2003 HONDA CIVIC radiator cap

Cooling System
Radiator and Fans Replacement
1. Drain the engine coolant (see page 10-6).
2. Remove the front bumper {see page 20,85).
3. Remove the bulkhead.
4. Remove the upper radiator hose and lower radiator hose.
DRAIN PLUG
UPPER BADIATOR HOSE
BAOIATOA FANASSEMBLY
{
O.RINGRADIATOR CAP
BADIATOB
LOWERCUSHION
\-
RADIATOR FANswtTcH24Nm{2.1t kgl m. 17lbl hl
LOWER FADIATORHOSE
RESERVETANK
A/C CONDENSERFAN ASSEMBLY
9.8 N m {1.0 kgf m,7.2 lbf ft)CONNECTORSRADIATOB FAN SWITCHCONNECTOB
5. Disconnect the fan motor connectors and radiator fan switch connector, then pull the radiator up and out.
6. Remove the fan shroud assemblies and other parts from the radiator.
7. Installthe radiator in the reverse order of removal. Make sure the upper and lower cushions are set securelV.
8. Install the bulkhead in the reverse order of removal. Apply body paint to the bulkhead mounting bolts.
9. Fill the radiator with engine coolant and bleed the air (see page 10-6).
10-10
\.

Heating and Air Conditioning
Gondenser Replacement
1.
6x1.0mm9.8 N.m ('1.0 kgf.m,7.2lbf.ft)
Recover the refrigerant with a recovery/recycling/
charging station (see page 21-53).
Remove the front bumper {see page 20-85).
Remove the bolts, then disconnect the discharge
line (A) and the condenser line (B) from the
condenser. Plug or cap the lines immediately after
disconnecting them to avoid moisture and dust
conlamtnaflon.
,t\
6x1.0mm9.8 N.m (1.0 kgt.m.7.2lbf.ft)
21-52
4, Remove the mounting bolts, then remove the
condenser by lifting it up. Be careful not to damage
the radiator or the condenser fins when removino
the condenser.
6 x '1.0 mm9.8 N.m ('1.0 kgf.m,7.2 tbl.ftl
5.lnstallthe condenser in the reverse order of
removal, and note these items.
. lf you're installing a newcondenser, add
refrigerant oil (KElHlN SP- 10) lsee page 21'6).. Replace the O-rings with new ones at each fitting,
and apply a thin coat of refrigerant oil before
installing them. Be sure to use the correct O-rings
for HFC-134a (R-'134a)to avoid leakage.. lmmediately after using the oil, reinstallthe cap
on the container, and seal it to avoid moisture
absorption.. Do not spillthe refrigerant oil onthevehicle;it
may damage the paint. lf the refrigerant oil
contacts the paint, wash it off immediately.. Be careful not to damage the radiator or the
condenser fins when installing the condenser.. Charge the system (see page 21-55).
t -"'.
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Service Manual lndex
(cont'dl
Power Window Switch, Passenger'slnput Test .............-......
Replacement...,-.-.-...,..
Radialor Cap
Rocker Arm AssemblyRemovalD;sassembly/Reassembly
Specifications6-26 (See section 2)22-13022 13222-133..................... 6-27
ComponentLocation Index ..............22 124Circuit Dia9ram .................. ............... 22 125
Ouaner Window Glass8ep1acement ......................................... 20-29
lnstallation6-38
Rocker ArmsTestInspecton6-28
Roof MoldingsReplacement
Seat BeltsComponent Location Index ................... 23-3
Seat 8ehs, FrontReplacementrnspec!on
sRsComponent Location Index ................. 23-13Description ....................................... 23-31Circuit D;agram ... .... ...........2334lnspection/Replacemenl ................... 23 1 126-7
SRS lndicator CircuilTroubleshooting
Startel
Stabilizer BarReplacementFront SuspensionRear Suspension
Stabilizer LinksRemoval/lnstallationFront SuspensionRear Suspension
23 105oSRS UnitReplacement..-.................................... 23-122s
R
1A-1718-30
18 1818-31RadiatorTest......23-9
23-1Replacement ...........
Radiator and Condenser FansCommon CircuitTroubleshooling......... ..... .........21 29
10-310-10Seat Behs, RearReplacement
Seat Cover, FrontReplacement
Seat Cushion Cover, R6ar10-3Replacement
ReplacementTest
Test
20-75
20-84
Overhaul
Starter SolenoidTest..-.-...4-7
Radiator Fan AssemblyTestSeat, Driver'sRemovaf/lnstaf lation ............................ 20 1 1Disassembly/Reassemb1y ................... 20-73
Sedt, Faont Passenger'sDisassembly/Reassemb1y ................... 20-74
Seat, RearRemoval/lnstallation ............................ 20-80
Seat-back Cover, Reer
Starting SystemComponent Location Index...............-..... 4-3CircuitDia9ram ........................................ 4 4
\'{........................ r0-4
Radiator Fan CircuitTroubleshooting
Radiator Fan SwhchReplacementTest
Radiator Fan Switch CircuitTroubleshooting
Rear Air OutletReplacement
Circuil DiagramTest
Rear Window D€rogger WiresRepair
RearWindow GlassReplacement
Troubleshooting10-14
10-1710-17
10 16
17 -3
11-4
17-9
SteeringComponent Location Index................-..Inspectaon ...................
Steering ColumnRemoval/lnstallationReplacementInspection11 11
17-5117 5517 63
20 68
Seat-back Latch, ReaI2Q-104Replacement
Seat-back Striker. RearReplacement
Steering GearboxRemovalOverhaulRear Window DefoggerComponentLocalion Index ..............22 104lnstallation
Steering Hanger BeamReplacement
Steering LinkageInspefiron
Steering LockReplacement
Steering Rack GuideAdiustment
22-10522 106
22-106
SeatsComponent Location Index....-............ 20-70
Shift ForksInspectton13,21
20-25
2l-3621 36
21 25
Disassembly/Reassembly ................... 13-22
Shitt Lever TrimRemoval/lnstallation ............................ 20 61
.....11-12
SecirculationReplacementControl Motor17-13Test.....
Recirculation Control Motor CircuitTroubleshooting
Side Airbag, Drivel'sReplacement
Side lmpact SensorsReplacement
Spark Plugs
23-115
23 123
Side Marker LightRep1acement......................................... 22-A3
17417-6Disassembly/Reassembly ..................... 17 71nsta11ation .............................................. 17-8
SublramesReplacement
Removal
RefrigerantReplacement ..-.-.-...................... 21 53, 54, 55Test ........................................................ 21-56
Retrigerant OilReplacement...............................-........... 21-6. .._..4_19
20 112