft to prevent damage to the shaft.
CAUTION: Do not allow the countershaft to fall andhit the g.ound when pressed clear.
14-152
2. Assemble the parts on the countershaft as shownoetow.
NOTE;
. Lubricate all parts with ATF during assembly.. Before installing the O-rings, wrap the shaft splineswith tape to prevent damaging the O_rings.
4TH GEAR
NEEDLE EEARING
DISTANCE COLLAR, 28 mmSelective part.
2ND GEAR
THRUST NEEOLE BEARING
3RD GEAR
NEEDI.E EEARING
3RO GEAR COLLAR
THRUST NE€OLE BEARING
SPLINED WASHER
3RD CLUTCH ASSEMBLY
O.RINGSReplace.
COUNTERSHAFT
Page 831 of 2189
3. Install the reverse selector hub on the countershaft
sub-assembly, and then press the reverse selector
hub using the special tool and a press as shown'
Inspection
r Clearance Measurement
NOTE; Lubricate all parts with ATF during assembly
1. Remove the countershaft bearing from the trans-
mission housing (see page l4-174)
2. Installthe parts below on the countershaft using lhe
special tool and a press as described on this page
NOTE: Do not assemble the O-rings during inspec-
tion.
REVERSE SELECTOR
HUB
4TH GEAR
NEEDLE BEARING
DISTANCE COLLAR, 28 mm
Selectave Part.
2ND GEAR
THRUST NEEDLE BEARING
3RD GEAR
BEARING
3RD GEAR COLLAR
THBUST NEEDLE BEARING
SPLINEO WASHER
3RD CLUTCH ASSEMBLY
(conl'd)
14-153
Page 832 of 2189

Gountershaft
Inspection (cont'dl
3. Install the parts below on the countershaft sub-assembty, then torque the locknut to 29 N.m (3.0kql.m , 22 blf.ftt .
NOTE: Countershaft locknut has left hand threads.
(=)-----'
v
LOCKNUTLeft hand threads
CONICAL SPRINGWASHER
PARK GEAR/ONE.WAYCLUTCH/1ST GEARASSEMBLY
NEEOLE BEARING
.I ST GEAR COLLAR
TRANSMISSION HOUSINGBEARING
REVERSE GEARCOLLAR
\
14-154
4. Measure the clearance between the 2nd gear andthe 28 mm distance collar with a feeler gauge.
NOTE: Take measurements in at least three places.and use the average as the actuar ctearance.
STANDAFD: 0.10 - 0.18 mm {0.004 - 0.002 inl
lf the clearance is out of tolerance. remove the 2gmm distance collar and measure the width.
Select and install a new distance collar, thenrecheck.
DISTANCE COLLAR, 28 mm
7. Afret selecting a new distance collar, recheck theclearance and make sure it is within tolerance.
OISTANCE COLLAR, 28 mm
No.Part Numb€rwidrh
190503-PCg-00039.00 mm (1.535 in)
290504-PCg-00039.10 mm { 1.539 in)
90505-PCg-00039.20 mm (1.543 in)
90507-PCg-00039.30 mm {1.547 in)
90508-PC9-00039.05 mm (1.537 in)
90509-PCg-00039.15 mm (1.541 in)
790510-PCg-00039.25 mm ( 1.545 in)
I90511-PCg-00038.90 mm (1.531 in)
90512-PCg-00038.95 mm (1.533 in)
Page 843 of 2189

13. Measure the clearance between the clutch end plate
and top disc with a dial indicator' Zero the dial indi-
cator with the clutch end plate lowered and lift it up
to the snap ring. The distance that the clutch end
plate moves is the clearance between the clutch end
plate and top disc.
NOTE| Take measurements in at least three places,
and use the average as the actual clearance.
Clutch End Plste-to-Top Disc Clearance:
OIAL INDICATOR
CLUTCH ENDPLATEClearance
14.
CLUTCH DISC
lf the clearance is not within the service limits,
select a new clutch end plate from the following
table.
NOTE: lf the thickest clutch end plate is installed,
but the clearance is still over the standard, replace
the clutch discs and clutch plates.
PLATE NUMBERThickn6ss
ClutchSerYice Limit
1st
2nd
3rd
4th
0.65 - 0.85 mm (0.026 - 0.033 in)
0.65 - 0.85 mm (0.026 - 0.033 in)
0.40 - 0.60 mm (0.016 - 0.024 in)
0.40 - 0.60 mm (0.016 - 0.024 in)
CLUTCH ENO PLATE
14-165
Plate No.Part NumberThickness
,l
2
J
4
5
6
1
8q
22551 - P4R - 003
22552-P4R-003
22553-P4R-003
22554-P4R-003
22555-P4R-003
22556-P4R-003
22557 -P4B-OO3
22558-P4R-003
22559-P4R-003
2.1 mm (0.083 in)
2.2 mm (0.087 in)
2.3 mm (0.091 in)
2.4 mm (0.094 in)
2.5 mm (0.098 in)
2.6 mm (0.102 in)
2.7 mm {0.106 in)
2.8 mm {0.110 in)
2,9 mm (0.1 '14 in)
CLUTCH END PLATE
A4RA, g4RA Transmission:
M,IRA Transmi$ion:
15. After replacing the clutch end plate. make sure that
the clearance is within tolerance.
Plate No.Part NumberThickness
1
3
'l
.'q
10
11't2
13
14
15'16
17
18
22551 - PCg - 000
22552-PCg-000
22553-PCg-000
22554-PCg-000
22555-PCg-000
22555-PCg-000
22557-PCg-000
22558-PCg-000
22559-PCg-000
22560-PCg-000
22561 - PCg - 000
22562-PCg-000
22563-PCg-000
22574 - P4V - 003
22561 - P4V - 003
22562- P4V - 003
22563-P4V-003
22564-P4V-003
2.4 mm (0.094 in)
2.5 mm (0.098 in)
2.6 mm {0.102 in)
2.7 mm (0.106 in)
2.8 mm (0.110 in)
2.9 mm (0.114 in)
3.0 mm {0.118 in)
3.1 mm (0.122 in)
3.2 mm (0.126 in)
3.3 mm (0.130 in)
2.1 mm (0.082 in)
2.2 mm {0.086 in)
2.3 mm (0.090 in)
3.4 mm (0.134 in)
3.5 mm (0.138 in)
3.6 mm (0.142 in)
3.7 mm (0.146 in)
3.8 mm (0.150 in)
Page 848 of 2189

Differential
Oil Seal Installation/Side Clearance (cont'd)
4. Tap on the transmission housing side of the differ-
ential assembly with the special tool to seat the dif-
ferential assembly in the torque converter housing.
DRIVER 40 mm l.D.
L
14-170
5. N4easure the clearance between the 80 mm set ring
and outer race of the ball bearino in the transmis-
sion housing.
STANDARD: 0 - 0.15 mm (0 - 0.006 inl
SET RING, 80 mm
BALL BEARING
lf the clearance is more than the standard, select a
new set ring from the table, and install:
SET RING, 80 mm
NOTE: lf the clearance measured in step 5 is stan-
dard, it is not necessary to perform steps 7 and 8.
Remove the transmission housing.
Replace the 2.50 mm (0.098 in) 80 mm set ring with
the one of the correct thickness selected in step 6.
7.
Part NumberThickness
90414-689-000
904r5-689-000
90416-689-000
90417-689-000
90418-689-000
904r9-PH8-000
2.50 mm (0.098 in)
2.60 mm {0.102 in)
2.70 mm {0.106 in)
2.80 mm (0.110 in)
2.90 mm (0.114 in)
3.00 mm (0.118 in)
Page 853 of 2189
Reverse ldler GearPark Stop
lnstallation
1, lnstall the reverse idler gear.
Install the reverse idler gear shaft holder and needle
bearing into the transmission housing, then tighten
the bolts.
6 x 1.0 mm12 N.m ll .2 kgf'm,
8.7 tbf.ftl
GEAR
'1.
Inspection/Adiustment
Set the park lever in the E position.
Measure the distance between the park pawl shaft
and the park lever roller pin as ahown.
STANDARD: 72.9 - 73.9 mm 12.87 - 2.91 inl
PARK PAWLSHAFT
lf the measurement is out of tolerance, select and
install the appropriate park stop from the table
Delow.
PARK STOP
PARK STOP
After replacing the park stop, make sure the dis-
tance is within tolerance.
/A\Measuring\v
MarkPart Numb€rLr12
I24537-PAg-00311.00 mm
(0.433 in)
11.00 mm
(0.433 in)
24538-PAg-00310.80 mm(0.425 in)
10.65 mm
(0.419 in)
24539-PAg-00310.60 mm(0.417 in)
10.30 mm(0.406 in)
14-175
Page 857 of 2189

17.
18.
19.
lnstall the reverse idler gear and the gear shaft
holder (see page 14-175).
lnstall the differential assembly in the torque con-
verter housing.
Assemble the mainshaft sub-assembly and the
countershaft sub-assembly, then install them
together in the torque converter houslng
MAINSHAFTSUB-ASSEMBLY
20,
COUNTERSHAFTSUB.ASSEMBLY
Turn the shift fork so the large chamfered hole is
tacing the fork bolt hole, then install the shift fork
with the reverse selector, and tighten the lock bolt'
Bend the lock tab against the bolt head
SHIFT FORK
LOCK WASHERReplace.
6 x 1.0 mm4 N.m('l.4 kgl'm, 1O lbt'ft)
Large chamtered hole
21.
22.
lnstall the needle bearing, countershaft reverse gear
and reverse gear collar on the countershaft.
Align the spring pin on the control shaft with the
transmission housing groove by turning the control
shaft.
CONTROL SHAFT
Install the two dowel pins and a new gasket on the
torque converter housing.
Place the transmission housing on the torque con-
verter housing.
CAUTION: Make sure that lhe mainshaft speed
sensor is not installed on the transmission housing
before installing the transmission housing on the
torque conv€rter housing.
lnstall the transmission housing mounting bolts
along with the transmission hanger, then tighten
the bolts in two or more steps in the sequence as
shown.
TOROUE: ,l,t N'm l{.5 kgf'm, 33 lbf'ft}
TRANSMISSIONHANGER
24.
o
(cont'di
SPRING PIN
14-179