1998 HONDA CR-V Ac system
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Troubleshooting
The SRS Indicator Light Doesn't Come On
CAUTION: Whenever the ignition switch is ON D, orhas been turned OFF for less than three minutes, becareful not to bump the SRS unit; the airbags couldaccidentally deploy and cause damage or iniuries.
Ch6ck the power supply (fuse):Turn the ignition switch ON {ll), and check whether the otherindicator lights come on (brake system, e(c.r.
Do the other indicator liglrts com6 on?
Check the No. 25 (7.5 A) fuse in the under-dash tuse/relayDOX.
ls the tus€ oK?
NO
Check the bulb:Replace the No.25 (7.5 A) fuse, and check that theSRS indicator light comes on.
Does the SRS indicator liqht come on?
YESNO
END
YES
Check the wire h.rnesi kwe€n fus€.nd gauge .3sembly:Check for an open in the wire harness between fuseNo. 25 (7.5 Al and the gauge assembly, and repair. Checkthat lhe SRS indicato.lighi
Does the SRS indic.tor liqht com6 on?
END
YESNO
Check the SRS indicator light bulb:1. Turn the ignition switch OFF.2. Remove the gauge assembly.3. Check lor blown SRS indicator tight bulb.
ls the SRS indicator tight bulb OK?
YESNO
Check the SRS indicator light circuit:Replace the bulb, and reconnect the gauge assemblyconneclors. Then turn the ignition switch ON {ll).
Does the SRS indicator light come on?
I YEs No
:ND
(A) To page 24-35(B) To page 24 35
24-34
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Page 1334 of 1395
The SRS Indicator Light Doesn't Go Off -'97 model
CAUTION: Whenever th€ ignilion switch i3 ON (lll, ol
has been turn€d OFF for less than three minutes, be
careful not to bump the SRS unit; the airbags could
accidenially deploy and cause damag€ or iniuries.
Try to reproduce the sRs indicator light:
1. Erasethe DTC memory (see page 24 28)
2. Turn the ignition switch ON {ll), and check that the SRS
indicator light comes on for about six seconds and thengoes off.
Doe3 the SRS indicator light slay on?
YESNO
Intermiftent ftilure, system is OK at this time. S€o Troubl€_
shooting Intermittent Failutes on p.ge 24_28.
Check the No. 13 (15 Al fuse:'L Turn the ignition switch OFF.
2. Check for blown No. 13 (15 A) fuse in the under dash
fuse/relay box.
ls lhe tuse OK?
YESNO
Replace the luse, and err3e the memory'1. Replace the No. 13(15A)fuse2. Erase the DTc memory (see page 24-28).
3. Turn the ignition switch ON (ll).
ioes the SRS indicatol light go off after 3ix s6conds?
YESNO
ENO
Confirm tho OTC, and continue ttouble3hooting.
Check for an open in the SRS main hatn€ss {VA lins}:
1. Disconnect the batterY negative cable, then disconnect
the positive cable, and wait for three minutes.
2. Disconnect the driver's and front passenger's airbag con
nectors (see page 24-23).
3. Disconnect the SRS main harness 18P connector from
the sRs unit.4. Reconnect the battery positive cable, then reconnect the
negative cable.5. Connect a voltmeter between the No. 7 terminal (+) ot
the SRS main harness l8P connector and 9rouncl6. Turn the ignilion switch ON {ll).
ls there battory voltage?
YESNO
Ooen in the SRS main harness {VA line); replace the
natnoss.
(A)
No. 13 115 Al FUSEUNOER.DASHFUSE/RELAY BOX
)
SRS MAIN HARNESSr8P CONNECTOR
SRS MAIN HARNESS 18P CONNECTOR
(cont'd)
24-37
SRS UNIT
To page 24 38
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Page 1338 of 1395
)
From page 24-39(D)
DASHBOARD wlRE hARNESS
5P CONNECTON
DASHBOARO WIRE HARI{ESS
5P CONI{EC'OR
)From page 24-39iE)
c509
Terminal side of male lerminals
SRS MAIN HABN€SS3P CONNECTOR
)
Check the SRS indicator circuit input voltage:
1. Reconnect the SRS main harness 18P connector to the
SRS unit2. Connect a voltmeter between the No 1 terminal (+) of
the dashboard 5P connector and ground.
3. Turn the ignition switch ON (ll), wait for six seconds,
then measure voltage
fs there 8.5 V or more? -
YESNO
The oroblem hts disappoared due to disconnocting and
connecting the connectors. Be 3ure all terminals make
good contact, and rocheck the system {see Trouble'
shooting Intermittent Failur6 on pagg 2'l-281'
Pool contacl at the SRS main harness 18P connector; check
the connector.. lf the connoctor is OK. aubstituta a known-good SRS unit,
and recheck.. ll the problem is still present, replaco the SRS main h'r-
ness.
Check for an oPen in the dashboard wire hatn8s:
1. Disconnect the main wire harness 24P connector Irom
the dashboard wire harness
2. Check resistance between the No. 6 terminal of the SRS
main hamess 18P connector and No 5 terminal otthe main
wire harness 24P connector; there should be 0- 1 0 O
15 the resistance.s specified?
YESNO
ODen in the BLU wire ot the dashboard wit6 harness;
rep.ir the dashboald wite harness.
Check for an open in the main wirc harness:'1. Disconnect the SRS main harness 3P connector from the
main wire harness,2. Check resistance between the No. 6 terminal of the SRS
main harness 18P connector and No 1 terminal ofthe SRS
main harness 3P connector;there should be 0 - 1 0 u
|3 lhe re3istance as sPecifiod?
YESNO
Oo€n in the BLU wire ol the main wire harness; rcpair
tha main wire harness
Op€n in the SRS main harn4s; replace the SRS msin har'
no3s.
24-41
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Page 1339 of 1395
Troubleshooting
The SRS Indicator Light Doesnt Go Off - ,99 - 00 models
CAUTION: Whenever the ignition switch is ON {lll, orhas been turnod OFF for less than three minutes, becareful not to bump the SRS unit; the airbags couldaccidentally deploy and cause damage or iniuries.
T.y to reproduce the SRS indicator tight:1. Erase the DTC memory (see page 24-28).2. Turn the ignition switch ON { }, and check that the SRSindicator light comes on for about six seconds and thengoes off.
Does the SRS indicator tight stey on?
NOYES
Intermittent failure, system b OK at this time. 56€ Trouble-shooting Inle.mittent Failures on page 24-2g.
Check the No. 23 (10 Alfuse:1. Turn the ignition switch OFF.2. Check for blown No. 23 flO A) fuse in the under dashluse/relay box.
ls the fuse OK?
YESNO
Repl.ce the tuse, and erase the memory1. Beplace the No. 23 (10 Ai fuse.2. Erase the DTC memory (see page 24-28).3. Turn the ignition switch ON flt).Does the SRS indicator light go ott after six secondt
YES NO
I
END
Conti.m tha DTC, and continue troubl*hooting.
Chock for an open in the SRS main harness (Vg line):1. Disconnect the battery negative cable, then disconnectthe positive cable, and wait for three minutes.2. Disconnect the driver,s and front passenger,s airbag con_nectors, and discoonect the seat belt tensioner connectors(see page 24-23).3. Disconnect the SRS main harness 18p connector fromthe sRs unit.4. Reconnect the baftery positive cable, then reconnect thenegative cable.5. Connect a voltmeter between the No. 3 terminal (+) ofthe SRS main harness 18p connector and oround.6. Turn the ignition switch ON 0l).ls there battery voltage?
YESNO
Open in the SRS main harness (VB line); replaco thenatness,
(A)
To page 24 43
tl-
24-42
No. 23 110 Al FUSE
FUSE/RELAY BOX
SRS MAIN HARNESS 18P CONNECTOR
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Page 1343 of 1395
Troubleshooting
The SRS Indicator Light Doesn't Go Off -,99 - 00 models (cont,d)
Frcm page 24-44{D)
Ch€ck the SRS indicator circuit input voltage:1. Reconnect the SRS main harness 18p connector to theSRS unit.2. Connect a voltmeter between the No. 1 terminal {+) ofthe dashboard 5P connector and ground.3. Turn the ignition switch ON {ll}, wait for six seconds,then measure voltage.
ls there 8.5 V or more?
YESNO
The problem has disapp€ared due to disconnecting andconnecting tho connectors. Be sure all terminals makegood contact, and .echeck the system {seo Troublo_shooting Intermiftent Failures on page 2it-2E).
Poo. contact at the SRS main harn8s 18p connector; checkthe connector.. lf the connoctor is OK, aubstitute a known-good SRS unit,end recheck.. lf the problem is still present, .6place tho SRS m.in har-ne33.
Ftom lage24-44(E)
J)
DASHEOARD WFE HARNESS5P CONNECTOR
c5ott
Wire side of lemaleterminals
J
Torminal side ol male termtnal
ca03
SRS MAIN HARNESS18P CONNECTOR
c806
SRS MAIN HARNESS3P CONNECTOR
DASHBOARD WIRE HARNESS
Check for an open in the dashboa.d wire harnessi1. Disconnect the main wire harness 24p connector fromthe dashboard wire harness.2. Check resistance between the No. 6 terminal of the SRSmain harness 18P connector and No. S te.minal of the mainwire harness 24P connector; there should be 0 - 1.0 0.
ls th€ resistance rs speciliedT
YESNO
Open in the 8LU wi.o ol the dashboard wire hrmess:repair the dashboard wire ha.ness.
Check fo. an open in the m.in wire hamess:1. Disconnect the SRS rnain harness 3p connector from themain wire harness,2. Check resistance between the No. 6 terminal of the SRSrnain harness 18P connector and No. 1 terminal of the SRSmain harness 3P connector;there should be 0 1.0O.
b the rGbtanco as sDecified?
NOYES
Open in the BLU wir6 of th6 main wire hernos3; reori.the main wire hamess,
Open in the SRS main harness; r€place the SRS main ha.-noss.
24-46
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Page 1359 of 1395
Troubleshooting
DTC2-4
GAUTION: Wh€never tho ignition switch is ON 0t). orhas been turned OFF for less than threo minutes, bocareful not to bump the SRS unit; the airbags couldaccidentally deploy and cause damaga or iniuriss.
SRS MAIN HARNESS
SIMULAYORLEAD C
Ot-
07TAZ - SZ5011A.nd SRS INFLATOR
/stMU|_ATOR/ t2 tr JAoKI
// olsAz-Tsn11A
ffi
Try to reproduce the SRS indicator light:1. Erase the DTC memory (see page 24-28i.2. Turn the ignition switch ON (lli, and check that the SRSindicator light comes on tor about six seconds and thengoes off.
Do€s the SRS indicator light stay on?
YESNO
Inlermittent tailure, system is OK at this tim€. SceTroubleshooting Intermitt€.f Failures on page 2+28.
Check for a short to power in the passengar,s ai.bag infla-tor:1. Turn the ignition switch OFF.2. Disconnect the baftery negative cable, then disconnectthe positive cable, and wait for three minutes.3. Disconnect the front passenger's airbag 2P connectorIrom the SRS main harness lsee page 24-23).4. Connect the special tool (2 O) to the SRS main harness2P connector. Do not disconnect the driver,s airbag con,nector,5. Reconnect the battery positive cable, then reconnect thenegative cable.6. Erase the DTC memory (see page 24-28).7. Read the DTC (see page 24-26|'.
ls DTC 2-4 indicsted?
YESNO
Sho.t power in the passenger's airbag infator; rsplece thopaisonge/i airbag {s€e pag€ 2il-89).
To page 24-63
24-62
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Page 1361 of 1395
Troubleshooting
DTC 2-5
CAUTION: Whenever the igniiion switch is ON {ll}, orhas be€n turn€d OFF for less than three minutes, becareful nol to bump the SRS unit; the sirbags couldaccidentally doploy and causo damage or iniuries.
tl
SIMULATORLEAO C07TAZ - SZ5011A.nd SRS INFLATOR
/StMULATOR/ t2 a JACKI
/ 07saz-fB&11^
ffi
Try to rep.oduce the SRS indicstor tight:1. Erase the DTC memory (see page 24-28).2. Turn the ignition switch ON 0l), and check that the SRSindicator light comes on for about six seconds and thengoes off.
ooes th6 SRS indicaror light st.y on?
YESNO
Inte.mitt.nt failure, system is OK at thi3 time. S€eTroubl6hooting Intermittem Failur6 on page 2+28.
Check for a short to gaound in th6 prsenger,i airbag inlla-tor:1. Turn the ignition switch OFF.2. Disconnect the battery nogative cable, then disconnectthe positive cable, and wait for three minutes.3. Disconnect the front passenger,s airbag 2p connectorfrom the SRS main harness {see page 24-23).4. Connect the special tool (2 0) to the SRS main harness2P connector. Do not disconnect the driver,s airbag con,nector.5. Reconnect the battery positive cable, then reconnect thenegative cable.6. Erase the DTC memory (see page 24-28).7. Read the DTC lsee page 2[-261.
ls DTC 2-5 indicated?
YESNO
Short to ground in the pas€ngert airbeg inflator; ,cplacethe passenge/s airbag (s€e page 2+991.
To page 24 65
24-64
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Page 1363 of 1395
Troubleshooting
DTC 3-1 and DTC 3-2
CAUTION: Whenever the ignition switch is ON flll, orhas been turned OFF for less than three minutes, b€careful not to bump th€ SRS unit; the airbags couldaccidenlally deploy and cause damage or iniuries.
DRIVER'SSEAT BELT TENSIONERLEFT SIOE WIREHARNESS2P CONNECTOR2P CONNECTOR
-
\
SRS SIMULALEAD C07TAZ - SZ501rAand SRS INFLATORSTMULAToR It2 0JACKI IoTsaz - TB4ot lA t
24-66
Try to reproduce the SRS indicatoi light:1. Erase the DTC memory (see page 24-29).2. Turn the ignition switch ON 1 ), and check that the SRSindicator light comes on for about six seconds and thengoes off.
Does the SRS indicaior lighr stay on?
YESNO
Intermittent failure, system is OK at this time. SeeTroubleshooting lfiermittent Failu.6s on page 24-28.
Check tor an open in the driver's seat b6lt tensioner:1. Disconnect the negative battery cable, and wait lor threeminutes.2. Disconnect the drave/s seat belt tensioner 2p connectorfrom the left side wire harness 2P connector (see page24-23). Do not disconnect the lront passenger,s seat belttensioner 2P connector.3. Connect the special tool {2 O) to the left side wire harness2P connector,4. Reconnect the negative baftery cable5. Erase the DTC memory {see page 24,28).6. Read the DTC (see page 24-26).
ls OTC 3-1or DTC 3-2 indicatedT
YESNO
Open or increased resistance in the d.iver's seat belt ten-sioner; replace the driver's seat belt {see page 2il-91).
To page 24 67
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