Radiator hoses HONDA CIVIC 1998 6.G Workshop Manual

81642 engine:
8 x 1.25 mm
22N,n 12 2 kdl'rn,
Replace.
,&16 rbt.ftl
Replace.
SELF.LOCKING8 x 1.25 mm16 N.m t1.6 kg{ m, 12 lbl'ft)
Replace.
GASKETSReplace.
10 x 1 .25 mm
s4 N.m {5.5 kgf m, 40 lbf'ftl
32.
PIPE A
RePlace'
Remove the damper forks (see section 18).
Disconnect the suspension lower arm ball joints
(see section 18).
Remove the driveshafts.
CAUTION:
o Do not pull on th€ drivoshaft. the CV ioint may
com9 apart.
o Use care whgn prying out the assombly.
Pull it straight to avoid damaging the differential
oil seal or intermediate shaft dust seal.
NoTE: Coat all precision-finished surfaces with
clean engine oil. Tie plastic bags over the driveshaft
enos.
34.
HO2S CONNECTOR
!^.
35.
36.
Lower the hoist.
Remove the upper and lower radiator hoses and
heater hoses,
37. Removs the ATF cooler hoses, then plug the ATF
cooler hoses and PiPes (A,/T)
UPPERRADIATOR HOSE
HOSES
(cont'd)

Removal
Engine removal is not required for this procedure
!!!s@ Make sure iacks and salety stands are
f ta"eata"ea propetty and hoist brackets are attached to the
correct positions on the engine.
CAUTION:
. Use tender covels to avoid damaging painted sul-
faces.
o To avoid damage, unplug the wiling connectors
carefully while holding the connector portion to
avoid damage.
. To avoid damaging the cylinder head, wait until the
engine coolant temperature drops below 100"F
{38"C} before loossning the tetaining bolts.
NOTE:
o Mark all wiring and hoses to avoid misconnectlon
Also, be sure that they do not contact other wiring or
hoses, or interfere with other parts.
. Inspect the timing belt before removing the cylinder
h ead.
. Turnthe crankshaft pu lley so that the No. lpistonisat
top dead center (see Page 6-21)
'1. Disconnect the negative terminal from the battery'
Drain the engine coolant (see page'10-7).
a Remove the radiator cap to speed draining.
Remove the intake air duct and air cleaner housing
(see page 5 3).
Remove the mounting bolt and lock bolt. then
remove the power steering (P/S) pump belt and
pump (see page 5'5).
Loosen the idler pulley center nut and adjusting
bolt' then remove the air conditioning (A'lc) com-
pressor belt (see Page 5-6).
Loosen the mounting nut and lock bolt. then
remove the alternator belt (see page 6-19).
Remove the P/S pump bracket (see page 5-12).
3.
4.
2.
6.
1.
8. Remove the throttle cable by loosening the locknut,
then slip the cable end out of the throttle linkage
NOTE:
. Take care not to bend the cable when removing it
Always replace any kinked cable with a new one
. Adjust the throttle cable when installing (see sec-
tion 1 1).
D16Y7 engine:
Dl6Y5, Dl6Y8 engines:
THFOTTLECABLE
(cont'd)
6-27
LOCKNUT
CABLE

Removal
Engine removal is not required for this procedure.
!@@ Make sure jacks and safety stands are placed
properly and hoist brackels are attached to correst posi-
tion on the engine,
CAUTION:
o Use fender covers to avoid damaging painted sur-
faces.
To avoid damage, unplug the wiling connectors
carelully while holding the connector portion.
To avoid damaging the cylinder head, wait until the
engine coolant temperature drops below 100"F {38'Cl
before loosening the retaining bolt.
NOTE:
. Unspecified items are common.
. Mark all wiring and hoses to avoid misconnection.
AIso, be sure that they do not contact other wiring or
hoses or interfere with other parts.
o Inspect the timing belt before removing the cylinder
n eao.
. Turn the crankshaft pulley so that the No. 1 piston is
at top dead center (see page 6-64).
1. Disconnect the negative terminal from the battery.
Drain the engine coolant {see page 10-7).
. Remove the radiator cap to speed draining.
Remove the strut brace (see page 5-2).
Remove the intake air duct and air cleaner housing
(see page 5-3).
Remove the adjusting bolt and mounting bolt, then
remove the power steering (P/S) pump belt and pump
(see page 5 5).
2.
3.
4.
\
ADJUSTING
6. Loosen the idler pulley bracket bolt and adjusting
bolt, then remove the air conditioning (A/C) com-
pressor belt.
IDLER PULLEY BRACKETBOLT10 x 1.25 mm44 N.m {4.5 kg,l.m, 33 lbt.ft}
7. Loosen the mounting nut and lock bolt, then remove
the alternator belt.
LOCK BOLT8 x 1.25 mm24 N.m {2.4 kgf.m,17 tbtftl
ALTERNATORBELT10 x 1.25 mm,l,l N.m {4.5 kgf.m,33 tbf.ft,
(cont'd)
6-67

lllustrated Index
@@ system is under high pressure when theengine is hot. To avoid dangsr of rsleasing scaldingengine coolant, removo the cap only when the engine iscoot.
Total Cooling System Capacity flncluding heater andfoservoir (0.4 f (0.42 US qt, 0.35 tmp qt)ll:
*2: 81642 engine*3: D16Y7 engine*4: D16Y8 engine
CAUTION: lf any engine coolant spills on painted por-tions of the body, rinse it off immediately.
NOTE:
. Check all cooling system hoses for damage, leaks ordeterioration and replace if necessary.. Check all hose clamps and retighten if necessary.. Use new O-rings when reassembling.
RADIATOR CAPPressure test, page '10 86x1.0mm9.8 N.m {1.0 kgtm,7.2 tbt.ltl
UPPERRADIATORHOSE
UPPER BRACKETAND CUSHION
COOLANT
RAOIATOREngine coolant refilling and bleeding,page 10 7Leak test, page 10-9Inspect soldered joints andseams for leaks,Blow out dirt Irom betweencore fins with compressed air.lf insects, etc,, are cloggingradiator, wash them off withrow pressure water.
RESERVOIR
5x0.8mmA: ,1.4 N.m {0.45 kgf.m, 3.3 tbtftlg: 5.4 N.m (0.55 kgtm.4.0 tbf.ft)
6x1.0mm7.2 N.m (0.73 kgt.m,5.3 tbtftl
LOWERCUSHION
RADIATOR FANBADIATORFAN
DRAINPLUG
O-RINGReplace.
LOWEBRADIATORHOSE
FAN MOTOR SHROUD
Ar TOYO RADIATOR manufactured radiatorB: NIPPONDENSO manufacfared raoraror
10-2
Refer to section 14when installing.
Mt-|-4.2 f (4.4 US qt,3.7 tmp qt)*j
5.0 / (5.3 U$ q1, 4.4 16p q11*z
4.1 f (4.3 US qt, 3.6 lmp q0*3
4.31 (4.5 US qt, 3.8 tmp qt)*a
CVT4.3 f (4.5 US qt,3.8 Imp qt)
*1i D16Y5, D16Y7, D16Y8 engines
iil

Radiator
Replacement
Drain the engine coolant.
Remove the upper and lower radiator hoses, andATF cooler hoses.
Disconnect the fan motor connector.
Remove the radiator upper bracket, then pull up theraotator,
RADIA
ATF COOLERHOSES (A/T)Refer to sectionwhen installing.
UPPER RAOIATOR HOSE
6x1.0mm7.2 N.m (0.73 kgf.m.5.3 tbf.ft)
1.
2.
3.
5. Remove the fan shroud assemblies and other partsfrom the radiator.
Install the radiator in the reverse order of removal:
NOTE:
. Set the upper and lower cushions securely.. Fill the radiator with engine coolant and bleedthe air.
6x1.0mmCAPY|lT,PS:|" i.i ru- ii b rgr.-,AND CUSHION7.2 tbr.ftl
14
(
I
RESEBVOIR TANK
RADIATOR
LOWER CUSHION
RAOIATOR FAN/SHROUDASSEMBLY
DRAIN PLUGO-RINGReplace.
LOWER RAOIATOR HOSE
ATF COOLERPIPES {A/T)
,iiiiii
10-6

Shift Indicator PanelATF Gooler/Hoses
Adjustment
1.Check that the index mark on the indicator aligns
with the E mark on the shift indicator panel when
the transmission is in NEUTRAL.
lf not aligned, remove the front console {see section
20).
Remove the shift indicator panel mounting
and adjust by moving the panel.
NOTE: Whenever the shift indicator panel is removed,
reinstallthe Danel as described above.
It,
14-357
lnstallation
1. Installthe ATF cooler, ATF cooler line assembly and
the ATF cooler hoses.
6x1.0mm11 N.m ('l 1 kgf.m,8.0lbl'ftlATF COOLER LINE ASSEMBLY
ATF COOLER HOSE
RADIATOR
6x1.0mm9.8 N.m 11.0 kgf'm, 7 8 lbf'ft)
ATF COOLER
Connect the ATF cooler
lines and ATF cooler. and
as shown.
hoses to the ATF cooler
secure them with the clips
1l lTf{il.T
6-8mm10.2 - 0.3 in)
33-35mm11.3 - 1.4 inl
2-1mm10.1 - 0.2 in)
2-ilmm{0.1 - 0.2 in)
ATF COOI..ER HOSES

Heater Unit
Replacement
SRS components are located in this area. Review the
SRS component locations, precautions, and procedures
in the SRS section {24} before performing repairs or ser-
L Disconnect the negative cable from the battery.
2. Frcm under the hood, open the clamp, then discon-
nect the heater valve cable from the heater valve
arm. Turn the heater valve arm to the fully opened
position as shown.
When the engine is cool. drain the engine coolant
from the radiator (see section 10).
!@ Do not remove the radiator cap when
the engine is hot; the ongine coolant is under pres'
surg and could severely scald you.
CLAMP
HEATER VALVC CABLE
4. Disconnect the heater hoses from the heater unit.
CAUTION: Engine coolant will damage p8int.
Ouickly rinse any spilled engins coolant from painted
su aces,
NOTE: Engine coolant will run out when the hoses
are disconnected; drain it into a clean drip pan.
5. Remove the mounting nut from the heater unit.
NOTE: When removing the mounting nut, take care
not to damage or bend the fuel lines, the brake
lines, etc.
I x 1 .25 mm22 N.m {2.2 kgl.m, 16lblftl
21-39