1999 HONDA CIVIC ac line

lllustrated Index
\
NOTE:
. Whenever the transmission is removed, clean and grease the release bearing sliding surface
. lf the parts marked with an asterisk (*) are removed, the clutch hydraulic system mustbe bled (seepage 12-6)
. Inspect the hoses for damage, leaks, interference, and twisting
'RESERVOIF TANK
ASSIST SPRING
LOCK PIN
5x1,0mm9.8 N.m (1.0 kgf.m,7.2 tbtftl*CLUTCH LINE15 N.m {1.5 kgJ m,11 tbt.ft)
RELEASE BEARINGRemoval/lnspection, page 12-1 1Installation, page 12-'12
*CLUTCH MASTER CYLINDERRemoval/lnstallation, page 12 5
6x1.0mm9.8 N.m (1.0 kgf.m,7.2 tbf.ft)
FLYWHEELInspectaon, page 12IReplacement, Page 12-9
CLUTCH DISCRemoval/lnspection, page 1 2-8
lnstallation, page 12-'10
'12 x 1.0 mm118 N.m {12.0 kgt'm,86.8lbfft)
PBESSURE PLATEBemoval/lnspection, page 12 7Installation, page 12''10
8 x 1.25 mm22 N m (2.2 kgf.m, 16lbf ft)
ISLAVE CYLINDERRemoval/lnstallation, page 12_6
12-3

Glutch Master Gylinder
IRemovaUlnstallation
CAU'NON:
. Do not sDill brake lluid onthevehicle;it may damage
the paint; if brake fluid does contact the paint, wash
it off immediatelY with water.
. Plug the end ofthe clutch line and reservoir hos€ with
a shop towelto prevent brake tluid from coming out
1. The brake tluid can be removed from the clutch
master cylinder reservoir with a syringe
2. Disconnect the clutch line and reservoir hose from
the clutch master cylinder.
19N.m 11.9 kgf.m,14 tbf.ttl
[.
3. Pry out the lock pin, and pull the pedal pin out
the yoke. Remove the nuts
NUTS8 x 1 .25 mm13 N.m {'1.3 kgt.m,9.4lbf ft)
)
of
CLUTCH LINE
iffi,
4. Remove the clutch master cylinder.
CLUTCH MASTER CYLINDER
lnstall the clutch master cylinder in the reverse
order of removal.
NOTE: Bleed the clutch hydraulic system {see page
12-61,
12-5

Slave Gylinder
Removal/lnstallation
CAUTION:
. Do not spill brake tluid on the vehicle; it may damage
the paint; if brake fluid does contact th€ paint, wash
it off immodiatoly with water,
. Plug the end ot the clutch line with a shop towel to
prevsnt brake fluid from coming oul.
-61'srp", High Temp Urea crease (p/N
08798 - 90021.
: Brake Assembly Lube or equivalent rubber
grease.
1. Disconnect the clutch line from the slave cvlinder.
2. Remove the slave cylinder from the clutch housing.
12-6
3. Install the slave cylinder in the reverse order of
removal.
NOTE: Make sure the boot is installed on the slave
cvlinder.. CLUTCH LINE15 N.m (1 .5 kgf.m, 1 1 lbf.It)
SLAVE CYLINDER
-G4(P/N 08798- 90021
8 x 1.25 mm22 N.m 12.2 kgl.n,16 lbl.lt)
:^..:i!!!!! :l
(Brak€ AssemblyLubol
Bleed the clutch hydraulic system.
a Attach a hose to the bleeder screw, and suspend
the hose in a container of brake fluid.
. Make sure there is an adequate supply of fluid at
the clutch master cylinder, then slowly pump the
clutch pedal until no more bubbles appear at the
bleeder hose.
. Refill the clutch master cylinder with fluid when
done.
. Always use Genuine Honda DOT 3 Brake Fluid.
Using a non-Honda brake fluid can cause corro-
sion and decrease the life of the system.
. Confirm clutch operation, and check for leaking
flu id.

Transmission Assembly
I
Removal
@. Make sure iacks and safety stands are placed prop€dy,
and hoist brackets are atlach€d to correct position on
the enginc.
. Apply parking brake and block rear whosls so car will
nol roll olf stands and lall on you while working under
it.
CAUTION: Use fender covers to svoid damaging painted
surfaces.
1. Disconnect the negative {-) cable first, then the pos-
itive (+) cable from the battery'
Drain transmission oil {see page 13-3).
Remove the intake air tube. intake air duct and air
cleaner housing assembly (see section 5).
Disconnect the starter motor cables, transmission
ground wire and back-up light switch connector.
6x1.0 mm BACK-UP LIGHT
9.8 N.m (1.0 ksf.m, 7.2 lbI.ft) swlTcH CoNNECTOR
8x 1 .25 mm8.8 N.m {0.9 kgt.m,6.5 lbf.ftl
\
ARTER
5. Remove the wire harness clamps.
vssCONNECTOR
6. Disconnect the vehicle speed sensor (VSS) connec-
ror.
Remove the clutch line bracket, clutch line clamp,
and slave cvlinder.
CAUTION:
. Do not opsr.te tho clutdh pedal once the 3lavc
cylindor has b6on romoved.
. Tske care not to bend tha clutch lin6.
7.
(cont'd)
13-5

Torque Value
A - 15 N.m (1.5 kgf.m, 1'1 lbf.ft)
B - 27 N.m (2.8 kgf.m. 20 lbift)
C - 31 N.m {3.2 kgnm, 23 lbift)
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O BALL BEARING (*T)
ANGULAR
BALL BEARING {*2I
O 5TH SYNCHRO HUB
O 5TH SYNCHRO SLEEVE
€) SYNCHRO SPRING
o SYNCHRO B|NG
@ 5TH GEAR
@ gz xgt x 23.5 mm
NEEDLE BEARING
@ SPACER COLLAR
@34x39x23mm
NEEDLE BEARING
(D 4TH GEAR
O SYNCHRO RING
C) SYNCHRO SPRING
CO 3RD/4TH SYNCHRO SLEEVE
@ 3RD/4TH SYNCHRO HUB
(} 3RD GEAR
@34x39x27.5mmNEEDLE BEARING
G) MAINSHAFT
G) WASHER
@ SPRING WASHER
@ BALL BEARING
Check for wear and
operation.(E 26x42x7 mm OIL SEAL
Replace.
@ 28 mm PLUG BOLT
5,1 N.m {5.5 kgf'm, /t0 lbt'ft)
@ lsT/zND SELECT SPRING
L. 36.26 mm (1./P8 in)
@ SHIFT ARM SHAFT
@ CLUTCH HOUSING
@ INTEELOCK GUIDE BOLT
39 N.m (4.0 kgf.m, 29 lbf.ftl
@ REVERSE SHIFT HOLDER
@ REVERSE IDLER GEAR
@ REVERSE IDLER GEAR SHAFT
@ 5 x 22 mm SPRING PIN
Replace.
@ 3RD/4TH SHIFT PIECE
@ 5TH/REVERSE SHIFT PIECE
@ MBS SHIFT PIECE
@ 1ST/2ND SHIFI FORK
*1:D16Y7 engine*2: D16Y5, D16Y8 engines
@ 3RD//|TH SHIFT FORK
@ 5TH/REVERSE SHIFT FORK
@ 52 mm SNAP RING
@ 65 mm THRUST SHIM (*11
70 mm THRUST SHIM (*21
Selection, page 13-36
@ OIL GUIDE PLATE
@ wASHER Replace.
@ BACK.UP LIGHT SWITCH
25 N.m (2.5 kgf'm, 18 lbf'ft)
@ sET SCREW
22 N.m {2.2 kgf.m, 16 lbl.ft}
@ WASHER Replace.
@D SPRING 1.31.6 mm (1.2,1inl
@ STEEL BALL 15/16 in)
@ BACK-UP LIGHT
SWITCH HARNESS BRACKET
@ TRANSMISSION HANGER
@ 32 MM SEALING BOLT
25 N.m (2.5 kgf.m, 18 lbt'ft)
@ OIL SEAL
Replace.
@ OIL DRAIN PLUG
39 N.m (4.0 kgf.m, 29 lbf.ft)
@ WASHER Replace.
@} OIL FILLER PLUG
44 N.m (4.5 kgf.m, 33 lbf'ftl
@ WASHER Replace.
@) TRANSMISSION HOUSING
€) CLUTCH LINE BRACKET
@ OIL GUTTER PLATE
@ REVERSE LOCK CAM
@ REVEBSE SELECT SPRING
L. 63.4 mm {2.,196 in)
@ REVERSE SELECT RETAINER
@ SHIFT ARM C
@ SHIFT ARM B
@ INTERLoCK
@ COLLAR
@ SHIFT ARM A
@ SPRING WASHER
@ MAGNET
@ sET BALL SPRING BOLT
22 N.m (2.2 kgf.m, 16 lbf.ftl
@ 14 x 20 mm DOWEL PIN
@ 72 mm THRUST SHIM l*11
80 mm THRUST SHIM (*21
Selection, page '13-33
@ DIFFERENTIAL ASSEMBLY
See page 13-30
@ 14 x 25 x 17.5 mm OIL SEAL
Replace.
@ 35 x 56 x 8 mm OIL SEAL
Replace.
@ SHIFT ROD
@ BOOr
@ OIL GUIDE PLATE
@30x47x21 mm
NEEDLE BEARING (* 1}
30x55x21 mm
NEEDLE BEARING {'2)
@ COUNTERSHAFT
@36x41 x 25.5 mm
NEEDLE BEARING
Check for wear and
operatron.
@ lsT GEAR
@ FRICTION DAMPER
@ SYNCHRO RING
@ SYNCHRO SPRTNG
@ lST/2ND SYNCHRO HUB
@ REVERSE GEAR
@ SYNCHRO SPRING
@ SYNCHRO RING
@ FRICTION DAMPER
@ SPACER
@39x4lx27mm
NEEDLE BEARING
@ 2ND GEAR
@ 3RD GEAR
@ 4TH GEAR
@ sTH GEAR
@) BALL BEARING {* 1}
NEEDLE BEARING (*2}
@ BALL BEARING
@) SPRING WASHER
@ LoCKNUT Replace.
108 - 0- 108 N.m
ftt.o* o- 1r.o kst.m,l
179.6- 0- 79.6 rbtft I

13-1 1

Reverse ldler Gear
Mainshaft, Cou ntershaft,
Shift Fork
Removal
1. Remove the reverse shift holder.
REVERSE SHIFTHOLOER
Remove the reverse id ler
idler gear.
gear shaft and reverse
REVERSE IDLERGEAR SHAFT
13-14
Disassembly
1. Remove the interlock guide bolt from under the
clutch housing.
SHIFT ARM 8ATTACHING BOLT
CLUTCHHOUSING
INTERLOCK GUIDE BOLT
Remove the shift arm B attaching bolt.
Remove the mainshaft and countershaft assemblies
with the shift fork from the clutch housinq.
NOTE: Before removing the mainshaft and counter-
shaft assemblies, tape the mainshaft splines to pro-
tect the seal.
Tape the mainshaftsplines.
WASHER
SPRINGWASHER

Mainshaft Thrust ShimI
I
Adjustment (cont'dl
b.Attach the mainshaft holder to the mainshaft asfollows:
NOTEI
. Back-out the mainshaft holder bolt and loosen
the two hex bolts.
. Fit the holder over the mainshaft so its lip istoward the transmission.
. Align the mainshaft holder's lip around thegroove at the inside of the mainshaft splines,then tighten the hex bolts.
MAINSHAFT HOLOERBOLT
MAINSIIAFTHOLDER07GAJ-PG20110
d.
Seat the mainshaft fully by tapping on the end witha plastic hammer.
Thread the mainshaft holder bolt in until it just
contacts the wide surface of the mainshaft base.
u
e. Zero a dial gauge on the end ofthe mainshaft.
MAINSHAFT HOLDER07cAJ_PG20110
Turn the mainshaft holder bolt clockwise: stop turn,ing when the dial gange has reached its maximummovement. The reading on the dial gauge is theamount of mainshaft end olav.
CAUTION: Turning the mainshaft holder bolt morethan 60 degre€s after the needle ot the dial gauge
stops moving may damage the iransmission.
lf the reading is within the standard. the clearance iscorrecl.
lf the reading is not within the standard, recheck theshim thickness.
Standard: 0.11 - 0.18 mm {0.00it - 0.007 in}
t.
\,J

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