1998 HONDA CR-V Workshop Manual

Troubleshooting
No DTC (cont'dl
ltofi page 24-47(B)
Chock for short to ground in the SRS main harne3s:1. Disconnect the SRS main harness 2P connector lrom theunder dash fuse/relay box.2. Check resrstance betwoen the No.7 terminal of the SRSmain harness 18P connector and ground. There shouldbe 1.0 M0 or more.
k the ro3irtancc as specifi€d?
YESNO
Short to ground in tho under-da3h lus6/rolay box;replace the under-dash fuse/relav box,
Short to glound in the SRS m.in hernoss; roplace tho SRSmain hatnei3.FUSE/RELAY BOX
Check tor an op€n in the SRS main harness:1. Turn the ignition switch OFF.2. Disconnect the battery negative cable, then disconnectthe positive cable. and wait for th ree minutes.3. Disconnect the driver's and front passenge/s airbag con,nectors, and disconnect the seat belt tension€r connectors{see page 24-23}.4. Disconnect the SRS main harness 18P connector fromthe SRS unit.5. Reconnect the battery positive cable, then reconnect thenegative cable.6. Connect a voltmeter between the No. 7 terminal oI theSRS main harness 18P connector and ground.7. Turn the ignition switch ON (lll , and measure voltage.
Poor conlact .t the SRS main harness l8P connesto.:check th6 connector,. It the connector is OK, substitute a known-good SRSunit, and rgcheck.. It lhe problem ii still p.es6nt, rcplace the SRS mlinhamess.
(A) From page 24-47
To page 24-49
SRS MAIN HARNESS 18P CONNECTOR
SRS MAIN HARNESS 18P CONNECTOR
J3
24-48
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UNDER-DASHFUSE/RELAY BOX
)c801
SRS MAIN HARNESS2P CONNECTOR
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From page 24-48
Check tor an open in the SRS main harne$:1. Turn the ignition switch OFF.2. Disconnect the SRS main harness 2P connector lrom theundeFdash fuse/relay box.3. Check resistance between the No. 1 terminal of the SRSmain harness 2P connector and the No. 7 terminal of theSRS main harness l8P connector.There should be 0 - 0.5 O.
ls the re3istanc€ as soecitiod?
YESNO
Poor contact at iho SRS main harnoss 2P connoctor;check thg connocior.. lf the connector is OK. substitute a known-good under-da3h fuse/rolav box, and .echeck.'lf tho probl€m is still present. replace tho SRS mainharne3s.
Opon in the SRS main ha.ness; replace the SRS main harness.
SRS MAIN HARNESS lEP CONNECTOR
24-49
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Troubleshooting
DTC 1-1 and DTC 1-2
CAUTION: Whenever the ignition switch is ON {ll}, or
has been turned OFF for less than three minutes, be
careful not to bump the SRS unit; the airbags could
accidentally deploy and cause damage o1 iniuries.
JDRIVEF'S AIRBAG2P CONNECTOR
CABLE REEL2P CONNECTOR
SRS SIMULATORLEAD C07TAZ - SZ5011Aand SRS INFLATORSIMULATORt2 0 JACKI07saz - TB40r1A
'97 modol:'98 - 00 models:
CABLE REEL2P CONNECTOR
SRS SIMULATORLEAD C07TAZ - SZ5011Aand SRS INFLATORSIMULATOR12 0 JACKI07sAz - TB4011A
J
24-50
Try to reproduce the SRS indicator light:1. Erase the DTC memory (see page 24-28).2. Turn the ignition switch ON (ll), and check that the SRSindicator light comes on tor about six seconds and thenooes off.
Does the SRS indicator liqht stav on?
YESNO
Intermiltent failure, svstem is OK at this time. SeeTrouble3hooting Intermittent Failures on page 24-28.
Check tor an open in the driver's airbag inflatori1. 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- Do not disconnect the passenger's airbag connector.4. Connect the specialtool (2 O) to the cable reel 2P connector.5. Reconnect the batterv positive cable, then reconnect thenegative cable,6. Erase the DTC memory (see page 24-28).7. Read the DTC {see page 24-261.
ls DTC 1-1 or DTC 1-2 indicsted?
NOYES
Open or increased resistance in the driver's airbag inflato.;replacethe d.ive.'s airbag (s6e page 24-871.
Check foi an ooen in the cable reel:1. Disconnect the battery negative cable, then disconnectthe positive cable, and waat for three minutes.2. Disconnect the special tool (2 Oi 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 SBS main harness 2Pconnector, (cont'd)
To page 24'51
SRS MAINHARNESS 2PCONNECTOR
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SRS MAIN HARNESS18P CONNECTOR
From page 24 50
Check for an opon in the cabl€ re€l (cont'd):
5. Reconnect the batterv positive cable, then reconnect thenegative cable,6. Erase the DTC memory (see page 24-28).7. Read the DTC (see page 24-2d.
ls DTC 1-1 or DTC 1-2 indic.ted?
YESNO
Open or increased resistance in the cable reel; replacethe cable reel (see paqe 24-91J.
Check for an open in the SRS main harne$:1. Disconnect the battery negative cable, then disconnectthe positive cable, and wait lor three minutes.2- Disconnect the front passenger's airbag connector landdisconnect both seat belt tensioner connectors),3, Disconnect the SRS main harness 18P connector fromthe SRS unit. Do not disconnect the special tool 12 O)from the SRS main harness.4. Check resistance between terminals No. 1 and No. 13 ofthe SRS main harness 18P connector.There should be aoorox.2.0 3.0 0.
ls the rcsistanc€ as soecified?
NOYES
Poor contact at the SRS main harnoss 18P conn€ctor;check the connector.. It the connecior is OK, substitute a lnown-good SRSunit, and recheck..lf the problem is still present, .eplace the SRS mainharness,
Opon or inc.oased rc3istance in the SRS main harnoss;roDlace tho ha]nss.3.
24-51
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Troubleshooting
DTC 1-3
CAUTION: Whonovor the ignition switch is ON (ll), or
has been turnod OFF for less thsn three minutss. be
caroful not to bump the SRS unit; tha ailbags could
accidentally doploy and cau3o damage or iniuries.
J
ffi
SRS SIMULATORtfAD c0?TAZ - SZ5olrAand SRS INFLATOR
/SIMULATOR/ Q a JACKI
/' 07s,A-TB411A
,98 - 00 models:
CABLE REEL2P CONNECTOR
'97 model:
SRS SIMULATORLEAD C07TAZ - SZ50114and SnS INFLATORSIMULATOR{2 0 JACK}07sAz - TB{011A
Try to r.produce the SRS indicator light:1. Erase the DTC memory (see page 24-28).2. Turn the ignition switch ON (ll), and check that the SRSindicator light comes on for about six saconds and thengoes off.
Do.s the SRS indic.tor light stay on?
NOYES
Intermittenl failuro. sy3tom i3 OK at this time. SooTrouble3hooting Intormittenl Failure3 on prqo 24-28.
Chock for a short to enother wirG in the driver's sirbag inf,artor:1. Tlrn tho ignition switch OFF.2. Disconnect the battery negative cable, then disconnectthe positive cable, and wait for three minutes.3. Disconn€ct the driver's airbag 2P connector from thecablo re€l 2P connector, Do not disconnect the oassen-ger's airbag conn€ctor.4. Connect the specialtool (2 Olto the cable reel 2P connec-tor.5. Reconnect the baftery positive cable, then reconnect thenegative cable.6. Erase the DTC memory (see page 24-28).7. Read the DTC (see page 24-261.
b DTC 1-3 indicatod?
YESNO
Sho.t in the driv6r's airb.g intletor; replace the d v€r's.irb.g l3oo pag6 24€7).
Ch6ck lor a short in the cablc reol:'1. Disconnect the battery negative cable, then disconnectthe positive cable, and wait for three minutes.2. Disconnect the special tool {2 O) lrom the cable reel 2Pconneclor.3. Remove the dashboard lower cover, and disconnect thecable reel 2P connector from the SRS main harness.4. Connect the special tool (2 O) to the SRS main harness2P connector. {cont'd}
To pago 24-53
24-52
2P CONNECTOR
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From page 24-52
Chock for a shon in th6 cablo recl {cont'dl:5. Reconnect the battery oositive cable, then reconnect thanegative cable.6. Ersse the DTC memory (see page 24-28).7. Read the DTC (see page 24-26l'.
ls DTC 'l-3 indic{tod?
NOYES
Short in the csble reel; replace tha cabls rcol lsao paga
24-911.
Chock for a short in th€ SRS main ha.nors:1. Disconnect the battery negative cable, th€n disconnectthe Dositive cable, and wait for three minutes.2. Disconn€ct tho lront passengor's airbag connector (and
disconnect both seat belt tensioner connectors).3. Disconnect the SRS main harness 18P connector fromthe SRS {rnit. Do not disconnect the special tool (2 0)from the SRS main harness 2P connector.4. Check the resistance between terminals No. 1 and No. 13of SRS main harness 18P connector.There should be aDorox. 2.0 - 3.0 0.
b th€ rsciitlnce a3 sDecifi6d?
NOYES
Faulty SRS unit; rspl.c. th6 SRS unit l.co p.sc 2a-95,,
Shori in the SRS m.in h.rn.e!; ropbce the SRS main htr-ne33.
SRS UNIT
)SRS MAIN HABNESS18P CONNECTOR
c806
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(., Lzl 3 ll63
1518
Wire side ottormrnats
24-53
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Troubleshooting
DTC 1-4
CAUTION: Whonover the ignition switch is ON (ll), or
has boen turned OFF for less than throe minutos, bs
carelul nol to bump tho SRS unit; the airbags could
accidentally deploy and cause damago or iniuri63.
ial
ltl
REEL2P CONNECTOR
SIMULATORLEAD C
ffi
07TAZ - SZ5011A.rd SRS INFIATOR
/SIMULATOR./ ea JA0KI
1( otstz-terore
'98 - 00 models:
CABLE REEL
'97 model:
SIMULATORI-EAD C07TAZ - SZ5011Aand SRS INFLATORSIMULATOR(2 0 JACKT07sAz - lB4011A
Try to rop.oduco tho SRS indicator light:1. Erase the DTC momory (soe page 24-28).2. Turn the ignition switch ON {ll}, and check that the SRSindicator light comes on for about six seconds and thengoes off.
Doe3 th6 SRS indicltor light 3tay on?
YESNO
Intormittent tailure, rystem is OK rt this timo. SeeTroubl$hooting Intermittent Failurcs on pago 2G28.
Chack lor a 3hort to powor in ths driyar's airbag inflrtor:1. Turn the ignition swilch OFF.2. Disconnect the battery negative cable, th€n disconnectthe positive cable, and wait for three minutes.3. Disconnect the driver's airbag 2P connector {rom thecable reel 2P connector. Do not disconnect the passen-ger's airbag connector.4. Connect the special tool (2 0) to the cable reel 2P conn6c-tor,5. Reconn€ct the battery positive cable. then reconnect thenegative cable.6. Erase the DTC memory (see page 24-28).7. Read the DTC {see page 24-261.
ls DTC 1-4 indicatod?
NOYES
Short to powe. in the driv.r's rirbrg inflator; replace theddver's airbeq (!o€ D.qa 2447).
Ch€ck for. short to powe. in tho cabl6.ool:1. Disconnect the battery negative cable, then disconnectthe oositive cable, and wait lor three minutes.2. Disconnect the special tool (2 O) from the cable reel 2Pconnefior,3- Remove the dashboard lower cover, and disconnect thecable reel 2P connector lrom the SRS main harness.4. Connect the special tool (2 0) to the SRS ma;n harn€ss2P connoctor. (cont'dl
To page 24-55
24-54
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Ftom page24-54
Check for 6 short power in the cable r6el {cont'd):5. Reconnect the battery positive cable, then reconnect thenegative cable.6. Erase the DTC memory (see page 24-28).7. Read the DTC (see page 24-261.
b DTC 1-4 indicarodz
YESNO
Short to power in lhe cablo roel; replace th€ cabl€ ieel{see pago 24-91).
Check tor a short to power in th. SRS main harn$s:1. Disconnect the battery negative cable, then disconnectthe positive cable, and wait for three minutes.2. Disconnect the front passenger's airbag connector {anddisconnect both seat belt tensioner connectors).3. Rernove the special tool (2 O) from the SRS main harness2P connector.4. Disconnect the SRS main harness 18P connector fromthe SRS unit.5. Beconnect the batterv positive cable, then reconnect thenegative cable.6. Connect a voltmeter between the No. 1 {+) terminal olthe SRS main harness 18P connector and body ground.7. Turn the ignition switch ON (ll), and measure voltage.There should be 0.5 V or less.8. Turn the ignition switch OFF.9. Connect a voitmeter between the No. 13 {+i terminal ofthe SRS main harness 18P connector and body ground.10.Turn the ignition switch ON lll), and measure voltage.There should be 0.5 V or less.
Are voltages as specified?
YESNO
Faulty SRS unit; replaco th€ SRS unit lsoo pas6 24-95).
Short to power in th€ SRS main hamoss; roplece the SRSmain haanass.
SRS MAIN HARNESS18P CONNECTOR
24-55
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