1998 HONDA CIVIC Trouble shooting

Troubleshooting
The SRS Indicator Light Doesn't Go Off - '98 - 00 Models (cont,dl
From page 24 351B)
Check the SRS indicetor circuit:1. Turn the ignition switch OFF.2. Bemove the gauge assembly, Do not dlsconnect thedashboard wire harness 5P connector from the gaugeassemoly.3. Turn the ignition switch ON (ll)4. Connect the dashboard wire harness 5P connector termi-nals No. 1 and No. 5 with a jumper wire.
Does the SRS indicator light go om
YESNO
Faulty SRS indicator light circuit in the 9au96 assembly;replace the SRS printed circuit board in the gaugeessembly.
Check for an open in the SRS indicator light circuit:r. rurn rne rqnrton swrtch ut-t-.2. Disconnect the dashboard wire harness 5p connectorfrom the gauge assembly.3. Check resistance between the No. 6 terminal of the SBSmain harness 18P connector and No. I terminal of thedashboard wire harness 5P connector; there should be0 1.0 0.
ls the resistance as soecified?
NOYES
(D)
To page 24 38(E)To page 24-38DASHBOARD WIRE HARNESS5P CONNECTOR
OASHBOARD WIRE HAR'{ESS5P CONNECTOR
llTf;rv;1c508.1#
I Bru lYErWire side of femaleJUMpER WIRE rerminats
SRS MAIN HARi{ESSI8P CONNECTOR
c807
24-36
DASHBOAED WIRE HARNESS
Wire side of female terminals

Troubleshooting
The SRS Indicator Light Doesn't Go Off -'98 - 00 Models (cont'dl
From page 24 36(D)
Check the SRS indicetor circuit input voltage:1. Reconnect the SRS main harness l8P 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 th€re 8.5 V or more?
YESNO
The problem has disapp€ared due to di3connecting andconneding the connectors. Be su.e all te.minals makegood contact, and recheck the system {see T.ouble-shooting Inte.miftent Failures on page 24-15).
Poor contact et the SRS main harnass 18p connactori checkthe connector,. ll the connector is OK, substitute a known-good SRS unit,and recheck.' It the problem is still present, replace the SRS main haFness.
From page 24-36
Check for an open in the dashboard wir6 harness:1. 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. 5 terminal of the mainwire harness 24P connector; there should be 0 - 1.0 0.
ls the resistance as 3pecitied?
YESNO
Open in the BLU wire ot the dashboard wire harness;repair the dashboard wire harness.
Check tor an open in the main wire haanoss:1. Disconnect the SRS main harness 3P connector from themain wire harness.2. Check resistance between the No. 6 termanal of the SRSmain harness 18P connector and No. 1 terminal of the SRSmain harness 3P connector; there sho!ld be O - l.O 0.
ls the resistance a! specified?
YESNO
Open in the BLU wire of the m.in wire ha.ness: .eoairthe main wire harness.
Open in the SFS main hrrness; replace the SRS main har-ness.
DASHBOARD WIRE HARNESS5P CONNECTOR
c508
Terminal side of male lerminals
SRS MAIN HARNESS18P CONNECTOR
c807
c41 l
SRS MAIN HARNESS18P CONNECTOR
cao2
SRS MAIN HARNESS3P CONNECTOR
24-38
\
DASHBOARD WIRE HARNESS

Troubleshooting
No DTG -'98 - 00 Models (cont'dl
trom page 24 39
SRS MAIN HARNESS2P CONNECTOB
SRS MAIN HARTESS18P CONNECTOR
FUSE/RELAY BOX
c807
c807
Wir€ side ot fsmaleterminals
SRS MAIN HAR ESSlAP CONNECTOR
(Bi
Check for short to ground in iho SRS main ha.no$:1. Disconnect the SRS main harness 2P connector from theunder-dash fuse/relay box.2. Check resistance between the No. 7 terminal of the SFSmain harness 18P connector and ground. There shouldbe 1.0 MO or more.
ls lha r6i3tlnce as sp.cilied?
YESNO
Short to ground in the und..-d.sh tu3a/r.lay box;roplace the undsr-dlrh tu!6/rahy box.
Short to ground in fho SRS main harness; rsplecc the SRSmain htrnors.
Check lor an open in the SRS main harn€ls:1- Turn tho ignition switch OFF.2. Disconnect the baftery negative cable, then disconnectthe positive cable, and wait for three minutes.3. Disconnect the driver's (and front passenger's) airbagconnector(sl (see page 24-11).4. Disconnect the SBS main harness 18P connector tromthe sRs unit.5. Reconnect the battery positive cable, then reconnect thenegative cable.6. Connect a voltmeter between the No. 7 terminal ol theSFS main harness 18P connector and qro!nd.7. Turn the ignition switch ON (ll), and measure
Poor contact rt the SRS main harness 18P conn.ctor:chock th€ connectoi.. ll th. connector is OK, iubstitute a known-good SRSunit, and recheck.. lf tho pioblem is still pres6nt. replace the SRS mlinhaanos3.
(A) From page 24 39
To page 24.41
24-40

Troubleshooting
DTC 1-1 and DTG 1-2
CAUTION: Whenever the ignition switch is ON 0l), orhas been turned OFF for le33 than three minutes, becareful not to bump the SRS unit; the airbagls) couldaccidentally deploy and cause damage or inluries.
REEL2P CONNECTOR
AZ - SZ5011A
07sAz-TB{0t1At2 0 JACKT-
CABLEREEL2P CONNECTOR
07TAz - SZ5011A
DRIVER'S AIRBAG
SRS MAIN HARNESS
Try to reproduc€ the SRS indicator light:1. Erase the DTC memory lsee page 24,'15).2. Turn the ignition switch ON {ll), and check that the SRS indi-cator light comes on lor about six seconds and goes off.
Does the SRS indicator liqht 3tav on?
Intermittent lailure. system is OK at this time. So€ TloubleIntermittent Failur6 on Deqe 24-15.
Check for en open in th€ driver's airbag inllator:1. Turn the ignition switch OFF.2. Disconnect the battery negative cable, then disconnect thepositive cable, and wait for three minutes.3. Disconnect the driver's airbag 2P connector from the cablereel 2P connector.CAUTION: Do not disconnect the pa9,!eng6.,s ailbag con-nector.4. Connect the special tool {2 0)to the cable reel 2P connec,tor.5. Reconnect the battery positive cable, then reconnect thenegative cable,6. Erase the DTC memory {see page 24 15}.7. Read the DTC {see paqe 24-13).
ls OTC 1-1 or DTC 1-2 indicatod?
Open or incroas€d resistanc€ in the driver's ai.bag inoa-tor; r€place the d ve/s airbag lse6 pege 24€?).
Check for an opgn in the cabl6 reel:1. Disconnect the battery negative cable, then disconnectthe positive cable, and wait for three minutes.2. Disconnect the special tool {2 O) from the cable reel 2pconnector,3. Remove the dashboard lower cover, and disconnect thecable reel 2P connector from the SRS main harness.4. Connect the special tool {2 0} to the SRS main harness2P connector, {cont,
To page 24-43
(2 0 JACK)
24-42
l!

Troubleshooting
DTC 1-3
CAUTION: Whenever the ignition switch is ON {lll, orhas been turned OFF lor less than thrEe minutes, becaroful not to bump the SRS unit; the airbag(s) couldaccidenlally deploy and cause damage 01 iniuries.
DRIVER'S AIRBAGASSEMALY
REEL2P CONNECTOR
AZ - SZ5011A
07saz - TB4011A{2 0 JACK)
CABLEREEL2P CONNECTOR
07TAZ - SZ5011A
TrV to reproduce the SRS indicator light:1. Erase the DTC memory (see page 24-15).2. Turn the ignition switch ON (ll), and check that the SRS indicator light comes on for about six seconds and goes off.
Does the SRS indicalor light stav on?
YESNO
Intermittent lailure. system is OK ai this tim€. Se€ Troubl€-shooting Intermittent Failures on page 24-15.
Check tor a short lo another wire in the drivo.'s eirbrg in{la-
1. Turn the ignition switch OFF.2. Disconnect the battery negative cable, then disconnectthe positive cable, and wait for three minutes.3. Disconnect the driver's airbag 2P connector from thecable reel 2P connector,CAUTION: Do not disconnect the passenger's airb.gconnector,4. Connect the special tool (2 0)to the cable reel 2P connector,5. Reconnect the baftery positive cable, then reconnect thenegative cable,6. Erase the DTC memory (see page 24 15).7. Read the DTC (see page 24-13).
ls DTC 1-3 indicated?
NOYES
Shon in the driver's airbag intlator; replace the driv-er's airbag {see page 24-67}.
Check lor a short in the ceble reel:1. Disconnect the battery negative cable, then disconnectthe positive cable, and wait for three minutes.2. Disconnect the special tool (2 O) from the cable reel 2p
3. Remove the dashboard lower cover, and disconnect thecable reel 2P connector from the SRS marn naroess.4. Connect the special tool (2 O) to the SRS main harness2P coonector. {cont,di
fo page24-45
SRS MAIN HARNESS
24-44
07sAz - TBr011At2 0 JACKI

Troubleshooting
!DTC 1-4
CAUTION: Whenever ths ignition 3wiich is ON {lll, or
has boen turned OFF tor loss than three minutes, bs
caroful not to bump the SRS unit; the airbagls) could
accidoDtally deploy and cause damage or iniulies.
07SAZ - TB,()11A(2 0 JACKI
CABLEREEL2P CONNECTOR
07TAZ - Szsol'lA
24-46
DRIVER'S AIRBAG
CABLE REEL2P CONNECTOR
Try to roproduc. the SRS indic.lor lightr1. Erase the DTC memory (see page 24-15).2. Turn the ignition switch ON (ll), and check that the SRS indi-cator light comes on tor about six seconds and goes off.
Ooes th6 SRS indicltor liqht stey on?
YESNO
Intermitid{ failure, 3y3tem b OK at this time. S€e Troublo-shooting Intormittont Failurss on pago 24.15.
Check for a 3hort to powo. in the d.iver's .irbag inflator:1. Turn the ignition switch OFF.2. Disconnect the baftery negative cable, then disconnectthe positive cable, and wait for three minut6s.3. Disconnect the driver's airbag 2P connector from thecable reel 2P connector.CAUTION: Do not disconnoct the parsengcr'r airbagconnactoa.4. Connect the SRS service connector (2 O) to the cable reel2P connector.5. Reconnect the battery positive cable, then reconnect thenegative cable.6. Erasethe DTC memory (see page 24-15).7. Read th6 DTC {seo page 24-13},
ls OTC 1-4 indic.tedT
YESNO
Short to pow.r in the driver'i rirbrg inilrtor; r€pl.cothe driver'! airbag l!e. paga 24-67).
Check for a ahort to Dow€r in tha crblo.eet:1. Disconnect the battery negative cabl€, then disconnectthe positive cable, and wait for three mrnur€s.2. Disconnect the special tool (2 O) trom the cable reel 2Pcononector.3. Bemove the dashboard lower cover, and disconnect thecable reel 2P connector trom th€ SRS main harness.4. Connect the special tool 12 0) to the SRS main harness2P connector. (cont'd)
fo page 24-47
SRS MAIN HABNESS
t2 0 JACK)

Troubleshooting
DTC 1-5
CAUTION: Whenever the ignition switch is ON {ll). or
has been turned OFF for less than three minutes, be
caretul not to bump ths SRS unit; the airbag(sl could
accidentally deploy and cause damage or iniuries.
J
DRIVER'S AIRBAG2P CONNECTOR
SRS MAIN HARNESS2P CONNECTOR
DRIVER'S AIRBAGASSEMBLY
REEL
07sAz - TB40't1A(2 0 JACK)
2P CONNECTOR
AZ - SZ5011A
CABLEREEL2P CONNECTOR
I
07TAZ - SZ5011A
Try to rep.oduce the SRS indicator light:1. Erasethe DTC memorv (See page 24'15).2. Turn the ignition switch ON (ll), and check that the SRS indicator light comes on tor about six seconds and goes off.
Ooes the SRS indicator light stay onl
YESNO
Intermittent lailure, system is OK at this time. See Trouble-shooting lntormittent Failure3 on page 24-15.
Check for a short to ground in lh€ driver's airbag inllator:1. Turn the ignition switch OFF.2. Disconnect the battery negative cable, then disconnectthe positive cable, and wait for three rninutes.3. Disconnect the driver's airbag 2P connector from thecable reel 2P connector.CAUTION: Do not disconnect tho p.ssenger's airbagconnectoa.4. Connect the specialtool (2 0)to the cable reel 2P connector.5. Reconnect the batlery positive cable, then reconnect thenegative cable-6. Erase the DTC memory (see page 24-15).7. Read the DTC (see page 24-131.
ls OTC 1-5 indicatedT
YESNO
Short to ground in the drive/s airbeg inflator; r€pl.ce thedriver's.iib.g (see page 24d1.
Check lor a short to ground in the csble reer:l. Disconnect the battery negative cable, then disconnectthe positive cable, and wait for three minutes.2. Disconnect the special tool {2 (}) from the cable reel 2P
3. Remove the dashboard lower cover, and disconnect thecable reel 2P connector from the SRS main harness.4. Connect the Special tool {2 0} to the SRS main harness2P connector (cont'd).
To page 24-49
{2 0 JACK)
24-44
.I

Troubleshooting
DTC 2-1 and DTC 2-2 - With Front Passenger's Airbag
CAUTION: Whenever the ignition switch is ON (ll), or
has been turned OFF for less than thr€e minutes, be
careful not to bump th€ SRS unit; the airbags could
accid€ntally deploy and cause damage 01 iniuries.
Try to reproduce the SRS indicator light:1. Erase the DTC memory (see page 24-15).2. Turn the ignition switch ON (ll), and check that the SRS indi-cator light comes on for about six seconds and goes off.
Does the SRS indicator liqht stay on?
NOYES
Int€rmitl€nl failure, sFtem is OK at thb time. Soe Trouble-shooting Intermittent Failures on page 24-15.
Check tor an open in the pmi€nger's airbag inflator:1. Turn the ignition switch OFF.2. Disconnect the battery negative cable, then discohnectthe positive cable, and wait tor three manutes-3, Disconnect the front passenger's airbag connector lromthe SRS main harness {see page 24.1 ...4. Connect the special tool (2 0) to the SRS main harness2P connector,CAUTION: Do not disconnect the driver's airbag connec-tot,5. Reconnect the battery positive cable, then reconnect thenegative cable.6. Erase the DTC memory (see page 24-'!5).7. Read the DTC (see page 24-13).
ls DTC 2-l or DTC 2-2 indicated?
NOYES
Opon or increased rosistance in the pa$enger's airbaginflator; replace tho pass€nqor's airbaq lsee paEJe2a$71.
Io page 24-51
FRONT PASSENGER'SAIRBAG 2P CONNECTOB
- sz50r1A
07sAz - TB4011A{2 0 JACK}
24-50
MAIN HARNESS
I
o1