Gear select HONDA CIVIC 1999 6.G Owner's Guide

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

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

Secondary Gear Shaft
25 x 35 mm Thrust Shim Selection
1. Measure the distance between the flywheel housing
surface and the ball bearing as shown, then note
the measurement (Measurement A).
FLYWHEELHOUSING
>dt?'
BALL BEARING
EALL FLYWHEELBEARING HOUSTNG
Install the secondary gear shatt in the transmission
housing.
Measure the distance between the transmission
housing surface and the thrust washer mounting
surface of the secondary gear shaft as shown, then
note the measurement (Measurement B).
O
Measuring Distance A
BALL
14-328
Calculate 25 x 35 mm thrust shim thickness bv fol-
lowing formula.
FORMULA;
25 x 35 mm Thrust Shim Thicknoss
= Measurement A - Measurement B + Flywheel
Housing Gasket Thickness: 0.5 mm {0.020 in}
Example:
Measurement A: 32.7 mm (1.287 in)
Moasurem.nt B: 30.! mm {1.185 in}
25 x 35 mm Thrust Shim Thickness
= 32.7 mm (1.287 in) - 30.1 mm (1.185 in)
+ 0.5 mm {0.020 in)
= 3.1 mm (0.122 inl
Select 25 x 35 mm Thrust Shim D.
Select the 25 x 35 mm thrust shim from the follow-
ing the table.
THRUST SHIM, 25 x 35 mm
No.Part NumberThickne3s
90551 - P4V - 0002.8 mm (0.110 in)
B90552-P4V-0002.9 mm (0.114 in)
c90553-P4V-0003.0 mm (0.118 in)
D90554-P4V-0003.1 mm (0.122 in)
E90555-P4V-0003.2 mm (0.126 in)
90556-P4V-0003.3 mm (0.130 in)
G90557-P4V-0003.4 mm (0.134 in)
H90558-P4V-0003.5 mm (0.138 in)
90559-P4V-0003.6 mm {0.142 in)
90560-P4V-0003.7 mm (0.146 in)
K90561 - P4V - 0003.8 mm (0.'150 in)

Transmission
Reassembly
CAUTION: While reassembling. be sure not to sllow dust and othor foreign particles to enter into the transmission.
NOTE:
. Coat all parts with CVT Fluid.
. Replace the following parts:- O-rings- Sealing rings- Sealing washers- Gaskets- Start clutch assembly and secondary drive gear assembly8 x 1.25 mm37 N.m {3.8 kgf.m,27 lbtftl
MANUAL VALVE
6x1.0mm12 N m 11.2 kgf.m,8.7 lbl.ft)
LINESREVERSE BRAKEEND PLATE
Dtsc
PLATE
DISC SPRING
THRUST WASHER
CARRIER ASSEMBLY
THRUST WASHER
THRUST NEEDLEBEARING
END COVEB
DOWELPIN
END COVER GASKET
6x1.0mm12 N.m 11.2 kgtm,8.7 lbtft)THRUST SHIM,25 x 31 mmSelective part
RING GEAR
THRUST WASHER
THRUSTBEARING
8 x 1.25 mm29 N.m 13.0 kgl m, 22 lbtftl
INTERMEDIATEHOUSING ASSEMBLY
ROLI.IR
SNAPRINGeBH^cMANUALVALVEBOOY
SUN GEAR
INPUT SHAFT
(RUBEERI
ATF FEED PIPE
O-RINGSTRANSMISSIONHOUSING GASKETSNAP RING
FORWARD CLUTCH
SNAP RING
SHAFTASSEMALY
DOWEL PtN
SPRING RETAINER/RETURN SPRINGASSEMBLY
REVERSE BRAKE PISTON
O.RINGS
SNAP RING
ATF FEED PIPES
14-338
SNAP RING RETAINERTRANSMISSION HOUSING

Transmission
16.
Reassembly (cont'dl
21.
17.
lf the clearance is not within the standard, remove thereverse brake end plate and measure its thickness.Select and install a new reverse brake end Dlate.then recheck.
NOTE: lf the thickest reverse brake end olate isinstalled, but the clearance is still over the standard,replace the reverse brake discs and plates.
REVERSE BRAKE END PLATE
After replacing the reverse brake end plate, makesure that the clearance is within the standard.Remove the snap ring, reverse brake end plate,
discs, plates. and disc spring.
Install the snap ring retainer on the drive pulley
shaft.
Wrap the drive pulley shaft splines with tape to pre-
vent damage to the O-rings, then install new O-n ngs.
Install the forward clutch assembly on the drive pul-
ley shaft, then installthe snap ring.
SITAP
O-RINGS
18.
19.
20.
SI{AP RIM;BETA EB
DRIVE PUI.IEYSHAFT
Plat6 No.Part NumberThickness
122551 - P4V - 0033.6 mm (0.142 in)
22552-P4V-0033.8 mm (0.150 in)
22553-P4V-0034.0 mm (0.157 in)
422554-P4V-0034.2 mm (0.165 in)
522555-P4V-0034.4 mm (0.173 in)
622556-P4V-0034.6 mm (0.181 in)
722557 -P4V -OO34.8 mm (0.189 in)
822558-P4V-0035.0 mm (0.200 in)
14-340
25. Installthe carrier assembly on the forward clutch.
22. Verity that the outside diameter ol the snap ring iscorrect.
SI{AP RIiIG
Install the input shaft and the sun gear as a subassemDry.
Install the th.ust needle bearing and the thrustwasher on the sun gear.
CARRIER ASSEMBLY
THFUST I'IEEDI!EEARIT{G
Msximum 41.4 mm 11.63 in)
IHruST

26. Install the thrust washer, the thrust needle bearing'
and the thrust washer on the carrier assembly'
SNAP RING
THRUST SHIM,
25x31 mm
Selective Pan
21.
24.
RING GEAR
THRUST NEEDLETHRUST WASHERS
EEARING
CARRIERASSEMBLY
lnstallthe ring gear and the 25 x 31 mm thrust shim,
then installthe snaP rrng.
Verify that the outside diameter of the snap ring is
correct,
Maximum 30.7 mm (1.21 in)
SNAP RING
Measure the clearance between the 25 x 31 mm
thrust shim and the snaP rlng.
STANDARD: O.O5 - 0.11 mm (0.0020 - 0.00'8 in)
NOTE: Take measurements in at least three places'
and use the average as the actual clearance
29.
,**r#*,".
'- t )
RING GEAR
14-341
30.
31.
lf the clearance is out of tolerance, remove the 25 x
31 mm thrust shim and measure its thickness'
Select and install a new 25 x 31 mm thrust shim.
then recheck.
THRUST SHIM, 25 x 31 mm
snap nng.RING
After replacing the 25 x 31 mm thrust shim, make
sure that the clearance is within tolerance and the
snap ring outside diameter is correct'
Install the disc spring in the direction shown'
Starting with a reverse brake plate, alternately
install the reverse brake plates and discs lnstall
selected reverse brake end plate, then install the
32.
33.
34.
REVERSEEND PLATE
BRAKE
Dtscs
SPRINGlnstall in this direction.
(cont'd)
REVERSEPI-ATES
No.Part Numb.lThickne*3
90451 - P4V - 0001.05 mm (0.041 in)
B90452-P4V-0001.12 mm (0.044 in)
c90453-P4V-000'1.19 mm (0.047 in)
D90454 - P4V - 000'l.26 mm (0.050 in)
90455-P4V-0001.33 mm (0.052 in)
F90456-P4V-0001.40 mm (0.055 in)
904s7-P4V-0001.47 mm (0.058 in)
90458-P4V-0001.54 mm (0.06'l in)
90459-P4V-000'1.61 mm (0.063 in)
J90460-P4V-0001.68 mm (0.066 inl
K90461-P4V-0001.75 mm (0.069 in)
90462-P4V-0001.82 mm (0.072 in)
M904a0-P4V-0001.085 mm (0.0427 in)
N90481-P4V-0001.155 mm (0.0454 in)
o901a2-P4V-0001.225 mm (0.0482 in)
90483-P4V-0001.295 mm (0.0510 in)
o90484-P4V-0001.365 mm (0.0537 in)
R904a5-P4V-0001.435 mm (0.0565 in)
90486-P4V-0001.5O5 mm (0,0593 in)
T90487-P4V-0001.575 mm (0.0620 in)
90488-P4V-00{)1.645 mm {0.0648 in)
90489-P4V-0001.715 mm (0.0675 in)
90490-P4V-0001.785 mm (0.0703 in)

Transmission
Reassembly (cont'd)
35. Verify that the snap ring end gap is correct.
Minimum 18 mm (0.71 in)
,/\,
."or**ol!/'
Install the manual valve body lines A and B wkhnew O-rings on the manual valve body and the inter-mediate housing.
6x1.0mm12 N..n (1.2 kgt m,8.7 rbtft)
8 x 1.25 mm37 N.m 13.8 kgf.m,27 lbf.ftl
flgENDCOVER
37.
ENDCOVER GASKET
DOWEL PINSO-RINGS
MANUAL VALVEBODY LINE A
uaNYuAL VALVE
Install the two dowel pins and new end cover gas_ket on the intermediate housing, then install new O_rings on the ATF feed pipes.
Install the end cover (three 6 mm bolts, eleven g
mm bolts).
NOTE: Install the nine 8 mm bolts in the end cover(two 8 mm bolts remain in the end cover) thentighten the eleven 8 mm bolts.
14-342
39. Install the park pawl, spring, and shaft on the trans-mission housing, then move the control lever to anvgear other than E position.
THBUST SHIM,25x35mm
SNAP RINGCOTTERRETAINER
COTTERS,25.5 mmSelective pan
START CI.UTCHASSEMBLY
O.RINGS
PARKPAWL SPRING
PARK PAWL
,10, Install the secondary gear shaft with setected 25 x35 mm thrust shim (see page ,14-328).
41. Wrap the driven pulley shaft splines with taDe toprevent damage to the O-rings, then install new O_rings.
42, Assemble ths secondary drive goar assembly in thestart clutch assembly, then installthem on the drivenpulley shaft,
43. Pull the handle of the special tool up, then installthe tip of it into the driven pulley shaft hole, and setthe special tool on the stan clutch.
CAUTION: Whib in3trling thc st rt ctutch and rh.3ocondlry driye g.!r a3sombly using lh€ specialtool, bo 3urc nol to sllow du3t or olher foraign par_ticlos to ontq into tho iransmbsion.
I c,rr r,unar".
SECONDARYGEAR SHAFT
START CLUTCHINSTALLER07TAE - P4V0r30
SECONDARYORIVE GEAFASSEMBLY

44. Push the handle of the special tool, then tighten the
nut to seal the secondary drive gear assembly on
the driven pulleY shaft securelY.
STAAT CLUTCH Ii'ISTALIIR07TAE - PaV0130
OF
46.
SHAFTHA'{DI,-E
Pull the handle of the special tool up, and remove
the special tool.
lnstallthe cotters, then measure the clearance Delween
the cotters and the start clutch guide
STANDARD: 0 - 0.13 mm (0 - 0.005 inl
NOTE: Take measurements in at least three places,
and use the average as the actual clearance
GAUGE
lil(il
COTTERS, 25.5 mm
START 1
GAUGCSTART CLUTCH
14-343
47.
48.
lf the clearance is not within the standard, remove
the cotters and measure their thickness
Select and install new cotters, then recheck.
COTTERS, 25.5 mm
After replacing the 25.5 mm cotters, make sure that
the clearance is the standard
lnstall the cotter retainer and the snap rlng
Verify that the outside diameter of the snap ring is
correct.
Minimum 33.9 mm (1.33 in)
SNAP RII{G
lnstall the thrust washers. the ATF pump drrve
sprocket hub and the 22 x 28 mm thrust shim on the
inDUt shaft, then install the snap ring.
49.
50.
52.
THRUST WASXERS
INPUT SHAFT
(cont'd)
No.Part NumberThickness
90429-P4V-0002.9mm(0.114 in)
B90430-P4V-0003.0mm(0.118 in)
c90431 -P4V-0003.1 mm (0.122 ln)
D90432-P4V-0003.2 mm (0.126 in)
SNAPRING\
ATF PUMP DRIVESPROCKET HUB
THFUST SHIM, 22 x 2a mm
Selective pan

)
41.Coat the inside surface of the new cylinder end seal
with power steering fluid.
Install the cylinder end seal onto the steering rack
with its grooved side toward the piston'
Push in the cylinder end seal with your finger'
CAUTION: When installing the cylinder end sesl'
be carelul not damage the sealing face ot the seal
with the threads and burrs at the staked position oI
the cylinder housing.
trCYLINDES END SEAL
Replace.Make sure the sPring
is in the cylincler end seal
CYLINDER END
SEAL
Remove the vinyl tape from the steering rack'
NOTE: Remove any residue oftape adhesive
Hold the steering gearbox using a C-clamp as shown'
GEARBOX
C-CLAMP:
l-,
46.
47.
Coat the inside surface of the cylinder end with
power steering fluid, then installthe cylinder end by
screwing it into the cylinder housang.
Remove the C-clamp from the steering gearbox'
After tightening the cylinder end' stake the point of
the cylinder housing shown below For'98 -'00
models go to step 51.
NOTE: Stake the cylinder in the position opposite
from where the stake was removed during disas-
semoly.
Be careful not to damage
the bushing when inserting
the cylinder end.
49. Select the 32 mm shim(s) ('96 -'97 model only)'
NOTE: Only reinstall the original 32 mm shim(s)
when the steering gearbox is reassembled without
replacing the pinion shatt, valve housing, and gear
box housing with new ones.
lf the pinion shaft, valve housing, and gearbox
housing are replaced, select the new shim{s) as fol-
lows.
Shim selection:
a. Set the four 32 mm shims on the bearing surface of
the gearbox housing. Total thickness of the four
shims should equal no more than 0 70 mm'
Shim set: four 32 mm shims (Thickness: 010 mm'
0.15 mm, 0.20 mm, 0.25 mm respectivelyl
CAUTION: Th€ four 32 mm shims do not have
thickness identification marks Measure the thick-
ness of each shim using a micrometsr, and mark
the shim lor identification.
(cont'd)
17-61
Stake point. Depth: 1 0 mm (0.04 in)

Steering Gearbox
Reassembly (cont'd)
b. Install the valve body unit on the gearbox, andtighten the flange bolts to the specified torque.
VALVE BODY UNTTFLANGE BOLT20 N.m {2.0 ksl.m, 14lbI.ftl
Measure the clearance between the gearbox andvalve body unit using a feeler gauge as shown.
NOTE: Measure the clearance at the point midwaybetween the two mounting bolts.
Determine the required thickness of the 32 mmshims by subtracting the clearance obtained in thestep "c" from the total thickness of the four shims.(Total thickness of the 4 shims) - (Clearance) =
Required thickness of the shims
NOTE: Select the shims so that the total thicknessis close to. but less than, the required thickness,
17-62
54.
Example:
Measurement is 0.28 mm (0.011 in):0.70 - O.28 = 0.42 mm (0.028 - 0.011 = O.Ot7 inl
The selected shims should be 0.28 mm lO.OtO in) and0.15 mm {0.006 in} in thickness.
lf the r€quired shim thickness is 0.10 mm or less, noshims are necessarv.
50. Sot the selected 32 mm shims (,96 - ,97 modelsonly) on the bearing surface ofthe gearbox housing.
FLANGE BOLT20 N.m 12.0 ksf.m, 1l lbtftl
VALVE BODY UNIT
'96 - 37 modsl3 only:32 mm SHIMS{S.loctod numb.r of3him!l
Coat ths new O-ring with grease, and carefully fit iton the valve housing.
Apply grease to the needle bearing in the gearboxhousing.
Install the valve body unit on the gearbox housingby engaging the g€ars.
NOTE: Note the valve body unit installation posi-
tion (direction of line connection).
Tighten the flange bolts to the specified torque.
O-RINGReplace.
-A-l
NEEDLE BEARING
-R1
51.
EA