Gear HONDA CIVIC 1997 6.G Repair Manual

I
Bearing RePlacement
NOTE: Check bearings for wear and rough rotation lf
the bearings are OK, removal is not necessary'
'1. Remove the ball bearings using a bearing puller as
shown.
EALL B€ARING
lnstall new ball bearings using the special tool as
shown.
NOTE: Drive the bearings squarely until they bot-
tom against the carrler.
DRIVER, 40 mm LD.?746 -0030100
\1,
Final Driven Gear RePlacement
1, Remove the bolts in a crisscross pattern in several
steps, then remove the final driven gear from the
ditferential carrier'
NOTE: The final driven gear bolts have left-hand
threads.
10 x 1.0 mm BOLT
1o1 N.m llO.3 kgf'm,74 5lbf'ft)
Lelt'hand threads
lnstall the final driven gear by tightening the bolts
in a crisscross pattern in several steps'

Transmission
Reassembly lcont'dl
11. Position the 36 mm spring washer and washer onto
the mainshaft bearing.
MAINSHAFT/COUNTERSHAFTSHIFT FORK ASSEMELIES
Tape the mainshaftsplines.
12.
13.
Install the mainshaft, countershaft, and shift fork
assemblies.
NOTE; Align the finger of the interlock with thegroove in the shift fork shaft,
lnstall the spring washer and shift arm B attaching
bolt.I x 1.0 mm31 N.m (3.2 kgl.m, 23 lbt.ft)
IST/2ND SELECT SPRINGL. 36.26 mm 11.428 in)
54 N.m 15.5 kgf.m,40 tbt.ftl
SPf,INGWASHER
GUIDE BOLT
14.
39 N.m 14.0 kgf.m, 29 lbf.frl
Install the 1sv2nd select spring, 28 mm plug bolt.
and interlock guide bolt,
NOTE: Apply Iiquid gasket (P/N 08718 - 0001 or
08718 - 0003) to the threads of the 28 mm plug bolt
and interlock guide bolt.
13-40
15. Install the reverse idler gear and reverse idler gear
shaft.
REVERSE IDLERGEAR SHAFT
LJ16. Install the reverse shift holder.
REVERSE SHIFT
l5 N.m (1.5 kgf.m,11 lbt.trl
GEAR
6 x 1.0 mm

Gearshift Mechanism
Overhaul
NOTE:
.Inspectrubberpartsforwearanddamagewhendisassembling;replaceanywornordamagedparts.
. Install the clip as shown.
. Turn the boot so the hole is facing down as shown.. Make sure the boot is installed on the shift rod.
SHIFT LEVER KNOE7.8 N.m {0.8 kgf.m,5.8 lbt.tt)
EXTENSIONBOLT
)
searr'p)) p f*** \-ii,,l?'"
SHIFT -Vvvvvvvvvvvvvvvvl tlourur Replace. | 1 22 N'm 12.2 ksf'm, 16 lbt.ftl
ii,".i'----....-.9 / g-ia',rf,',,"' sELF-LocKrNG Nur
sEAr '6 .rrr*(,o"" o-","o, ;":'i:;u --
CLIP
dul/
/,1: MOUNT
l': I cusHroN ,€\/\/-sSHIFT l / /-LEVER \, et- ffi
PY:,'\1^l lW -"or.o*Dusr .- \5".o.o)@1 -o-E "ot'o'
sHlFr \:/ Q,gD 22 N.m
IiUei__-.....p anecxer ,-/n I I I
?!il, e* ^.-.-n{wl\^fr J"r^r"
7****r
""'%ilf
t@
t1
t\sHrFT LEVER IBALL HOLDER
\
REAR JorN*lr,""17E@
_6,
L\
EXTENSION
SELF-LOCKING NUTReplace.6 x '1.0 mm9.8 N.m {1.0 kgf.m, 7.2 lbf.lr}
tJSPRING PINReplace.
-6r
16 tbf.trl
13-44

S4C Model ('99 - 00 2-door Si, SiR)
Manual Transmission
Special Tools ............' 13-46
Maintenance
Transmission Oi1 ...................'.......... 13-47
Back-up Light Switch
Repfacement ...""" 13'47
Transmission Assembly
Removal ......'.......... 13-/tB
lnstallation ............. 13-52
lllustrated lndex ................................... 13-54
Transmission Housing
Removal ................. 13-55
Beverse Shift Holder, Reverse ldler Gear
Clearance lnspection ...................".. 13-57
Removal ................. 13-58
Change Holder Assembly
Clearance lnspection .................".... 13-59
Removal ....,,........... 13-61
Disassembly/Reassembly ............... 1 3-62
Mainshaft, Countershaft, Shift Fork
Removal ................. 13-63
Shift Rod
Removal .........."'.... 13-64
Shift Fork Assembly
lndex ................ ...... 13-65
Clearance lnspection .............'......... 13'66
Mainshaft Assembly
lndex ............"" ...... 13-67
Clearance lnspection ....................... 13-68
Disassembly .......... 13-71
fnspection '."'.......', 13'72
Reassembly .......'... 13-73
Countershaft Assembly
fndex ................ "....13-71
Glearance Inspection'......'...........'... 1 3'75
Disassembly .......... 13-76
fnspection .'............13'77
Reassembly "......... 13'78
Synchro Sleeve, Synchro Hub
Inspection .............. 13'8C
Installation ............. 13-80
Synchro Ring, Gear
Inspection .'............ 13-81
Differential
lndex ................ ...... 13-82
Backlash Inspection ..."..........."'...... 1 3-82
Final Driven Gear Replacement ...... 13-83
Bearing Replacement ....."'.......""'.. 13-83
Thrust Shim Adiustment ......""'..... 13-84
Clutch Housing Bearing
Replacement ..'...... 13-86
Mainshaft Thrust Glearance
Adiustment '.........'. 13-88
Transmission
Reassembly ."'....... 13-91
Oil Seals
Replacement ..'...... 13-96
Gearshift Mechanism
Overhaul ................ 13-97
\

Bolt SizeTorque Value
cn
E
F
6x1.0mm
6x1.0mm
8 x 1.0 mm
8 x '1.25 mm
8 x 1.25 mm
8 x 1,0 mm
12 N.m (1.2 kgnm, 8 lbf'ft)
15 N.m (1.5 kgf'm, 11 lbf ft)
15 N.m (l.5 kgf.m, 11 lbift)
24 N'm (2.4 kgim, 17 lbift)
27 N.m (2.8 kgf.m,20 lbf'ft)
30 N.m (3.1 ksf m. 22 lbift)
5i WASHER Replace.6 TRANSMrssioN HouslNG!9 80 mm SHIM@ SHIFT PIECE SHAFT(6' INTERLOCK@ sHrFr PECE6} SHIFT ARM HOLDER@ seucr nnrvtI9 SELECT RETURN SPRING
@ 10 mm SHIM6, 10 mm WASHER@ LOCK COLLARi6sl 3 x l5 mm SPRING PIN Replace.t0 8 mm SPRING WASHERA) CHANGE PIECEll SPRING L.25.6 mm (1.01 in)'' MAGNET?4) CLUTCH HOUSINGta. 14 x 25 x 16 mm OIL SEAL Replace.A sHrFT BooO D|FFERENT|aL ASSEMBLYSee section 15iIO SHIFT ROD BOOT6 OIL GUIDE PLATE@ 33 x 60 x 20 mm NEEDLE BEASINGO BEARING RETAINER PLATElD LocK WASHER Replace..0 couNTERSHAFIA DISTANCE COLLAR6 & x 4I x 22 mm NEEDLE BEARING6. 1sr GEAR@ FRICTION DAMPERO SYNCHRO RING.d SYNCHRO SPRING@ 1ST/2ND SYNCHRO HUB..9i. REVERSE GEARC) DOUBLE CONE SYNCHROO FRICTION DAMPERS SPACER6 T2 x TI x 24 mm NEEDLE BEARING(!' 2ND GEAR61 3RD GEARiD 4TH GEAR@ 5TH GEAR(O NEEDLE BEARING(10 BALL BEARING@ SPRING WASHERf,o LoCKNUT Replace.108 - 0- 108 N'm111.0- 0* 11.0 kgf m,80* 0- 80lbI.ft)IO CLUTCH LINE BRACKET.d BACK.UP LTGHT SWITCH HARNESS BRACKET
:!, ANGULAR BALL BEABING:2, STOP RING:3] TAPER RING..-I NEEOLE BEARINGl!-- SPACERO SYNCHRO RING? SYNCHRO SPRINGE 5TH/REVERSE SYNCHRO SLEEVE...] sTH/REVERSE SYNCHRO HUB
O SYNCHBO EING.11-r sTH GEAR1A 38 x 43 x 26 mm NEEDLE BEARINGI13) SPACER COLLAR[!] /ITH GEAR.T5) SYNCHRO RING
O SYNCHRO SPRING17 3RD/4TH SYNCHRO HUB
O 3RD/4TH sYNcHRo SLEEVE
ii9 38D GEAR8I MAINSHAFT2i WASHERA SPRING WASH€R?I BALL BEARING.a4, 28 x 41 x 7 mm OIL SEAL Replace..2i 35 x 56 x 8 mm OIL SEAL Replace.t-t 14 x 20 mm DowEL PIN
.'] OIL CHAMBER PLATE
O REVERSE IDLER GEAR SHAFT.iI.., REVERSE IDLER GEAR'd REVERSE SHIFI HOLDERait srH/REVERSE sHIFT PIECE'34 5 x 22 mm SPRING PIN Replace.3' 1ST/2ND SHIFT FORK,34' 3RD/4TH SHIFT FORKi9t) srH/nevense sstrr ronx33 OIL GUTTER PLATE!' SNAP RING3d 72 mm THRUST SHIM
@ OIL GUIDE PLATE4t 10 mm WASHER Replaceti REVERSE TDLER GEAR SHAFT BoLT54 N.m {5.5 kgf m, 40lbIft)4N TBANSMISSION HANGER B43] BREATHER CAPA,J TRANSMISSION HANGER AIT' BACK-UP LIGHT SWITCH
I
25 N.m {2.5 kgl.m, 18lblftl14 mm WASHER RePlaceaO 14 mmtt 16 mm16 mm SEALING BOLT29 N.m (3.0 kgf m,22 lbf ft):4s) 32 mm SEALING BoLT25 N m 12.5 kgl m, 18 lbl'ft)40 x 62 x I mm OIL SEAL ReplaceSTEEL BALL D.5/15 iNSPRING L. 30 mm {1.2 in)12 mm WASHER Replace.SET SCREW22 N.m {2.2 kg{ m, 16 lbl ftlOIL DRAIN PLUG39 N.m {4.0 kgf m, 29lbtftlWASHER Replace.OIL FILLER PLUG4,t N.m {4.5 kgl m, 33 lblftl
.!rl00
@l
13-55

Transmission Housing
Removal
NOTE: Place the clutch housing on two pieces of wood
thick enough to keep the mainshaft from hitting theworkbench.
'1. Remove the back-up light switch.
2. Remove transmission hanger B.
3. Remove the set screws, the springs, and the steelballs.
BACK.UP UGHTswrTcH
SET SCREW
4. Remove the reverse idler gear shaft bolt.
WASHERReplace.
REVEBSE
13-56
5. Loosen the transmission housing attaching bolts ina crisscross pattern in several steps, then removethem.
TRANSMISSIONHANGER A
R€move the 32 mm sealing bolt.
Expand the snap ring on the countershaft ball bear-ing, and remove it from the groove using a pair ofsnap ring pliers,
32 mm SEALING BOLT
o.
1.
I{
ATTACHING BOLT
SNAP RING

Reverse Shift Holder,
Reverse ldler Gear
Separate the transmission housing from the clutch
housing, and wipe it clean of the sealant.
Remove the 72 mm thrust shim and the oil guide
plate from the transmission housing
72fifiTHRUST SHIM
TRANSMISSION HOUSING
Remove the 16 mm sealing bolt and the oll gutter
plate.
OIL GUTTER PLATE
fi
1.
Clearance Inspection
Measure the clearance between the reverse shift
holder and the 5th/reverse shift piece pin
Standard:
Revsrs. Sids: 0.05 - 0./t5 mm {0'002 - 0.018 in}
5th Side: 0.4 - 0.9 mm (0.02 - 0.0'l in)
sTH/REVERSE SHIFT PIECE PIN
lf the clearance are not within the standard, mea-
sure the width of the grooves in the reverse shift
holder.
Standard:
Rsvers€ Side: 7.05 - 7.25 mm (0'278 - 0.285 in)
5th Sid6: 7.,1- 7.7 mm (0.29 - 0 30 inl
REVERSE SIDE
lf ths width of the grooves are not within the
standard, replace the reverse shift holder with a
new one.
lf the width of the grooves are within the stan-
dard, replace the sth/reverse shift piece with a
new one {cont'd)
13-57

Reverse Shift Holder, Reverse ldler Gear
Clearance Inspection (cont'dl
3. Measure the clearance between the reverse
gear and the reverse shift holder.
Standard: 0.5 - 1.0 mm 10.02 - 0.04 inl
Service Limit: 1.8 mm (0.07 inl
id ler
lf the clearance is more than the service limit. mea,
sure the width of the reverse shift holder.
Standard: 13.0 - 13.3 mm (0.512 - 0.524 in)
lf the width is not within the standard, replace
the reverse shift holder with a new one.
lf the width is within the standard, replace the
reverse idler gear with a new one.
REVERSE SHIFT HOLDER
13-58
Removal
1. Remove the reverse shift holder.
Remove the reverse idler gear and the reverse idlergear shaft.
REVERSE SHIFT HOLDEB
REVERSEIDLER

Mainshaft AssemblY
lndex
Note the follow
. The 3rd/4th and the 5th synchro hubs are installed with a press
. Install the angular ballbearing with the thin-edged cuter race facing the stop rrng'
Priorto reassembling. clean all the parts in solvent,drythem, and apply lu brica nt to any contact su rfaces The
3rd/4th and the sth synchro hubs, however, should be installed with a press before lubricating them'
ANGULAR BALL BEARING
Inspect lor wear
and operation.Note the drrectlonoI installatton.
v
SYNCHROSPRING
3RO/4TH SYNCHRO HUB
3RD GEARInspection,page 13-68,81
3RO/4TH SYNCHRO SLEEVE
SYNCHROSPRING
STOP RING
TAPER RING
NEEOLE EEARINGInspect for wearand operation.
SPACER
SYNCHRO RINGInspection.page 13-81
SYNCHROSPRING
SYNCHRO HUB
5TH/REVERSESYNCHRO SLE€VE
SYNCHEOSPRING
Inspection,page 13-81
NEEDLE BEARING
and operation.
SYNCHRO RINGInspection,page 13 8'1
GEARInspeclron,page 13-70,81
NEEDLE BEARINGInspect Ior wear
and operation.COLLAB
4TH GEARInspection,page 13'69,81
13-67

Mainshaft Assembly
Clearance Inspection
NOTE: lf replacement is required, always reDlace thesynchro sleeve and the synchro hub as a set.
1. Measure the clearance between 2nd and 3rd oears,
Standard: 0.06 - 0.21 mm (0.002 - 0.008 inlService Limit: 0.3 mm (0.01 inl
2. lf the clearance is more than the service limit, mea-sure the thickness of 3rd gear.
Standard: 34.92 - 3it.97 mm t1.375 - 1.377 intService Limit: 3,1.3 mm (1.350 inl
lf the thickness of 3rd gear is less than the ser-vice limit. replace 3rd gear with a new one.lf the thickness of 3rd gear is within the servicelimit, replace the 3rd/4th synchro hub with a newone.
Id