Mainshaft HONDA INTEGRA 1994 4.G Repair Manual

Torque Converter Housing Bearings
Mainshaft Beadng/Oil Seal Replacement
1 . Drive out or pull up the mainshaft bearing and oil seal,using the special tools as shown.
Slide HammerCommercially Available3/8 in. x 16
07749 -OOIOOOO
14-150
2.Drive in the new mainshaft bearing until it bottomsin the housing, using the special tools as shown.
3.Installthe new oil seal flush with the housing usingthe sDecial tools as shown.
ATTACHMENT,62x68mm07746-0010500
ATTACHMENT,72x75mm07746-0010600
DRIVEN

Transmission Housing Bearings
Mainshaft/Countershaft Bearing Replacement
1. To remove the mainshaft and counte.shaft bearingstrom the transmission housing, expand each snapring with snap ring pliers, then push the bearing outusing the special tools and a press as shown,
NOTE: Do not remove the snap rings unless it,snecessafy to clean the grooves in the housing.
ATTACHMENT,62x68mm
Io7746-
---7i
)
MAINSHAFT
Mainshaft Removal uaoiATTACHMENT-72 ,, 75 mmo7746-OOlO600
Counterrhaft Removal uao:ATTACHMENT,62x68mm07746-O010500
TRANSMISSIONt|oustitc
PRESS
14-152
SNAP BING
Expand each snap ring with snap ring pliers, insertthe new bearing pan-way into the housing using thespecialtools and a press as shown. Installthe bear-ing with the groove tacing outside the housing.
NOTE: Coat all parts with ATF.
Release the pliers. then push the bearing down intothe housing until the ring snaps in place around it,
DRIVERo7749-OOIOOOO
GnoovE
Mainshatt Inltallation us6:ATTACHMENT,72x75mm07746-0010600
Counto.shalt In3talldtion uso:ATTACHMENT.62x68mm07746-O010500
4.After installing the bearing verify the lollowing:
a The snap ring is seated in the bearing and hous-In9 grooves.
a The snap ring operates properly
a The ring end gap is correct.
END GAP: O-7 mm

Transmission
12 x '1.25 fifi64 N.m {6.5 kgt'm,47 tbt'tr)
CONNECTOR STAY
Reassembly (cont'dl
TRANSMISSIONHANGER
TRANSMISSIONMOUNT BBACKET
MAINSHAFTSUB-ASSEMBLY
TRANSMISSION HOUSINGMOUNTING BOLTS, 18l0 x 1.25 mm
fl
44 N.m (4.5 kgl.m. 33 lbf.trl
TRANSMISSION HOUSING
T=
TRANSMISSION HOUSINGGASKETReplace.
REVERSE GEAR COLLAR
NEEOLE BEARING
REVEBSE GEAR
LOCK WASHERReplace.
SHIFT FORK
REVERSE SELECTORDOWEL PINS, 3
COUNTERSHAFTSUB.ASSEMBLY
DIFFERENTIALASSEMBLY
TOROUE CONVERTERHOUSING
14-158

18. Install the sub-shaft assembly in the transmission
housing {see page 14-138).
19- Install the reverse idler gear and gear shatt holder
(see page 14-154).
20. Install the differential assembly in the torque con-
verter housing.
21. Install the mainshaft and countershaft sub-assembly
together in the torque converter housing.
MAINSHAFTSUB.ASSEMBLY
COUNTERSHAFTSUB.ASSEMBLY
22.Turn the shift fork so the large chamtered hole is fac-
ing the fork bolr hole. then installthe shift fork with
the reverse selector and torque the lock bolt. Bend
the lock tab against the bolt head.
SHIFT FORK
LOCI( WASHERReplace.
6 x 1.0 mm4 N.m(1.4 kgl.m, rO lbt.ft)
Large chamfered holefaces this way.
,,1
24.
lnstall the reverse gear with the collar and needle
bearing on the countershalt.
Align the spring pin of the control shaft with the
transmission housing groove by turning the control
shalt.
Place the transmission housing on the torque con-
verter housing with a new gasket and the dowel pins.
CONTROL
/K"\
//2"\TRANSMISSION HOUSING
Install the transmission housing bolts along with the
t.ansmission hanger and the connector stay, then
torque the bolts in two or more steps in the sequence
shown.
TOROUE: 44 N.m (4.5 kgf.m, 33 lbf'ft)
TRANSMISSIONHANGER
25.
CONNECTOR
14-159

Transmission
Reassembly (cont'dl
SUB-SHAFT
27. Slip the special tool onto the mainshaft as shown.
MAII{SHAFT HOLDERoTGAa - PF5010I
Install the parking b.ake lever on the control shaft.
Installthe mainshaft 1st g6ar collar and thrust wash-
er on the mainshaft.
Install the countershaft 1st gear collar and n6€dls
bearing, then install the count€rshatt 1st gear/one-
way clutch/parking gea, assembly on the coun-
tershalt.
Install the parking b.ake pawl in th€ transmission
housing, then engage it with the parking gear.
PARKI''IG GEAR
PARTI GARAKELEVER
24.
29.
30.
31.
lST CLUTCH
14-1 60
MAIt{SHAFTCOU TERSHAFT
32. Use th6 old locknut and old conicsl spring washot
to tighten th€ parking gear to th€ sp€cifi€d torque,
then loosen the locknut.
TOROUE: 103 .m (1O.5 kgf.m, 75.9 lbf'ftl
NOTE: Locknut has left-hand threads.
PARKII{G GEAR
Install the sub-shaft lst gear on thg sub-shaft.
Install new O-rings on the mainshaft.
NOTE: Wrap the shaft splines with tspa to prevont
damago to the O-rings.
Assemblo th€ thrust wash6r, thrust naedle bearing,
needle bearing and msinshsft lst gear on tho lst
clutch assombly, then install them on the mainshaft.
33.
34.

36. Align the hole of the sub-shaft 1st gear with the hole
of the transmission housing, then insert a pin to lock
the sub-shaft while tightening the sub-shaft locknut.
37. Installnew conicalspring washers and new locknuts
on each shaft.
CAUTION: Install the conical spdng washers in the
dilection shown.
38. Tighten the locknuts to the specified torque.
TOROUE:
MAINSHAFT 93 N.m (9.5 kgf'm, 69 lbf.ft)
COUNTERSHAFT 103 N.m(1O.5 kgf.m, 75.9 lbf.ft)
SUB-SHAFT 93 N.m (9.5 kgf.m. 69 lbf.fi)
NOTE: Mainshalt and countershaft locknuts have
left-hand threads.
CONICAL DISC SPRINGSlnstall in rhis direcrion.
39.Stake each locknut using
. MAINSHAFT
a 3.5 mm punch.
. COUNTERSHAFT
O,7- 1.2 mm
0.7- 1.2 mm1O.03-O.05 in)
SUB-SHAFT LOCKNUT
14-161

Tapered Roller Bearing Preload Adjustment
NOTE: lf any of the items listed below were replaced,
the tapered roller bearing preload must be adjusted,
a Transmission housing
a Clutch housing
a Diffe.ential carrier
a Tapered roller bearing and bea,ing outer race
a Thrust shim
1 . Remove the bearing outer race, the thrust shim, and
the 79.5 mm shim from the transmission housing
(see page 1 5- 14).
CAUTION: Do not reuss lhe thrust shim it the bear-
ing outer raco was driven out.
2. First t.y the same size 79.5 mm shim that was
removeo.
CAUTION; Do not uso moro than two shims.
79.5 rnm SHIM
HOUSING
4.
o.
Instsllthe thrust shim and 79.5 mm shim, then drive
the bearing outer race in the transmission housing
{see page l5-14).
NOTE:
a Install the bearing outer race squarely.
a Check that there is no clearance between the
bearing outer race. thrust shim and transmission
housing.
With the mainshaft and countershaft.emoved, in-
stsllthe differential assembly, and lorque the clutch
housing and transmission housing,
8 x 1.25 mm
27 N.m 12.8 kgf.m, 20 lbf.ft)
NOTE: lt is not necessary to use sealing agent be-
tween the housings.
Rotate the ditterential assembly in both directions
to seat the tapered roller bearings.
Measure the starting torque of the differenlial assem-
bly with the special tool and a torque wrench.
NOTE: Measure the tapered roller bearing preload
in both directions.
STANDARD: 2.1 1 -3.O4 N.m(21.5-31.0 kgf'cm,
18.7-26.9 lbf.inl
{cont'd}
15-15

Gonnector ldentification and Wire Harness Routing
Engine Wire Harness {B1881engine)
Connector 01
Terminal
Number of
CavitiesLocationConnects ioNotes
c10'l
c102
c103
c104
c 105
c106
c107
c108
c108
c109
c110
c111
c113
c114
c115
Lt to
c117
c118
c119
c't 20
c121
c122
c123
cl24
c125
c't26
c127
c128
c129
c130
10
14
6
1
1
2
2
8
2
3
t
1
2
2)
2
8
14
2
2
Right side of engine compartment
Right side of engine compartment
Right side of engine compartment
Right side ol engine compartment
Right side of engine compartment
Right side of engine
Right side ol engine
Transmission
Transmission
Middle of engine
lvliddle of engine
Right side ot engine
Right side of engine compartment
ldiddle rear of engine compartment
Middle of engine
Middle ol engine
Middle of engine
Middle of engine
Middle ot engine
Left side of engine
lvliddle of engine
Middle of engine
Middle of engine
Middle ot engine
Middle ol engine
Left side of engine compartment
Left side of engine compartment
Left side of engine compartment
Transmission
Transmission
Transmission
Main wire harness (C221)
Main wire harness {C222}
Main wire harness (C223)
Main wire harness {C220)
Starter solenoid
Engine coolant temperature {ECT)
sensor
Engine coolant temperature (ECT)
gauge sending unit
Back'up light switch
Lock-up control solenoid valve A and B
lgnition coil
Top dead center/Crankshaft
position/Cylinder position
(TDC/CKP/CYP) sensor
Engine coolant temperature (ECT)
switch
Vehicle speed sensor (VSS)
Heated oxygen sensor (HO2S)
MAP sensor
Throttle position (TP) sensor
ldle air control (lAC) valve
Evaporative emission (EVAPI purge
control solenoid valve
Engine oil pressure switch
Alternator
Intake air temperature {lAT} sensor
No. 'l fuel injector
No. 2 tuel injector
No. 3 fuel injector
No. 4 fuel injector
Junction connector
Engine compartment wire harness
(c304)
Engine compartmenl wire harness
(c305)
Shift control solenoid valve A and B
Countershait speed sensor
Mainshaft speed sensor
M/T
NT
NT
NT
T 101
r102
Lelt side oI engine
Right side of engine compartment
Alternator
Under-hood tuse/relay box
G 101Right side of engineEngine ground, via engine wire
harness
23-16