No DTC
CAUTION: Whenever the ignition switch is ON {lll, ol
has been tulned OFF for less than three minutes, bs
careful not to bump the SRS unit; the airbags could
accidenially deploy and cause damago or iniuries.
UNDER-DASHFUSE/RELAY BOX
)
SBS MAIN HARNESS18P CONNECTOR
)(cont'd)(B)
To page 24-48
Ch€ck the fuse:1. Turn the ignition switch OFF.2. Check for blown No. 13 ('15 A) fuse in the under-dashIuse/relay box.
b th€ fuse OK?
YEs NO
1A) To page 24 48
Replace the fuse. Turn the ignition switch ON {ll), and check
that the luse doesn't blow.
ls the fuse OK?
YESNO
The probl€m has disappeared. Ted{rive the v€hicle and
see Troubfeshooting Intermittont Failurea on page 21-28.
Check Ior short to ground between tho underdash tuse/
relay box and the SRS unil.1. Turn the ignition switch OFF.2. Disconnect the battery negative cable, then disconnect
the positive cable, and wait for three min utes.
3. Disconnect the driver's and front passenger's airbag con-
nectors, and disconnect the seat belt tensioner connectors(see page 24-23).4. Disconnect the SRS main harness l8P connector from
the sRs unit.5. Check resistance between the No. 7 terminal of the SRS
main harness 18P connector and ground.
There should be 1 M0 or more.
ls the .esistanco as soecified?
YESNO
Faulty SRS unit; replace lhe SRS unit {see page 24-951.
No. 13 (r5 Al FUSE
SRS MAIN HARNESS 18P CONNECTOR
24-47
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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
-a
1
J
www.emanualpro.com
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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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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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$hooting Intermittent Failurcs on pago 2G28.
Chack lor a 3hort to powor in ths driyar's airbag inflrtor:1. Turn the ignition swilch OFF.2. Disconnect the battery negative cable, th€n disconnectthe positive cable, and wait for three minutes.3. Disconnect the driver's airbag 2P connector {rom thecable reel 2P connector. Do not disconnect the passen-ger's airbag connector.4. Connect the special tool (2 0) to the cable reel 2P conn6c-tor,5. Reconn€ct the battery positive cable. then reconnect thenegative cable.6. Erase the DTC memory (see page 24-28).7. Read the DTC {see page 24-261.
ls DTC 1-4 indicatod?
NOYES
Short to powe. in the driv.r's rirbrg inflator; replace theddver's airbeq (!o€ D.qa 2447).
Ch€ck for. short to powe. in tho cabl6.ool:1. Disconnect the battery negative cable, then disconnectthe oositive cable, and wait lor three minutes.2. Disconnect the special tool (2 O) from the cable reel 2Pconnefior,3- Remove the dashboard lower cover, and disconnect thecable reel 2P connector lrom the SRS main harness.4. Connect the special tool (2 0) to the SRS ma;n harn€ss2P connoctor. (cont'dl
To page 24-55
24-54
!
www.emanualpro.com
Ftom page24-54
Check for 6 short power in the cable r6el {cont'd):5. Reconnect the battery positive cable, then reconnect thenegative cable.6. Erase the DTC memory (see page 24-28).7. Read the DTC (see page 24-261.
b DTC 1-4 indicarodz
YESNO
Short to power in lhe cablo roel; replace th€ cabl€ ieel{see pago 24-91).
Check tor a short to power in th. SRS main harn$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
www.emanualpro.com
Troubleshooting
DTC l-s
CAUTION: Whenever tho igniiion switch is ON {ll), or
has been lurned OFF for loss lhan thrse minules, be
caretul not to bump the SRS unit; the airbags could
accidentally deploy and cause damage or iniuries.
O'-
DRIVER'S AIRBAG2P CONNECTOR
'97 model:
SRS SIMULATORLEAD C07TAZ - SZ50r1A.nd SRS INFLATORSIMULATOR{2 0 JACK)07sAz - TBaolrA
SRS SIMULATORLEAO C07TAZ - SZ5011Aand SRS INFLATORSIMULATORt2 0 JACKI07sAz - TB{01rA
ar
h/
ffi
'98 - 0O models:
CABLE REEL2P CONNECTOR
Try to reproduce the SRS indicator light:1. Erase the DTC memory (see page 24-28).2. Turn the ignition switch ON lll), and check that the SRSindicator light comes on for about six seconds and thengoes off.
Doos tho SRS indicator liqht stav on?
YESNO
Inte.mittent tailure,3y3tem is OK at this timo. 506Troubleshooling Intermittent Failures on Daq€ 24-28.
Check tor a short to ground in the driver's ai.bag intlator:1. Turn the ignition switch OFF.2. Disconnect the battery negative cable, then disconnectthe positive cable, and wa:l for three minutes.3. Disconnect the driver's airbag 2P connector from thecable reel 2P connector, Do not disconnect the passen,ger's airbag connector.4. Connect the special tool {2 O} 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 28).7. Read the DTC lsee page 24-261.
ls DTC 1-5 indicated?
YESNO
Short to ground in the driver's airbag inflator; replace thedriver's airbag (s6e page 24-871.
Chock for a short to ground in the cablo reel:1. Disconnect the battery negative cable, then disconnectthe positive cable, and wait for three minutes.2. Disconnect the special tool i2 O) 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 O) to the SRS main harness2P connector. (cont'd)
To page 24-57
24-56
CAALE REEL2P CONNECTOR
J..
.J
www.emanualpro.com
Troubleshooting
DTC 2-1 and DTC 2-2
CAUTION: Whenever the ignition switch is ON lll), or
has been turned OFF tor less than throe minutes, be
careful not to bump the SRS unit; the airbags could
accidentally deploy and cause damage or iniuries.
SRS MAIN HARNESS
SIMULATORI-EAD C
!a
07TAZ - SZ5tt11Aand SRS INFLATOR
/StMULATOR/ Q A JACKI
y' 07slz-TA411A
ffi
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 SRSindacator light comes on for about sax seconds and then
Does the SRS indicator lioht stav on?
Intermittent tailure, svstem is OK ai lhis time. SeeTroubl*hooting Intermittent Failures on paqe 24-28.
Chock for an open in the passongor's airbag inflator:1. Turn the ignition switch OFF.2. Disconnect the battery negative cable, then disconnectthe positive cable, and wait for three minutes.3- Disconnect the front passenger's airbag connector lromthe SRS main harness (see page 24-2:,,.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 (see page 24 26!'.
ls DTC 2-1 or DTC 2-2 indicated?
Open or incrcased resistance in tho passenger's airbag
To page 24'59
24-58
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