1998 HONDA CR-V Manifold gasket

Cylinder Head
Removal (cont'dl
Remove the timing belt (see page 6-10).
Remove the camshaft pulleys and back cover.2't.
BACK COVER
6-20
22. Bemove the exhaust manifold
ing nuts.
'97 - 98 U.S. modsls (Californial:
GASKETReplace.
SELF.LOCKING NUT54 N.m {5.5 kgf.m, .{) lbf.ftlReplace.
'97 - 98 U.S. models {Excepi Calitornia}:'99 - 0O modeb:
GASKETSReplace.
bracket and self-lock-
'r
EXHAUST MANIFOLDBRACKET
10 x 1.25 mm44 N.m 14.5 kgf,m,33 rbf.ft)
SELF.LOCKING NUT10 x 1 .25 mm54 N.m {5.5 kgt.m, 40 lbtft}Replace.
10 x 1.25 mm4il N.m (4.5 kgf.m,33 tbf.ftl
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Cylinder Head
Installation
Installthe cylinder head in the reverse order of removal:
1. Clean the cylinder head and block surfaces.
2. Clean the oil control orifice. Install the cylinder headgasket, dowel pins and the oil control orifice on thecylinder block. Always use a new cylinder head gas-ket.
CYLII{DER HEADGASKETR€place.
DOWEL PIN
O.RINGRoplace.
DOWELPIN
OIL CONTBOLORIFICEClean.
Apply clean engine oil to the bolt threads and underthe bolt heads.
4. Tighten the cylinder head bolts in two steps. In thefirst step tighten all bolts, in sequence, to about 29
N.m {3.0 kgf.m,22 lbf.ft); in the finat step, tighten inthe same sequence to 85 N.m (8.7 kgf.m,63 lbf.ft).
Use a beam-type torque wrench. When using a pre-
set-type torque wrench, be sure to tighten slowly
and do not overtighten.
lf a bolt makes any noise while you are torquing it,loosen the bolt, and retighten it from the 1st step.
CYLINDER HEAD BOLTS TOROUE SEOUENCE:
Tighten the intake manifold mounting bolts (see
page 6-21).
Install the exhaust manifold bracket. and tighten thenew self-locking nuts (see page 6-20).
6-30
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Intake Manifold
Replacement
NOTE:
. Use new O-rings and gaskets when reassembling.
. Check for folds or scratches on the surface of the gasket.
. Replace with a new gasket if damaged.
'97 - 98 models:
INTAK€ MANIFOLDReplace if cracked orif mating surfaces areoamageo,
INTAKE AIRTEMPERATURE
{IATI SENSOR22 N.n 12.2 kgl.m,16 rbf.ftl
8 x 1.25 mm22 N.m 12.2 kgtm.'t6 tbf ft)
8 x 1.25 mm22 N.m |.2.2 kgl.rn,'16 tbt ftl
I x 1.25 mm24 N m 12.4 kgf m.17 tbf.ft)
INTAKBRAC}
INTAKE MANIFOLOBRACKET B ('98 modell8 x 1.25 mm23 N m (2.3 kgt m,17 tbf.ftlI x 1.25 mm24 N.m 12.4 kgf.m,17 tbf.ft)
8 x 1.25 mm24 N.m (2.4 kgf.m,17 tbf.ft)
9-2
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'99 - O0 modol3:
6x1.0mm9.8 N.m 11.0 kg{.m,7.2 tbtltl
NESONATOR
6x1.0mm9.8 N.m {1.0 kgf.m,7.2 rbr.ftt
O-RINGReplace.Apply oil to O-RINGbetore installing.
RESONATORCHAMBERBRACKET
GASKETReplace.
IAT SENSOR2:2N.m l2.2kgl.n,16 tbtftl
O.RINGReplace.
l
O.RINGReplace.
8 x 1.25 mm24 N.m 12.4 kgt m,17 tbt frl
INTAKE MANIFOLDReplace it cracked orif mating surfaces areoamageo.
8 x 1.25 mm22 N.m 12.2 kgl.m,16 rbf.ftt
IAC VALVE
8 x 1.25 mm23 N.m (2.3 kgf.m,17 tbf.ft,
INTAKE MANIFOLD
22 N.m 12,2 kgl.m,16 rbfftl
("\"- K\*}Gt
W\qu u
N,1\J 'n\
.a,,-\\J "
G)s
BRACKET
9-3
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Exhaust Manifold
Replacement
NOTE:
. Use new gaskets and self-locking nuts when reassembling.
. Check for folds or scratches on the surface of the gasket.
. Replace with a new gasket if damaged.
'97 - 98 U.S. models (Calilornia):
8 x 1.25 mm31 N.m (3.2 kgf.m, 23 lbtft)Replace.
I x 1.25 mm24 N.m (2.4 kgl.m,1? tbf.ft)
8 x 1.25 mm24 N.m (2.i1kgt.m,
17 lbf.ftl
EXHAUSTMANIFOLO
10 x 1.25 mm44 N.m 14.5 kgf.m, 33 lbf.ft)
SELF.LOCKING NUT8 x 1.25 mm31 N m 13.2 kgt.m, 23 lbt'ft)Replace.
EXHAUST MANIFOLDBRACKET
10 x 1.25 mm44Nm{4.5kg{.m.33 lbf.ftl
NN
9-4
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ldle Control System
ldle Control System
I P0505 | The scan tool indicates Diagnostic T.ouble Code (DTCI PO5O5: ldlecontrol svstem mattunction.
NOTE: lf DTC P1508 is stored at the same time as DTC P0505, troubleshoot DTC P1508 first. then troubleshoot DTC p0505.
Possibls Cause
. IAC valve mechanical malfunction. Throttle body clogged port, improper adlustment. Intake manifold gasket leakaging. Intake air hose loose leakaging. Vacuum hose leakaging
a ECT sensor incorrect output. Throttle Position sensor incorrect output
Troubleshooting Flowchart
The MIL has been reDorted on.DTC P0505 is sto.ed.
Problem verificationi1. Start the engine. Hold theengine at 3,000 rpm with noload (in Park or neutral) untilthe radiator Ian comes on, thenlet it idle.2. With the scan tool, check thelollowing items.- Throttle position should beapprox. 10% with the throt-tle {ully closed.- Engine coolant temperature shorJld be 194 - 205'F(90 - 96"C).lf they are not within thespec., repair the faulty sen-sor circuit.3 Check the engine speed atidle with no-load conditions:headlights, blower fan. reardefogger, radiator lan, and airconditioner are not operaling,
Inte.mittent failure. syltem is OKat this time.ls it 750 {730)* i 50 rpm?
ls il 700 (680)' rpm or less?
{To page 11-151)(To page 1'l-151)
l:'99 - 00 models
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