Mainshaft HONDA INTEGRA 1994 4.G Service Manual

Transmission
Removal
4.Bemove the t.ansmission ground cable from the
transmission hanger.
Disconnect the lock-uD control solenoid valve con-
nector and the shitt control solenoid valve connec-
tor, then remove the harness clamp on the lock-up
control solenoid harness from the harness stav.
a Make sur€ lifts. iacks and safety stands are placad
properly, and hoist brackots are attachod to tho cor-
rect position on ths sngine {seo sectionl }.o Apply parking brake and block rear wheels, so car will
not roll off stands and fall on you whil6 working un-
del it
CAUTION: Use tender covers to avoid damsging paint-
ed surlaces,
1 . Disconnect the battery negative { - } and positive ( + )
cables from the battery.
2. Remove the intake air duct and air cleaner housino
assembly.
HARNESS CLAMP
LOCK-UP CONTROLSOLENOID VALVECONNECTOR
AIR CLEAI{ERHOUSING ASSEMBLY
SHIFT CONTROLSOLENOID VALVECONNECTORTRANSMISSIONGROUND CABI-E
Disconnect the vehicle speed sensor (VSS), main-
shaft sDeed sensor and countershaft speed sensor
connectors.
3.Remove the starter motor cables and cable holder
from the starter motor.VEHICLE SPEEDSENSOR CONNECTOR
STARTER MOTOR CABLECABLE HOLDER
VEHICLE SPEEDSENSOR
COUNTERSHAFTSPEED SENSORCONNECTOR
MAINSHAFT SPEEDSENSORCONNECTOR (cont,d)
STARTER MOTOR?/\
STARTER MOTOR CABLE
4-99

O RtcHT slDE covER pRoTEcToR
@ RrcHT stDE covER
O MAtt{sHAFr spEED sENsoR
@ o-RtNG Reptace.
@ cour{TERSHAFT SPEEO SENSOR
@ HARNESS STAY
O RoLLCR
@ COLLAR
O O-RING Reptace.
@ FEED PIPE FLAI{GE
@ o-RrNG
@ sIrlAP RING
@ 3RD CIUTCH FEED PIPE
@ COUNTERSHAFT LOCKNUT (FLAt{cE f{UTl Reptace.
@ coultTERsHAFf col{tCAL SpRtt{c WASHER Reotace.
@ PARKI G GEAR
@ oNE-waY cLUTcH
@ couNTERsHAFr lsr GEAR
@ NEEDLE BEARING
@ couNTERsHAFr tsr GEAR coLLAB
@ O-RING Reptace.
@ l sT-HoLD accuMuLAToR ptsToN
@ isT-HoLD ACCUMULAToR spBfi{c
@ o-RtNG Reptace.
@ rsT-HoLD ACGUMULAToR covER
@ SNAP Rrr{G
@ PAFKING BRAKE PAWL
@ PARKING BRAKE PAWL SPRII{G
@ PARKING BRAKE PAWL SHAFT
@ PARKING aRAKE PAWL SToPPER
@ LOCK wasHEn Reptace.
@ PARKI G BRAKE s?oPPER
@ PARKING BRAI(E LEVER
@ PARKI G BRAKE LEVER SPBING
@ DowEL PrN
@ O-RltIG Reptace.
@ RTGHT stoE covER GASKET Feptace.
@ isT ct-uTcH FEED ptpE
@ o-RtNG Reptace.
TOROUE SPECIFICATIONS
@ FEED PIPE GUIDE
@ SNAP RING
@ MAINSHAFT LocKNUT {FLANGE NUT) ReDIace.
@ MAfISHAFT CONTCAL SpRtNG WASHER Reotsce.
@ IsT cLUTcH ASSEMBLY
@ O-RING Reptace.
@ THRUST WASHER
@ THRUSI NEEDLE BEARI G
@ EEDLE BEARING
@ MAI'{SHAFT lsT GEAR
@ THRUST WASHER
@ MAINSHAFT lsT GEAR coLLAR
@ RoLLER
@ coLLAR
@ O-Rlt{c Reptace.
@ FEEo PIPE FLANGE
@ o-RING R€ptace.
@ SNAP RING
@ lsr-HoLD cLUTcH FEED ptpE
@ SUB-SHAFT LoCKNUT IFLAt{c€ NUTI Reptace.
@ suB-sHAFr cot{tcAl spRtNG WASHER Reptace.
@ SU8-SHAFT lST GEAR
@ LOCK WASHER f,eptace.
@ THRoTILE cor{TRoL LEVER
@ THRoTTLE coNTRoL I.EVER SPRING
@ oll sEAt Reptace.
@ THRoTTI"E coNTRoL CABLE STAY
@ sHtFT CONTROL SOLEI{O|O HARNESS
@ Jor T BoLT
@ ATF COOLER PIPE
@ SEAL|NG WASHERS Roptace.
@ ATF cooLER P|PE
@ ATF LEVEL GAUGE
@ JOINT EOLT
@ vEHtcLE spEED sEf{soR
@ o-RtNG Reptace.
@ DRAIN PLUG
@ SEALING WASHER Replace.
Ret No.Torque ValueBolt SizeRemarks
B
D
F
K
L
'12 N.m (1 .2 kgf .m, 8.7 lbJ.tt)
14 N.m (1.4 kgf.m, 10lbf.ft)
22 N.m 12.2 kgf.m, 16 lbf.ft)
8 N.m (O.8 kgf.m, 6 lbf.ftl
28 N'm (2.9 kgf .m, 21 lbf.ttl
49 N.m (5.O kgf.m, 36 lbf'ft)
93 N.m {9.5 kgf.m, 69 lbt.ft}
103 N.m {1O.5 kgf.m, 75.9 lbf.ftl-O-
1O3 N.m (10.5 kgf'm. 75.9 lbf.ft)
93 N.m (9.5 kg-m, 69 lb-ft)
6 x 1,O mm
6 x 1.O mm
I x 1.25 mm
5x0.8mm
12 x 1-25 mm
18 x '1.5 mm
tY x t.z5 mm
23 x 1.25 mm
'19 x 1.25 mm
Specialbolt
ATF cooler pipe joint bolt
Drain plug
Mainshaft locknut(flange nut):
Left-hand threads
Countershaft locknut(tlange nut)
Lett-hand threads
Sub-shatt locknut(flange nut)
14-105

O) COUNTERSHAFT REVERSE GEAR COLLAR
@ NEEDLE BEARING
G) COUNTERSHAFT REVERSE GEAR
@ LOcK WASHER Reptace.
@ REVERSE sHIFT FoRK
@ BEVERSE SELECToR
O REVERSE SELECToR HUB
@ couNTERSHAFT 4TH GEAR
@ NEEDLE BEARING
@ DTSTANCE COLLAR, 29 mm Setecrive part.
@ coUNTERSHAFT 2ND GEAR
@ THRUST NEEDLE BEARING
@ GoUNTERSHAFT 3RD GEAR
@ NEEDLE BEARING
@ THRUST NEEDLE EEARING
G) COUNTERSHAFT 3RD GEAR COLI-AR
O 3RD cLuTcH ASSEMBLY
(!) O-RINGS Replace.
@ coUNTERSHAFT
@ REVERSE IDLER GEAR
@ SNAP RING
@ THRUST WASHER
@ THRUST NEEDLE BEARING
@ MAINSHAFT 4TH GEAR
@) NEEDLE BEARINGS
@ THRUST NEEDLE BEARING
@ MAINSHAFT 4TH GEAR coLLAR
@ 2ND/4TH cLUTcH ASSEMBLY
et O-RINGS Replace.
@ THRUST waSHER, 36.5 x 55 mm Setective pan.
@ THRUST NEEDLE EEARING
@ MA|NSHAFT 2ND GEAR
€, NEEDI.E BEARING
@ THRUST NEEDLE EEARING
.O MAINSHAFT
@ SEAL|NG RtNGs, 3s mm
@ SEAL|NG R|NG, 29 mm
@ NEEDLE BEARING
@ sET RING
@ 1ST-HOLD CLUTCH
@ O-RING Replace.
@ THRUST WASHER
@ THRUST NEEDLE BEARING
@ NEEDLE BEARING
@ SUB.SHAFT 4TH GEAR
@ THRUST NEEDLE BEARING
@ SUB.SHAFT 4TH GEAR COLLAR
@ SUB-SHAFT
@ SUB.SHAFT NEEDLE BEARING
@ NEEDLE BEARING SToPPER
@ otL GUTDE cAP Reptace.
@ REVERSE IDLER G€AR SIIAFT/HOLDER
@ NEEDLE BEARII{G
@ sHIFT GONTROL SOLENOID vAI.vE ASSEMBLY
PROTECTOR
@ sHrFT CONTROL SOLENOTD VALVE A/B
@ SHIFT CONTROL SOLENOID VALVE A/B FILTER/GASKET
Replace.
@ TRANSMISSION HANG€R
@ TRANSMtsstoN MouI{T BRAGKET
@ oll SEAL Replace.
@ sET RING Replace.
@ TRANSMISSION HOUSING GASKET Replace.
@ DOWEL PrN
@ SNAP RI G
@ SUB-SHAFT IRANSMtSStON HOUSNG AEARTNG
@ MAINSHAFT TRANSMISSION HOUSING BEARING
@ coUNTERSHAFT TRANSMISSION HOUSING BEARING
@ DIFFERENTIAL ASSEMELY
@ OtL SEAL Replace.
@ CoNNECTOR STAY
TOROUE SPECIFICATIONS
Rel No.Torque ValueBolt SizeRemarks
B
E
H
12 N.m (1.2 kgf.m,8.7 lbt.tt)
14 N.m (1 .4 kgf .m. 10 lbf .ft)
44 N.m (4.5 kgt.m, 33 lbf .ft)
64 N.m (6.5 kgf .m, 47 lbf .ft)
6 x 1.O mm
6 x 1.O mm'lO x 1.25 mm
12 x 1.25 mm
Special bolt
14-107

OIL FEED PIPE
ACCUMULATOR COVER
O-RING Replace.
OIL FEED PIPE
OIL FEED PIPE
SERVO OETENT EASE
LOCN WASHER Feplace.
ATF STRAINER
SUCTION PIPE COLLAR
SERVO BOOY
THROTTLE CONTROL SHAFT
E RING
SERVO SEPARATOR PLATE
1ST ACCUMULATOR CHOKE
CHECK BALL
STOPPER SHAFT STAY
SECONDARY VALVE BODY
DOWEL PIN
SECONDARY SEPARATOR PLATE
LUBRICATOR PLATE
OIL FEED PIPE
LOCK.UP VALVE BODY
DOWEL PIN
LOCK-UP SEPARATOR PLATE
TOROUE CONVERTER CHECK VALVE SPRING
TOROUE CONVERTER CHECK VALVE
COOLER CHECK VALVE SPRING
COOLER CHECK VALVE
TOROUE SPECIFICATIONS
@ REGULAToR vALvE BoDY
@ STOPPER SHAFT
@ O-RING Reptace.
@ STATOR SHAFT
@ otl FEED PIPE
@ MAIN vALvE BoDY
@ CHECK EALL
@ DowEL PIN
@ oIL PUMP DRIVE GEAR
@ OIL PUMP DRIVEN GEAR SHAFT
Q9 OIL PUMP DRIVEN GEAR
@ MAIN SEPARAToR PLATE
@ DowEL PrN
@ coNTBoL sHAFT
@ DETENT SPRING
@ DETENT ARM SHAFT
@) DETENT ARM
@ ATF MAGNET
@ COUNTEBSHAFT TOROUE CONVERTER HOUSING
NEEDLE BEANING
@ oIL GUIDE PLATE
@ TOROUE CONVERTER HoUSING
@) MAINSHAFT TOROUE CONVERTER HOUSING BEARING
@ oll SEAL Reptace.
@ LocK-up coNTRoL soLENotD vALvE A/B
@ coNNECTOR STAY
@ LOCK-UP CONTROL SOLENOTD VALVE A/B
FILTER/GASKET Replace.
ReI No.Torque ValueBolt SizeRemarks
12 N.m (1 .2 kgf.m, 8.7 lbf.ft)6 x 1.O mm
14-109

Right Side Cover
Removal
NOTE:
a Clean all pans thoroughly in solvent or carburetor cleaner, and dry with compressed air,
a Blow out all passages.
a When removing the transmission right side cover, replace the following:. Right side cover gasket. Lock washers. O-rings. Each shaft locknut. Conical spring washers. Sealing washers
RIGHT SIDE COVER
SIDE COVER PROTECTOR
1.O mm BOLTS
SUB.SHAFTReplace.
THROTTLE CONTBOLLEVER
MAINSHAFT1ST GEAR
CONICALSPRINGWASHERReplace.WASHERReplace.
PARKING GEAR
ONE.WAY CLUTCHSUB.SHAFT 1ST GEAN
JOINT AOLT
THRUST WASHER,I ST GEAB COLLAR
1ST GEAR
NEEDLE BEABING
lST GEAR COLLAR
ATF LEVEL GAUGE
SEALING WASHERSReplace.
14-110
ATF COOLER PIPES

Remove the 13 bolts securing the right side cover
and right side cover protector, then remove them.
Slip the special tool onto the mainshaft as shown.
MAINSHAFT HOLOER07GAB-PF50101
3. Engage the parking brake pawl with the parking gear.
4. Align the hole ot the sub-shaft l st gear with the hole
of the the transmission housing, then insert a pin to
lock the sub-shaft while removing the sub-shaft
locknut.
'1.
COUNTERSHAFTLOCKNUTReplace.
MAINSHAFTLOCKNUTReplace.
8 mm pin.
comm€rciallyavailable
SU8-SHAFTLOCKNUTReplace.
Align the holes.
CONICAL SPNINGWASHERSReplace.
5. Pry the lock tab of the mainshaft locknut.
6. Cut the lock tabs of the countershaft and sub-shaft
locknuts using a chisel as shown. Then remove the
locknut from each shatt.
NOTE;
a Mainshaft and countershaft locknuts have lett-
hand threads.
a Clean the old countershaft locknut, it is used to
install the parking gear on the countershaft.a Always wear safety glasses.
CAUTION:
Keop all of th€ chis€led panicles out of the
tlanamigsion.
llrF-"""*
,fl(,-..- LocKNUr
@-.**'o'
7.
8.
q
10.
11.
12.
13.
14.
15.
to.
Remove the lock pin that was installed to hold the
sub-shaft.
Remove the special tool from the mainshaft after
removing the locknut.
Remove the 1st clutch and mainshaft 1st gear as-
sembly from the mainshaft.
Remove the sub-shaft 1st gear,
Remove the parking brake pawl.
Using a universal two jaw puller. remove the park-
ing gea.. one-way clutch and counlershatt 1st gear
assembly.
PARKING GEAR
Remove the parking brake lever from the control
shaft.
Remove the throttle control lever from the throttle
control shaft.
Remove the ATF cooler pipes.
Remove the ATF level gauge.
14-111

Transmission Housing
Removal
TRANSMTSSTOIr HOUSIIGMOUNTING BOLTS
TSAt{SMtSStOt{HANGER
fl
TRANSMISSIO HOUSII{G
TRA[{SMrSSrOr{MOUNT BRACKET
MAINSHAFTSUA.ASSEMBLY
'RAI{SMTSSTO HOUS|IGGASKETRgolace.
REVERSE GCAR COLLAR
]{EEDLE BEARII{G
NEVERSE GEAR
LOCT WASHEFReplace.
SHIFT FORX
REVERSE SEL€CTON
COUI{TERS}IAFTSUB-ASSEMEI.Y
DIFFEFEI{IIALASSEMBIY
(-t\
14-112

NOTE:
a Clean all parts thoroughly in solvent o. carburetor
cleaner and d.y with compressed air.a Blow out all passages.
a When removing the transmission housing, replace the
following:. Transmission housing gasket. Lock washer
1. Remove the transmission mount b.acket.
Remove the transmission housing mounting bolts
and hanger.
Align the spring pin of the control shaft with the
transmission housing groove by turning the control
shaft.
Install the special tool on the transmission housing,
then remove the housing as shown.
HOUSING PUI-LER07HAC-PK4010A
2.
4.
6.
Remove the countershaft reverse gear with the col-
lar and needle bearing.
Remove the lock bolt securing the shitt fork. then
remove the fork with the reverse selector trom the
countershatt.
Remove the countershaft and mainshaft sub-
assembly together.
8. Remove the ditferential assemblv.
14-113

Mainshaft
Disassembly/lnspection/Reassembly
NOTE:
a Lubricate all pans with ATF during reassembly.
a Install the thrust needle bearings with unrolled edge of bearing retainer lacing washer.
a Inspect the thrust needle bearings and the needle bearings for galling and rough movement.
a Betore installing the O-rings, wrap the shaft splines with tape to prevent damaging the O-rings.
a Locknut has lett-hand threads.
RING
\
MAINSHAFTCheck splines tor excessivewear or damage.Check bearing surface for scoring,scralches or excessive wear,
CONICAL SPRING WASI{ERReplace.
LOCKNUT (FLANGE NUT)19 x 1.25 mm93 N.m {9.5 kgf.m, 69 lbf.ftlReplace.Left-hand threads
SNAP
THRUST WASHER
THRUST NEEDLEBEARING
lST CLUTCHASSEMBLY
o-ntNGsReplace.
THRUST WASHER
THRUST NEEDLEBEARING4TH GEAR
NEEOLE BEARIT{GS
4TH GEAR COLLAR
lST GEAR
THRUST WASHER
BEANING
1ST GEARCOLLAR
TRANSMISSIONHOUSING BEARING
SEALING RINGS,35 mm
2ND/4TH CLUTCHASSEMBLY
NEEDLE BEARING
THRUST NEEDLEBEARING
O.RINGSReplace.
THRUST WASHER, 36.5 x 55 mmSolective part.
THRUST NEEDLEBEAFING
2ND GEAR
SEALING RING.29 mm
NEEDLE BEARING
SET RII{G

Mainshaft
Inspection
a Clearance Measurement
NOTE: Lubricate all parts with ATF during assembly.
1 . Remove the mainshaft bearing lrom the transmission
housing (see page 14-152).
2. Assemble the parts below on the mainshaft.
NOTE: Do not assemble the O-rings while in-
specting.
LOCKNUT
/ 1ST CLUTCH ASSEMBLY
THRUST WASHER
lST GEAR COLLAR
TBANSMISSIONHOUSING BEARING
THRUST WASHER
4TH GEAR COLLAR
2ND/4TH CLUTCHASSEMBLY
THRUST WASHERSelective part.
TI{RUST NEEDLEBEARING
2ND GEAR
NEEDLE BEARING
THRUST NEEOLEBEARING
MAINSI.IAFT
14-130
3RD GEAR2ND GEAR
Torque the mainshaft locknut to 29 N.m (3.0
kgf .m, 22 lbf.ft).
NOTE: Mainshaft locknut has lett-hand threads.
29 N.m (3.0 kgl.m, 22 lbt.ft)
4. Hold 2nd gear against the 2nd clutch. then meas-
ure the clearance between 2nd gear and 3rd gear
with a feeler gauge.
NOTE: Take measurements in at least three Dlaces
and take the average as the actual clea.ance.
STANDARD: 0.05-0.13 mm {0.002-0.005 inl
THRUST WASHER-36.5 x 55 ftm
3RD GEAR 2ND GEAR