switch HONDA CR-V 2000 RD1-RD3 / 1.G Workshop Manual

Troubleshooting
DTC 3-3
CAUTION; Whenever the ignition switch is ON llll, or
has b€on turned OFF for l6ss than three minutes, be
carelul not to bump the SRS unit; the airbags could
accidontally deploy and cause damage or iniuries.
ORIVER'SSEAT EELT TENSIONER2P CONNECTOR
SRS SIMULATORLEAO C07TAZ-525011Aand SRS INFLATORsrMULAroR It2 0 JACK| tozsAz - ls{orra !
s
Try to r€produce 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.
Does the SRS indicator lighl stay on?
YESNO
Intarmittent failure, system is OK at this time. 506Troubl€shooting Intormittant Failures on paqe 24-28.
Check tor a 3hort to anoth€r wire or decreased resistance inihe driver's seat bolt tan3ioneri1. Disconnect the negative battery cable, and wait for threeminutes,2. Disconnect the driver's seat belt tensioner 2P connectorfrom the left side wire harness 2P connector (see page24-23). Do not disconnect the front passenger's seat belttensioner 2P connector,3. Connect the special tool (2 O) to the left side wire harness2P connector.4. Reconnect the negative battery cable5. Erase the DTC memory (see page 24-28).6. Read the DTC (see page 24.26l'.
ls DTC 3-3 indicated?
NOYES
Short to another wire or decreased.esistance in thedriver's s6at beh tcnsioner; replac€ the diive.'s seat bolt{se€ prge 24-911.
To page 24 69
24-64
LEFT SIDE WIREHARNESS2P CONNECTOB
ra
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Troubleshooting
DTC 3-4
CAUTION: Whenever the ignition switch is ON (lll, ol
has been turned OFF for l6ss than thr6e minutes, b€
careful not to bump the SRS unit; lho airbags could
accidentally deploy and caus€ damage or iniuries.
{
DRIVER'SSEAT BELT TENSIONER2P CONNECTOR
LEFT SIDE WIREHARNESS2P CONNECIOR
SRS SIMULATORLEAD C07TAZ - SZ5011Aand SRS INFLATORSIMULATOR I{2 o JACK} Iozsaz - tamrrl i
Try lo reproduco th6 SRS indicator light:1. Erasethe DTC memory (see page 24-28).2. Turn the ignition switch ON (ll), and check that the SRSindicator light comes on for about six seconds and thenooes off,
Doe3 the SRS indicator liqht stav on?
NOYES
Intcrmitt.nt f.ilur., iystem is OK at this time. SoeTroubla3hooting Intermittent Failurca on Dage 24-28.
Checklor a shortlo Dowar in the driver'3 3€at beh tonsioncr:1. Disconnoct the negative battery cable, and wait for threeminutes.2. Disconnect the driver's seat belt tensioner 2P connectorfrom the left side wire harness 2P connector (see page24 23). Do not disconnect the front passenger's seat belttensioner 2P connector,3. Connect the special tool {2 0) to the left side wire harness2P connector.4. Reconnect the negative battery cable.5. Erase the DTC memory {see page 24-28).6. Read the DTC (see page 24-26).
ls DTC 3-4 indicsted?
NOYES
Short to powar in the d.iver's seat belt tensioner;replace the d.iver's seat belt tensione. {3ee pago 2il-31.
To page 24'71
24-70
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)
From page 24-70
Chock tor a short lo power in the sid€ wi.e harness:1. Disconnect the left side wire harness 2P connector fromthe SRS main harness 2P connector.2. Connect the sDecial tool {2 O) to the SRS maan harness2P connector,3. Eraso the DTC memory.4. Read the DTC.
b DTC 3-4 indiclted?
NOYES
Short to power in the left side wire ha.n6ss; replece thenarness.
Check for a short to power in the SRS mein harness:1. Disconnect the negative battery cable, and wait for threemrnutes.2. Disconnect the driver's and lront passenger's airbags,and front passenger's seat belt tensioner connectors (seepage 24-231.3. Disconnect the SRS main harness 18P connector tromthe SRS unit.4. Disconnectthe specialtool(2 0)from the SRS main harness2P connector, then reconnectthe negative battery cable.5. Turn the ignition switch ON (lll.6. Check lor voltage between the No. 4 terminal ol the SFSmain harness '18P connector and body ground. Thereshould be 0.5 V or less. Check for voltage between the No.11 terminals ol the SRS main harness 18P connector. Thereshould be 0.5 V or less.
ls tho voltage as specffied?
YESNO
Faulty SRS unit; replace tho SRS unit lsee paqe 24-95).
Short to power in the SRS m.in harness;.eplace the SRSmain hame3a.
LEFT SIDE WIREHARNESS2P CONNECTOR
SRS MAINHARNESS
h
(
C
00
2P CONNECTOR
SRS SIMULATORLEAO C07TAZ - SZ5011Aand SRS INFLATOR
(2 0 JACKI07SAZ - TB/t011A
)
SRS MAIN HARNESS18P CONNECTOR
)
24-71
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Troubleshooting
DTC 3-5
CAUTION: Whonover tho ignition switch is ON (ll), or
has been turned OFF for less than thres minutes, b€
careful not to bump the SRS unit; the airbags could
accidontally deploy and cause damsgo or iniurirs.
*r
DRIVER'SSEAT BELT TENSIONER
SRS SIMULATORLEAD C07TAZ-S25011Aand SRS INFLATORSIMULATOR \(2 0 JACK' Iozsnz -teronl t
Try to reproduco the SRS indioto. light:1. Erase the DTC memory (s66 pag6 24-28).2. Turn the ignition switch ON (ll), and check that the SRSindicator light comos on Ior about six seconds, and thengoes off.
Do€. the SRS indicsto. light 3tav on?
YESNO
lnto.mitlont hilure, ryltom is OK at thia timc. SesT.oubleshootinq Intermittont Failuros on page 2+28.
Ch€ck for a short to ground in the djivoi's soat b6h tonsioner:1. Disconnect the negative battery cable, and wait tor threemtnutes.2. Disconnoct the driver's seat belt tensioner 2P connectorIrom the l€ft side wire harness 2P connector (see page24-23). Do not disconnect the front passenger's seat belttensioner 2P connector.3. Connect the special tool (2 0) to the left side wire harness2P connector,4. Rgconnect the negative battery cable.5. Erase the DTC memory (see page 24-28).6. Read the DTC (see page 21-26).
ls DTC 3-5 indicated?
YESNO
Short to ground in the driver's soai belt tensioner;repllce the driver'3 seat belt ls€e Daq6 24-31.
To page 2a-73
24-72
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Troubleshooting
DTC 4-1 and DTC 4-2
CAUTION: Whenever tho ignition 3witch is ON (ll), ot
has boen turn€d OFF for less than thro6 minutos, bo
car€ful not to bump ihe SRS unit; the airbags could
accidentally deploy and causo damage or iniurios,
!|
RIGH1 SIDE WIREHARNESS2P CONNECTOR
FRONTPASSENGER'S
Try to roproduca the SRS indicator light:1. Erase the DTC momory (see page 24'28i.2. Turn the ignition switch ON (ll). and check that the SRSindicator light comes on for about six seconds. and thenooes off,
Does the SRS indicator lisht stay on?
YESNO
Intermittent failure, syatem i3 OK at this tim6. SooTrouble3hooting Inta.mittent Failuros on page 24-28.
Ched( for an open in the front p.ssongo/s 3eat bolt teruiona.:1. Disconnect the negative battery cable, and wait for threemrnutes.2. Disconnect the front passenger's seat belt tensioner 2Pconnector from the right side wire harn€ss 2P conneclor(see page 24-23). Do not disconnect the driver's seat belttensioner 2P connector.3. Connect the special tool (2 O) to the right sido wire har-ness 2P connector.4. Reconnect the negative battery cable.5. Erase the DTC memory lsee page 24 28).6. Read the DTC (see page 24'26).
k DTC 4-1 or DTC 4-2 indicatodT
YESNO
Open or increaaad resistance in lhe tront pa$enger'sseat belt tensioner; roplace the front p.s3engar's 3eatbelt lsee p.ge 24-31.
fo page24-75
24-74
SRS SIMULATORLEAD C07TAZ - SZ5n11Aand SRs INFLATORSIMULATOR
/iz o.ncri
f ozsAz - T8.011Ao
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Troubleshooting
DTC 4-3
CAUTION: Whonev.r ths ignition switch is ON (ll), or
has been turned OFF tor less than throe minutes, b€
careful not to bump tho SRS unit; the airbags could
accidentally deploy and csuse damage or iniuries.
{
RIGHT SIDE WIREHARNESS2P CONNECTOR
FRONTPASSENGER'S
SRS SIMULATORLEAD C07TM - SZ5011Aand SRS INFLATORSIMULATOR
/2 o JACKIl07sAz - TB4011A
tnat2s>,-ar'--\>
Try lo reproducothc SRS indicator light:'1. Erase the DTC memory (see page 2{-28).2. Turn the ignition switch ON {ll}, and check that the SRSindicator light comes on for about six seconds, and thengoes off.
Doos the SRS indicstor light stay on?
YESNO
Intermittent failure, rystgm ia OK rt this timo. S6cTroubloshooting Intermittont Failu.os on pago 2+28.
Chock to. a short to .nothor wira or decre8od ro3btance inthe froni pa3sengor'3 aoat belt ten3ioner:1. Disconnect the negative battery cable, and wait for threemrnutes.2. Disconnect the front passenger's seat belt tensioner 2Pconnector from the right side wire hamess 2P connector(see page 24-23). Do not disconnect the driver's seat belttensioner 2P connector.3. Connect the special tool (2 O) to the right side wire har-ness 2P connoctor.4. Reconnect the negative battgry cable.5. Erase the DTC memory (see page 24-28).6. Read the DTC lsee page 24-261.
|3 DTC G3 indicatod?
YESNO
Short to .noth6r wire o. dc6e.r€d r€aktanco in the frontpassenger'3 s€at boh teniioner; roplacc the lront pass6n-g6r's aeat belt (s€e psge 2a-31.
To page 24-77
24-76
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Troubleshooting
DTC 4-4
CAUTION: Whenever the ignition switch is ON (ll), or
has been turned OFF tor less than thlee minutes. be
careful nol to bump the SRS unit; the airbags could
accidontally deploy and cause damage or iniuries.
RIGHT SIDE WIREHARNESS2P
FRONTPASSENGER'S
SRS SIMULATORLEAD C07TAZ - SZ5011Aand SRS INFLATOR
,StMULATOR/(2 o JACK)
t _07SAZ - TBiro1 1A
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 for about six seconds, and thengoes off.
Doos the SRS indicator light 3t.y on?
vEsNO
Intermittent f!ilure, system is OK at this time. SeeT.oubleshooting Intermittent F.ilures on page 24-28.
Check tor a 3horl lo power in the frolt pass€nge.'s s€at belttensaoneri'1. Disconnect the negative battery cable, and wait for threemrnutes.2. Disconnect the front passenger's seat belt tensioner 2Pconnector from the right side wire harness 2P connector{see page 24-23}. Do not disconnect the driver's seat belttensioner 2P connector.3. Connect the special tool (2 O) to the right side wire har-ness 2P connector.4. Reconnect the negaiive baftery cable.5. Erase the DTC memory (see page 24-28).6. Read the DTC lsee page24-261.
ls DTC 4-,1 indicated?
YESNO
Short to power in the front passong6r'3 seat belt ten-sioner; replace the front passongar'3 s€at beh {see page21-31.
To page 24'79
24-78.
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)
RIGHT SIDE WIREHARNESS2P CONNECTOR
SRS MAIN2P CONNECTOR
SBS SIMULATORLEAD C07TAZ - SZ5011Aand SRS INFLATORSIMULATOR \(2 0 JACK) \07sAz-T84011A \\
)J
)
@
SRS MAIN HARNESS18P CONNECTOR
Ftom page 24 78
Check for a short to power in the side wire harn6s:1. Disconnect the right side wire harness 2P connector fromthe SRS main harness 2P connector,2- Connect the special tool (2 0) to the SRS main harness2P connector.3. Erase the DTC memory.4. Read the DTC.
ls DTC 4-{ indicated?
YESNO
Short to power in the right side wire harness; replacethe harness.
Check tor a short to oow6r in the SRS main harness:1. Disconnect the negative battery cable, and wait for threemtnutes,2. Disconnect the driver's and front passenger's airbags,and driver's seat belt tensioner connectors (see page 24-23).3. Disconnect the SRS main harness 18P connector fromthe sRS unit.4. Disconnect the special tool i2 0) from the SRS main harness 2P connector, then reconnect the negative batterycaore.5. Turn the ignition switch ON (ll).
6. Check for voltage between the No. 5 terminal of the SRSmain harness 18P connector and body ground. Thereshould be 0.5 V or less. Check for voltage between theNo. 12 terminals of the SRS main harness 18P connector.There should be 0.5 V or less.
ls the voltage as specified?
NOYES
Faulty SRS unit; replace the SRS unit (see pase 24-95).
Short to power in the SRS main harness; replace the SRSmain harness.
24-79
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Troubleshooting
DTC 4-5
GAUTION: Whonever the ignition switch is ON fll). olhas be6n turned OFF for less than thrso minuter. becareful not to bump the SRS unit; the airbags couldaccidontally deploy and causo damage or iniurias.
\
RIGXT SIOE WIREHARNESS2P
FRONTPASSENG€R'S
SRS SIMULATORLEAD C07lAz - s2501 1Aand SRS INFLATORSIMULATOR
t2 0 JACKTo?saz - Taaol 1A
Try to roproduco th. SRS indicrtor tighi: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 seconds, and thengoes off.
Doe3 the SRS indicator light stay on?
YESNO
Int€rmittent t.ilurG, syst.m is OK at thi! timo. So€Troubleshooting Inte.mift€nt Failure3 on psqa 2+28.
Chcck Ior a shon to ground in the trodt pars€nge/s lert behtensionea:1. Disconnect the negative battery cable, and wait for threemrnutes.2. Disconnect the front passenger's seat belt tensioner 2pconnector trom the right side wire harness 2p connector(see page 24-23). Do not disconnect the driver's seat bektensioner 2P connector.3. Connect the special tool (2 0) to the right side wire har-ness 2P connector,4. Reconnect the negative battery cable.5. Erase the DTC memory lsee page 24-28).6. Read the DTC (seo page 24-26!-.
k DIC G5 indicated?
NOYES
Short to ground in the Lont passengc.'3 3€rt boh ton-sioner; replace tho from p.rlenger's sort beh ls€a page21-3t.
To page 24-81
24-80
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Troubleshooting
DTC 8-6 -'97 model
CAUTION: Whonever th€ ignition switch is ON fll). olhas b€en turned OFF for les3 than thro€ minutes, becaretul not to bump the SRS unit; tho airbags couldaccidentally deploy and cause damage or iniurios.
Besides indicating an abnormality in the SRS unit, DTC8-6 may also indicate that two problems equivalent toDTC 1-1 and 2-4, 'l-4 and 2-1, or 1-4 and 2-4 occurred atthe same time. Proceed in the order shown below.
18P CONNECTOR
\
Chock the SBS main harnGs:1. Disconnect the battery negative cable, then disconnectthe positive cable, and wait for three minutes.2. Disconnect the driver's airbag and front passenger,safrDag connectors {see page 24-23).3. Disconnect the SRS main harness t8p connector fromthe sRs unit.4. Reconnect the battery posative cable, then reconnect thenegative cable.5. Turn the ignition switch ON 0t).6. Connect a voltmeter and measure voltage between theNo. 10 terminal ot the SRS main harness l8p connectorand ground, and between the No. 14 terminal and qround.There should be aDorox.0-0.5 V.
Are voltages as specitied?
NOYES
Shon to power in tho SRS main harness; reglace the SRSmain harn€63.
Chock the SRS mein harnels and the cable re€l:Connect a voltmeter and measure voltage between the No. 1terminal of the SRS main harness l8p coonector andground, and between the No. 13 terminal and ground. Thereshould be approx.0 0.5 V.
Are voltages as specifiod?
YESNO
Faulty SRS unit; replace the SRS unit {sae pago 24-951.
To page 24-83 (A)
24-82
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