Thrust HONDA CIVIC 1998 6.G Service Manual

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

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

Transmission
26. Slip the special tool onto the mainshaft as shown,
MAINSHAFT HOLDER07GAB - PF50101
Installthe park lever on the control shaft.
Assemble the one-way clutch and the park gearwith the countershaft lst gear (see page l4-1S5).
Install the countershaft lst gear collar. needle bear_ing, and the countershaft 1st gearlpark gear assembly
Reassembly (cont'dl
on the countershaft.
lSTCLUTCH PARKASSEMBLY GEAR
27.
28.
29.
30.Install the park pawl shaft, spring, pawl, and pawlstop on the transmission housing, then engage thepark pawlwith the park gear.
14-180
31. Install the mainshaft 1st gear collar on the main_shaft.
32. Wrap the shaft splines with tape to prevent the O-rings, then install new O-rings on the mainshaft,
33. Assemble the thrust washer, thrust needle bearing,needle bearing, and mainshaft ?st gear in the lstclutch assembly, then install them on the mainshaft.
34. Install new conical spring washers and locknuts oneach shaft.
CAUTION: Install the conical spring washers in thedirection shown.
MAINSHAFTLOCKNUTLeft hand threads
CONICAL SPRING WASHERSinstall in this direction.
35. Tighten the locknuts to the specified torque.
NOTE:
. Do not use an impact wrench. Alwavs use atorque w.ench to tighten the locknut.. Mainshaft and countershaft locknuts have left_hand threads.
TOROUE:
MAINSHAFT 78 N.m (8.0 kgf.m, 58 tbf.ft)COUNTERSHAFT t03 N.m 1r0.5 kgf.m, 75.9 tbt.ftl

Continuously Variable Transmission (CVTI
Special Tools ................ 14-194
Description .................... 14-195
Clutches/Reverse Brake/Planetary
Gear/Pulleys .......... 14-198
power Flow ..............,..... 14-200
Electronic Control SYstem(,96 - 98 Modets) ......14-203
Electronic Control System
('99 - oo Models) " 14-205
Hydraulic Control '....... 14-208
Hydraulic Flow .'..-.....'... '14-212
Park Mechanism .....-...'.' 14-222
Eleqtrical Systom
Component Locations'96 - 98 Models """"""' 14-224,99 - 00 Modets ............. 14-225
TCM Circuit Diagram ('96 - 98 Models) ............. 14-226
TCM Terminal Voltage/Measuring Condiiions ('96 - 98 Models) '.... 14-228
PcM Circuit Oiaqram{A/T Control System: '99 - 00 Models} ...--.... 14-230
PCM Terminal Voltage/Measuring Conditions('99 - 00 Models)
A/4 Control System .'.'...14-232
Troubleshooting Procedures ... . .... .....',........."' '14-234
Symptom-to-ComPonent Chart
Electrical System - '96 - 98 Models ......'..... '14-234
Electrical System -'99 - 00 Models ..'....-..-. '11-210
Electrical Troubleshooting
Troubleshooting Flowcharts('96 - 98 Models) """'11-242
Troubleshooting Flowchart
('99 - 0O Modets) ...... 14-265
Linear Solenoids/lnhibitor Solenoid
Test ......................... . ...... 14-29f
Drive Pulley/Driven Pulley/Secondary Gear
Shaft Speed Sensors
Replacement .........'...... .14-292
Start Clutch Control
Start Clutch Calibration Procedure ....... ....,. 14-293
Hydraulic SYstem
Symptom-to-ComPonent Chart
Hydraulic System '.'.......14-294
Road Test ............................ 14-296
Stall Speed
Test......................... ...... 14-294
Fluid Level
Checking/Changing ....... 14-299
Pressure Testing ................. 14-300
Lower Valve BodY AssemblY
Replacement ..........,... 14-302
ATF Filter
Removal/lnstallation ..... 14-303
Transmission
Transmission
Removal ........... . 14-304
lllustrated Index
Transmission/Lower Valve BodY
Assembly ................. 14-308
Transmission Housing/Flywheel Housing ... 14-310
End Cover/f ntermediate Housing ..........'.'.... 14-312
Transmission Housing/Lower Valve Body Assembly
Removal ..........'.... .. " 14-314
Transmission Housing/Flywhesl Housing
Removal ................. ........ 1+316
End Cover/lntermediate Housing
14-318Removal .........,...............
Manual Valve Body
Disassembly/lnspection/Reassemblv .'.'.'..... 1 4-320
Forward Clutch
lltustrated Index ........................................ 14-321
Disassemblv .................. 14-322
Reassemblv , ,, . ',','......14-324
Secondary Gear Shaft
25 x 35 mm Thrust Shim Selection ..'.'....-... 14-324
Differential
lllustrated lndex ...,.....................,.,...-.-.-...'... 14-329
Backlash Inspection .-....14-329
Bearing Replacement ......'........'....'... ....'... 14-330
Differential Carrier Replacement ........'........ 14-330
Oil Seal Removal ........... 14-331
Oil Seal Installation/Side Clearance ....... . . 14-331
Flywheel Housing Input Shaft Oil Seal
Replacement .....,.... ...'.'.. 14-333
Transmission Housing Bearings
Driven Pulley Shaft Bearing
Replacenient ...................'. . ...................'.. 14-334
Secondary Gear Shaft Bearing
Reolacbment ...................... . .......... . ........ 14-335
Flywheel Housing Beating
Secondary Gear Shaft BearingReo1acement..................,........................... 14-335
Ring Gear Bearing
Replacement......... ........ 14-336
Control Shaft Assembly
Removal/lnstallation ....................'........... 14-336
Transmission
Reassembly .................. 14-338
Flywheel/Drive Plate .. . ...... . ...... ... . ....-.....'.'...14-341
Transmission
lnstalation ..................... 14-348
Cooler Flushing .'......... 14-352
shift cable
Removal/lnstallation....'........." """ 14-354
Adjustment .......'........ 14-355
Shift Lever ........................,. 14'356
Shift Indicator Panel
Adjustment ................ 14-357
ATF Cooler/Hoses
lnsta llation ......,,...... .... 14-357

t.
rl,
fl,
PROBABLE CAUSE LIST
Low CVT fluid level
ATF pump worn. AT gears worn or damaged. Foreign material in ATF pump.
ATF pump chain/ATF pump sprocket worn or damaged.
Input shaft worn or damaged.
Sun gear worn or damaged.
Final driven oear worn or damaqed,
Secondary drive gear/secondary driven gear worn or damaged-
5
6
1
8Flywheel/drive plate worn or damaged.
Intermediate housing assembly worn or damaged.9
'10Forward clutch defective.
Shift cable broken/out of adiustment.
M"nu"t t"uffi
ATF feed pipe (pulley pressure) worn or damaged.
Vchiclc speed sensor defective.
TCM or PCM defective.
Reverse brake detective.
1'r
't2
13
14
16
'11
'18
1qPlanetary gear worn or damaged.
Sta rt clutch defective.
ATF feed pipe (start clutch pressure) worn or damaged
20
t't
Clutch clearance/reverse brake clearance incorrect.
23Reverse brake return spring/retainer worn or damaged
24Needle bearing on input shaft worn or damaged.
25Thrust needle bearing on carrier worn or damaged.
Thrust washer on carrier worn or damaged.
Enoine outout low.------------------------
Flvwhcel assemblv defective.
Control lever worn or damaged.
Park pawl/park pawl shaft worn or damaged
Detent lever/park brake rod assembly worn or damaged
27
29
30
32Park gear worn or damaged.
Park pawl spring worn or damaged.
ATF strainer/ATF filter clogged.
Lower valve body assembly defective.
Lower valve bodv assemblv defective (PL regulator valve body assembly defective)'
33
34
50
Lower valve bodv assembly defective (shift valve body assembly defective).
Lower valve bodv assemblv defective (start clutch control valve body assembly defective)'
39Lower valve bodv assemblv defective {inhibitor solenoid defective}
40Solenoid harness worn or damaged.
Manual valve body worn or damaged.
PB feedback system defective.
CVT fluid deteriorated.
41
43
14-295

C O-RING Replace.
e) OIL SEAL RePlace.' FLYWHEEL HOUSING
O flVWneel }|OUSttttG GASKET Replace
6 DIFFERENTTALASSEMELY
@ lrr plsslce uruE ASSEMBLY
O O-RING Replace
@ DOWEL PIN
€) ATF PUMP ASSEMBLY(O DowEL PlN, 18 x 10 mm
O O-RING Replace.o DowEL PlN, 22 x 10 mm
lrr puup oRve cxltttt
iA SNAP RING
f3 fxaUst St|t|l, zz t 28 mm Selective part
Gt lrr punp ontve spaocxer
O PITOT FLANGE
ito nTF purrap ontve SPRoGKET HUB
(O THRUST WASHERS
@ PITOT PIPE BRACKET
O PITOT LUBRICATION PIPE
@ PITOT PIPEt3 OIL SEAL Replace.
Oa SEt AtitC, SO mm Selective Part
o3 lrr passlce ltnE HoLOER ASSEMBLY
6) o-RING Replace.
€) START CLUTCH ATF FEED PIPE
CO O-RING Replace.
€I FEEO PIPE FLANGE
@ SNAP RING
O' CONNECTOR BRACKET
@ BALL BEARING
6} SNAP RING64 COTTER RETAINER6D CoTTERS,25.5 mm selective Part6t stlnt cLutcH asseMsLv
@ secoruomv ontvE GEAR ASSEMBLY
@ o-RINGS Replace
6) DIFFERENTIAL COVER
rO ttaUSr SntU, zs t 35 mm Selective part
@ SECONDARY GEAR SHAFT
@ PARK PAWL SHAFT
@ PARK PAWL SPRING.1i PARK PAWL
@ TONGUED WASHER REPIACE,
@ PARK ROO HOLDER
@ BALL BEARING
@ o-RING Replace.
@ VEHICLE SPEED SENSOR
@ OIL SEAL Replace.
ft,
)
TOROUE SPECIFICATIONS
6x1.0mm
8 x 1.25 mm
8 x 1.25 mm
8 x 1.25 mm
12 N.m (1.2 kgnm,8.7 lbf'ft)
22 N.m (2.2 kgf'm. 16lbf'ft)
26 N.m (2.7 kgf'm, 20 lbf'ft)
29 N.m {3.0 kgf'm, 22 lbift)
14-311

6) TRANSMISSION HOUSING GASKET Replace'
@ DOWEL PIN
@) ATF FEED PIPE
@ o-RING Replace.
60 o-RING Replace.
@) DRIVE PULLEY SPEED SENSOR
@ TRANSMISSION HANGER
@ SNAP RING
@ txaust Sxtfu, zs t 31 mm selective part
@ SALL BEARING
6J RING GEAR6D SNAP RING
@ aevense aRlxe rND PLATE Selective part
@ REVERSE BRAKE DISC
@ REVERSE BRAKE PLATE
@ DISC SPRING6} THNUST WASHER
@} finusr NeeoLr eelnNc
@ THRUST WASHER
@ GARRIER ASSEMBLY
@ THRUST WASHER
@ THRUST NEEDLE BEARING
@} SUN GEAR
@ SEALING RING REPIACE'
@ NEEDLE BEARING
@ INPUT SHAFT
@ NEEDLE BEARING
@ SEALING RING FEPIACE'
@ SEALING RING {RUBBERI Replace'
@ ATF FEED PIPE
O END COVER
O ATF FEED PIPE
O DOWEL PIN
@ O-RING Replace.G) FEED PIPE FLANGE
@ reeo ppe ruruce puru
O] ROLLERO IruTENMEDNTE XOUSING ASSEMBLY
ao corutnoL sxlrr lsseugLv
@ tnlrusmtsstottt ttoustt'tc
@ SHIFT CABLE BRACKET
c) BREATHER CAP
@ oll- SEAL Replace.
@ CONTROL LEVER
G LoCK WASHER Replace.(D secololaY ceaR SHAFT SPEED sENsoR
o) onvel put-uv sPEED SENSOR
@ O-RING Replace.(O SNAP RING6 rnmrsutsstoru xouslNc oRlvEN PULLEY
SHAFT ROLLER BEARING
@ END COVER GASKET REPIACE'
@ o-RING Replace
6o mnruulL vnLVe goDY LINE A
64 MANUAL VALVE BODY LINE B
@ O-RING Replace.
@ DETENT SPRING
O ATF FEED PIPE
@ O-RING Replace.
@ MANUAL VALVE EODY
@ DOWEL PIN
@ r'rllull valve goDY SEPARAToR PLATE
6D SNAP RING
@t roRwlno cturcx ASSEMBLY
@ o-RING Replace
@ SNAP RINGo3 spnlruc aetlrupn/RETURN SPRING ASSEMBLY
@ nevense ennr eBtottt
@ o-RING Feplace.
@ SNAP RING RE'AINER
@ ATF FEED PIPE
.1,
TOROUE SPECIFICATIONS
6x1.0mm
6x1.0mm
8 x 1.25 mm
8 x 1.25 mm
8 x 1.25 mm
12 N.m (1.2 kgf'm,8.7 lbf'ft)
14 N.m {1.4 kgf'm, 10 lbift)
37 N.m (3.8 kgf'm, 27 lbf'ft)
26 N.m (2.7 kgf'm,20 lbf'ft)
29 N.m (3.0 kgf'm, 22 lbf'ft)
6B
8B
8F
8G
14-313
rl,

Transmission Housing/Flywheel Housing
Removal
NOTE:
. Cleanall parts thoroughly in solvent or carburetor cleaner, and dry with compressed air.. Blow out all passages.
. When removing the transmission housing/flywheel housing, replace the following:- O-rings- Secondary drive gear assembly- Sta rt clutch assemblv- Flywheel housing gasket
ATF PASSAGE LINEHOLD€R ASSEMBLY
IX)WEL PIN
OIFFERENTIAL ASSEMBLY
SNAP RING
COTTER RETAINER
COTTERS, 25.5 mmSelective part
8 x 125 mm BOLT
O.RINGRsplaco.
VWHEEL HOUSING
EYWIIEEL HOUSING GASKETRoolace.
START CLUTCHASSEMBLYReplace.
ATF PA$gAGEUNE ASSEMBLY
6 x 1,0 mm BOLT
O.RINGReplace.
ATF PUMP DRIVE CHAIN
SNAP RING
THRUST SHIM,25x35mmSeloctive part
SECONDARYGEAR SHAFT
SECONDARY DRIVEGEAR ASSEMBLYReplace.
PARKPAWL SHAFT
THRUST SHIM, 22 r 28 mmSeloctive partGRII{GSReplac€.6 x 1.0 mm BOIT
ATF PUMP DRIVESPROCKET
PfTOT FLANGE
ATF PUMP DRTVESPROC|(ET HUB
THRUST WASHERS
PARK PAWLSPRING
INPUT SHAFT
14-316
DRIVEN PULLEY SHAFT
InANSMISS|O]{ HOUSTNG

)
1.Remove the ATF passage line holder assembly'
Remove the flywheel housing (twenty bolts)'
Remove the ATF passage line assembly (one bolt)
Remove the ATF pump drive sprocket (three bolts),
then remove the ATF pump drive chaan.
Move the pitot flange toward its cutout, then remove
the pitot flange.
PITOT PIPE
Remove the snap ring securing the ATF pump drlve
sprocket hub. then remove the 22 x 28 mm thrust
shim, the ATF pump drive sprocket hub and the thrust
wasners,
Remove the differential assemblY.
Remove the park pawl shaft, the park pawl spring,
and the park Pawl'
Remove the snap ring securing the start clutch, then
remove the cotter retainer and the cotters.
7.
9.
J
14-317
10. Set the special tool on the start clutch' and attach the
oawl of the special tool to the park gear securely as
shown.
CAUTION:
. Do not place tho pawl of the spocial tool on the
start clutch guidc. ll the pawl ot the spocial tool
contacts the 3tart clutch guid€, the start clutch
guido may be damaged.
. Be sure not to allow dust and other foreign par-
ticles to enter into the drivon pull6y shaft'
START CLUTCHREMOVER07TAE - P4V0120
11.Remove the start clutch and the secondary drive
gear assembly using the special tool, then remove
the secondary gear shaft.
START CLUTCHREMOVER07TAE - P4V0120
START CLUTCHASSEMBLYReplace.
START CLUTCHASSEMBLY
PAWL

End Cover/lntermediate Housing
Removal
NOTE:
. Cleanall parts in solvent or carburetor cleansr, and drywith compressed air,. Blow out all passages.
. When removing the end cover/intermediate housing, replacs the following parts:- O-rings- End cover gasket- Transmission housing gasket- Sealing rings- Sealing washers
8 x 1 .25 mm BOLT
REVERSE BRAKE
{u
END PLATE
6 x 1.0 mm BOLT
Dtsc
PLATE
DISC SPRING
SNAP
THRUST
END COVERGASXETFeplac€.25x31 mmSelective part
RING GEAR
THRUST WASHER
THRUSI NEEDLEBEARING
THRUST WASHER
CARRIER ASSEMBLY
THRUST WASHER
THRUST NEEDLEBEARING
SUN GEAR
INPUT SHAFT
SNAP RING
CLUTCH ENDPLATE
sNAP /R|NG I
8 x 1.25 mm BOLT
TRANSMISSTONHOUSING GASKETReplace.
DOWEL PIN
INIERMEDIATEHOUSING ASSEMSLY
FORWARD CLUTCHASSEMBLY
SEALING RING (RUBBER}
Replace.
SNAP RING
o.BINGReplace.
SNAP RINGRETAINER
SPRING RETAINER/RETURN SPRINGS
14-318
HOUSING