Body HONDA CIVIC 1999 6.G Workshop Manual

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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

Lower Valve Body Assembly
Replacement
@ Make sure lifts, iacks, and saf€ty stands
are placsd prop€rly {sea section 1).
CAUTION: While removing and installing th6 lower
valve body asssmbly, b€ sule not to allow dust and
other for€ign particles to entsr inio the transmksion.
1. Raise the front of the vehicle, and support it with
safetv stands (see section 1).
2. Set the parking brake, and block both rear wheels
securetv.
4.
6.
Remove the drain plug, and drain the CVT fluid.
Reinstall the drain plug with a new sealing washer(see page 1+299).
CAUTION: Keop all of other toreign parliclos out of
the transmission.
Disconnect the 8P connector from the solenoid har-
ness connector.
Remove the ATF cooler hoses at the ATF cooler
lines. Turn the ends of the ATF cooler hoses up to
prevent ATF from flowing out, then plug the ATF
cooler noses.
CAUTION: Keep all of other foroign particlo3 out of
tho transmission.
Remove the right front mounvbracket.
10 x 1.25 mmila N.m (,1.5 kgf.m, 33 lbtft)
RIGHT FRONTMOUNT/BRACKET
ATF COOLER LINE
10 x 1.25 mmsil N.m 15.5 kgf.m,40 rbr.ft)
ATF COOLER HOSE
14-302
14.
7. Remove the ATF cooler outlet line.
8. Remove the ATF cooler line bracket bolt.
9. Remove the ATF pan (fourteen bolts).
10. Remove the ATF strainer (two bolts).
1 l. Remove the one bolt securing the solenoid harness
connector,
12. Remove the
bolts).
lower valve body assembly (eight
LINE BOLT28 N.m (2.9 kgtm,21 lbtft)SEALINGReplace.
ATF COOI.-EROUTLET
OOWEL PIN
O.RINGFeplace.
SOLENOIO HARNESSCONNECTOR
5x1.0mm12 N.m 11.2 kgt.m,8.7 tbt.ftlO.RINGReplace.ATFSTNAINER
6x1.0mm12 N.m 11.2 kgt m,E.7 tbt'ft)
OOWEL NN
BODY ASSEMBLY
6x1.0mm12 N.m 11.2 kgf.m,8.7 rbf.ft)
ATF PAN GASKETReplace.
VALVE
ATF COOLER INLETUNE BRACKET BOLT8 x 1,25 mm26 N.m {2.7 kgf.m,20 tbf.frl
13.
ATF PANx 1.0 mm12 N.m 11.2 kgf.m, E.7 lbf.ftl
Install the new lower valve bodv in the reverse
ordgr of the removal orocedure.
CAUTION: Koep all ot other fo.oign particles out of
ths transmission.
NOTE:
. Replace the following parts:
- O-rings on the solenoid harness connector
and the ATF strainer- ATF pan gasket- Sealing washers
. lf the ATF cooler inlet line bracket is bent or
warped, put it back to the original position.
Perform the start clutch calibration orocedure on
page 14-293.

lllustrated Index
Transmission/Lower Valve Body Assembly
14-308

O ATF DIPSTICK
O o-RING Replace.
.' SOLENOID HARNESS CONNECTOR
@ LOWER VALVE BODY ASSEMBLY
O DOWEL PIN
O LINE BOLT
.i ATTf COOUR IruIET LINE B8ACKET BOLT
€] lrr cooua truler LINE ASSEMBLY
O SEALING WASHER RePIACE'
G, ATF COOLER OUTLET PIPE
6) o-RING Replace.
@ ATF FILTER
fO o-RING Replace.
@ ATF PAN(3 DOWEL PIN(D O-RING Replace.
E) ATF STRAINER
@ ATF MAGNET(9 ATF PAN GASKET RePIACE'
O ATF MAGNET
€t oRAIN PLUG
@ SEALING wAStlER Replace.
TOROUE SPECIFICATIONS
Bolt/Nut No.Torque ValueSizeRemarks
8F
12J
18D
12 N.m {1.2 kgf m, 8.7 lbf'ft}
26 N.m (2.7 kgim,20 lbf'ft)
28 N.m (2.9 kgf'm,21 lbf'ft)
49 N.m (5.0 kgf'm, 36 lbf'ft)
6x1.0mm
8 x 1.25 mm
12 x 1.25 mm
18 x 1.5 mm
Line bolt
Drain plug
14-309

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/Lower Valve Body Assembty
Removal
NOTE:
. Clean all parts thoroughly in solvent or carburetor cleaner, and dry with compressed air.. Blow out all passages.
. When removing the lower valve body, replace the followingl- O-rings- ATF pan gasket- Sealing washers
DOWEL PIN
ATF STRAINER
6 x 1.0 mm BOLT
ATF PAN GASKETReplace.
ATF COOLER INLET LINEBRACKET BOLT8 x 1.25 mm
ATF COOI..ER INLET LINE
O.RINGReplace.
SOLENOIO HARNESS CONNECTOR
6 x'1.0 mm BOLT
LOWER VALVE BODY ASSEMBLY
6 x 1.0 mm BOLT
14-314
6 x 1.0 mm EOLT

l.
'1.
2.
5.
6.
7.
Remove the ATF cooler inlet iine bracket bolt'
Remove the ATF cooler outlet line
Remove the ATF pan (fourteen bolts).
Remove the ATF strainer {two bolts)
Remove the one bolt securing the solenoid harness
connector, then push the connector.
Remove the lower valve body (eight bolts)
Clean the inlet opening of the ATF strainer thoroughly
with compressed air, then check that it is in good
condition, and the inlet opening is not clogged'
ATF STRAINER
INLET OPENING
Replace the ATF strainer if it is clogged or damaged
NOTE: The ATF strainer can be reused it it is not
clogged.
2c'
c;2 ar\
14-315

l.
1.
2.
Remove the end cover {three 6 mm bolts, eleven 8
mm bolts).
Remove the manualvalve body lines A and B
3. Remove the snap ring securing the ring gear, then
remove the thrust shim and the ring gear'
4. Remove the snap ring securing the reverse brake
discs and plates, then remove the reverse brake end
plate. brake discs, brake plates, and disc spring'
5. Remove the carrier with the thrust washers and the
thrust needle bearing from the forward clutch
6. Remove the sun gear and the input shaft as a sub
assembly bY Pulling it
The sun gear is press fitted tightly into input shaft'
7. Remove the snap ring securing the forward clutch,
and remove the snap ring securing the forward clutch
end plate, then remove the forward clutch end plate'
8. Reinstall the carrier on the forward clutch, then
secure the carrier with the snap ring on the forward
clutch end Plate.
9. Remove the forward clutch and carrier assembly
together.
'10. lnstall the special tool to remove the snap ring
securing the reverse brake return spring retainer as
snown.
REVERSE BBAKESPRING COMPRESSOR07TAE - PaV0110
11. Compress the return springs. then remove the snap
ring
CAUTION: lf the spring retainer tab is on the
rsverse braks piston, tho spting letainer may be
damaged. Be surs the spring letainer tab is not on
the piston.
SPfiING FETAIiGRTAB
Remove the special tool, then remove the spring
retainer/return spring assembly.
Remove the sealing bolt securing the reverse brake
pressure insPection hole.
Apply air pressure to the inspection hole to remove
the reverse brake Piston
12.
13.
14.
16.'t7
SPBING REYAINER/RETURiI SPRIiIGASSEMALY
REVERSE BNAXEPISTON
o-RrllcsReplace.
FCVERSE BRAKEPRESSURE INS?ECTK)NHOtl
SEALINGWASHERReplace.
8 x 1.25 mm18 N.m 11.8 kgf.m, 13 lbf.ttl
Remove the snap ring retainer from the drive pulley
shaft.
Remove the manual valve body (five bolts)'
Remove the roller and push the control shaft assem-
bly toward the outside of the transmission housing,
then remove the intermediate housing (four bolts)'
SPECIAL TOOL
14-319

Manual Valve Body
Disassembly/lnspection/Reassembly
NOTE:
. Clean all parts thoroughly in solvent or carburetor cleaner, and dry with compressed air. Elow out all passages.. Coat all parts with CVT Fluid during assembly.
SPRING SEATREVERSE INHIBITORVALVE SPRING
REVERSE INHIBITORVALVE
MANUAL VALVE
MANUAL VALVE BODYInspect for wear, scratchesand sconng,
14-320

1.
7.
lnstall the ATF feed pipe in the transmission hous-
ing, and install the three ATF feed pipes with new
O-rings in the transmission housing,
Install the two dowel pins and new transmission hous-
ing gasket on the transmission housing.
Push the control shaft assembly toward the outside
of the transmission housing, then install the inter-
mediate housing assembly (four bolts).
lnstall the manual valve body separator plate and
the two dowel pins on the intermediate housing,
then install the rnanual valve body with the detent
spring (five bolts).
Put the control shaft assembly back, then install the
roller in the intermediate housing.
lnstall the reverse brake piston in the intermediate
housing.
Install the spring retainer/return spring assembly on
the reverse brake Piston.
NOTE: Installthe return springs on the spring guides
of the reverse brake piston securely
tnstall the special tool to compress the return spring
as shown.
REVERSE BRAKESPRING COMPRESSOR07TAE - P4V0110
6.
L
1
CAUTION: lf the spring retainer tab is on the reverse
brakc piston, the spring rstainer may be damaged'
Be sure the spring retainer tab is not on the piston'
rp
SPECIALTOOL REVERSEBRAKE
-^
14-339
10.
9.
14.
Compress the return springs, then install the snap
ring in the intermediate housing above the spring
retainer.
Verify that the snap ring end gap is correct'
Mini
/,,- '-t,,,,.
// \i/ ',r
'1 ,
.r' //'/. .-J?RINGSNAP
mum 15 mm 10.59 in)
Soak the reverse brake discs thoroughly in CVT
Fluid for minimum 30 minutes.
Installthe disc spring on the reverse brake piston'
Starting with a reverse brake plate, alternately
install the reverse brake plates and discs lnstall the
reverse brake end plate, and the snap ring'
Measure the clearance between the reverse brake
end plate and the top disc with a dial indicator' Zero
the dial indicator with a reverse brake end plate
lowered, and lift it up to the snap ring The distance
that the reverse brake and plate moves is the clear-
ance between the reverse end plate, and the top
disc.
NOTE: Take measurements in at least three places'
and use the average as the actual clearance'
STANDARD: 0.45 - 0.75 mm (0.018 - 0'030 in)
{cont'd)
11.
12.
13.