ignition wire HONDA CR-V 1997 RD1-RD3 / 1.G Workshop Manual

Troubleshooting
Mode Control Motor
NO
MODE CONTROL MOTOR 7P CONNECTOR
13I5
BLK/YEL
Wire side of female terminals
HEATER CONTROL PANEL 2OP CONNECTOR
BRN/WHT
Wire side of female terminals
Mode control motol does not run.or ono or more modes are inoD€aa-
Check the No. 17 {7.5 A) Iuse inthe under-dash fuse/relay box.
Replace the tus€, snd iecheck.
Chock tor an open in th€ wi.6:1. Disconnect the mode controlmotor 7P connector.2. Turn the ignition switch ON (ll).3. Measure the voltage betweenthe No. l terminal and bodyground.
Repair opon in the wire betwoontho No. 17 luse and tho modecontrol motor.
Check the mode control motor:1. Turn the ignition switch OFF.2. Test the mode control motorGee page 22 41') .
Chock th€ mode cont.ol link.geand doors:1. Remove the mode controlmotor (see page 22-41).2. Check the mode control linkageand doors for smooth move-ment,
ls lhe mode control motor OK?
Do the mode control linkageand doors move smoothly?
Replece the inod6 control motor.
Chock for s shon in the wir€s:1. Remove the heater controlpanel (see page 22'46).2. Check for continuity betweenthe No. 12, 13, 14, 15, 16 and 19terminals ol the heater controlpanel 20P connector and bodyground individuaily.
Repair any short in the wire(slbetween the mode control rnotoaand the h6ater control Danel.
ls there continuity?
2l,/1,/8I10
111213ta151617r81320
BLU
[E!r!
YEL/RED
Ii
To page 22-23
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Troubleshooting
Recirculation Gontrol Motor
YES
To page 22-25
REORCULATION CONTROL MOTOR,rP CONNESTOR
q?- T--- V-l
l1, lrl/l1lI BI.IUYEL(v)
+
Wire side of female terminals
Rocirculation control door do6snoi chango botw€en Fresh andReci.culate.
Check the No. 17 {7.5 A)tuse in theunder-dash f use/relay box.
Roplace the fu36, and rechock.
Check for .n open in the wire:1. Disconnect the recirculationcontrol motor 4P connector.2. Turn the ignition switch ON (ll).3. Measure the voltage betlveenthe No. l terminal and bodyground.
Repair op6n in the wire bdtweenthe No. 17 fuse and thc recircule-tion control motor.
Check the rocirculation controlmoior:1. Turn the ignition switch OFF.2. Test the recirculation controlmotor (see page 22-42).
Chock ths r.circulation controllinkag. end doori1. Remove the recirculation con-trol motor (see page 22,42).2. Check the recirculation controllinkage and door for smooth
Do the recirculation control linkage and door move smoothly?Boprir the recirculrtion controllinkag. or dooJ,
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Troubleshooting
Radiator Fan (cont'dl
From page 22-26
RADIATOR FAN RELAY 4P SOCKET
BLK/YEL
1
2
a
Chock for an open in the wire:'1. Disconnect the jurnper wire.2. Turn the ignition switch ON (ll).3. lleasure the voltage betweenthe No.4terrninal of the radia-tor fan relay 4P socket andbody ground.
R€pair open in th6 wire botwoonthe No. 17 fuso and the radiatolfan .elsy.
ls there battery voltage?
Rep.ir open in the GRN wirebotw€en lhe radiator tan relayand the PCM/ECM.
22-28
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Chock for an open in the wiro:1. Disconnect the iumper wire.2. Turn the ignition switch ON (ll).
3. Measure the voltage betweenthe No. 4 terminal oI the con-denser fan relay 4P socket andbody ground.
Repair opcn in tho wire betwoonthe No. 17 tuse and the con-densea fan relay,
Repair open in the GRN wirob6tw6en the cond.nser lan relayand rhe PcM/EcM,
Ftorn page 22-29
CONDENSER FAN RELAY 4P SOCKET
22-31
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Radiator Fan Switch
RADIATOB FAN SWITCH 2P CONNECTOR
1
'.r
GRN
Wire side of female terminals
Both tans (radiator and condenser)do not run fo. engine cooling, butthey both run with the A/C on.
Check lor rn open in the wire:1. Disconnect the radiator fanswitch 2P connector.2. Turn the ignition switch ON lll).3, Measure the voltage betlveenthe No.2 terminal and bodygrou nd.
Repair open in the wire betweenthe radiator tan relay, the con-densei lan .elay and the radiaiortan swhch.
ls there battery voltage?
Chock for an open in the wire:1. Turn the ignition switch OFF.2. Check for continuity betweenthe No. 1 terminal of the radi-ator fan switch 2P connectorand body ground.
Check for an open in the wirebetween the .adialor fan switchand body glound. I ths wire is OF;choc* tor poor g.ound at G'101.
ls there continuity?
ls the cooling system OK?
Replsce the radialor fan switch.
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Both Fans
RADIATOR FAN RELAY 'P SOCKET
BLK/YEL
PCM CONNECTOR A I32PI
'9? model:
PCM/ECM CONNECTOR A (32PI
'98 - 0O mod6ls:
Wire side of female terminals
* How to use the Backprobe SetsConnect the backprobe adapters to the stacking patch cords, and connect the cords to a multimeter. Using the wire insulation as a guide for the contoured tip of the backprobe adapter,gently slide the tip into the connector from the wire side until it comes in contact with the terminal end ofthe ware {see section l1).
Check the No. 17 (7.5 A) tuse inthe under-dash fuse/relay box.
Reolace the tuse. and recheck.
Check for an op€n in the wire:1. Remove the radiator fan relay.2. TLrrn the ignition switch ON (ll).
3. Measure the voltage betweenthe No.4 terminalofthe radiator fan relay 4P socket andbody ground.
Repair open in the wire betweenlhe No. 17 luse and the radiatortan relay.
Check for an open in the wire:1. Make sure the A/C switch isOFF.2. Using a *Backprobe Set {T/N07SAZ - 001000A), measurethe voltage between the No. 27I20l terminal ol the PCM/ECMconnector A (32P) and bodyground with the PCM/ECM con-nectors connected.[ ]: '98 - 00 models
Repair open in the wire b€tweenthe.adiator fan ralav, the con-denser tan rolay and the PCM/ECM.
Check tor loose wires or poor con-nodions at the PCM/ECM connoc-tor A (32P1. lf the connections arcgood, substitute a known-goodPCM/ECM, and recheck. It thesymptom/indicalion goes away,r.plrce the original PCM/ECM.
1
2
1
12461011
12t5t61718r9222321
GRN
Wire side oI female terminals
22-33
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Troubleshooting
Compressor (cont'dl
COMPRESSOR CLUTCH RELAY4P SOCKET
1
2
43
BLK/YEL
PCM CONNECTOB A I32P)
'97 model:
Wire side of female terminals
PCM/ECM CONNECTOR A {32P}
38 - 00 models:
Wire side of {em6le terminals
* How to use the BackDrobe SetsConnect the backprobe adapters to the stacking patch cords, and connect the cords to a multi-meter. Using the wire insulation as a guide for the contoured tip ot the backprobe adapter,gently slide the tip into the connector trom the wire side until it comes in contact with the teFminalend o{the wire {see section l1).
Frcm page 22-34
Ch6ck for an open in the wire:1. Disconnect the jumper wire.2. Turn the ignition switch ON (ll).
3, Measure the voltage betweenthe No. 4 terminal ot the com'pressor clutch relay 4P socketand body ground.
Repair op.n in the wire betweenthe No. l7 fu3e and the compres-sor clutch ielay.
Check for an opon in the wire:1. Turn the ignition switch OFF,then reinstall the compressorclutch relay.2. Make sure the A"/C switch isOFF, then turn the ignitionswitch ON (ll).
3. Using a *Backprobe Set (T/N
07SAZ - 001000A), measurethe voltage between the No.17 terminal ol the PCM/ECMconnector A (32P) and bodyground with the PC M/ECMconnectors connected,
Repair open in lhe wire betwoonthe compressor clutch r6lay andthe PCM/ECM.
Check tor loose wires or Doorconnections at the PCM,/ECMconnecto. A {32P1. lf the connec-tions are good, sub3titute aknown-good PCM/ECM, androcheck. lf the symptom/indica-tion goas away, replac€ the origi-nal PCM/ECM.
126I1011
12151617'181S222321
BLK/RED
22-36
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A/C aystem does not come on{both fans and comDrossor).
Ch6ck lor .n open in the wire:1. Disconnect the A,/C pressureswitch 2P connector.2. Turn the ignition switch ON (ll).
3. Measure the voltage betweenthe No.2 terminal and bodyground.
ls there approx. 5 volts?
check tho PcM/EcM:Using a *Backprobe Set (T/N
07SAZ 0010004). measure thevoltage between the No.5 t27lterminal of the PCM/ECM connec,tor C (31P) [A 132P)l and bodyground with the PCM/ECM con-nectors connected,I l: '98 - 00 models
Rop.ir open in th6 wire botweonthe A/C Dr*sure switch and thePCM/ECM.
ls there approx.5 volts?
Check tor loo3e wires or Doorconnections at the PCM/ECMconnoctor C l3lPl lA (32Pll. It theconnections arg good, 3ubdtitut€a known-good PCM/ECM, andrecheck. ll the 3ymptom/indica-tion go.. eway, r€placo thG origi-nal PCM/ECM,[ ]: '98 -00 models
A/C System
A/C PRESSURE SWITCH 2P CONNECTOR
fo page 22-38
PCM CONNECTOR C (31PI
'97 modol:
Wire side of female terminals
PCM/ECM CONNECTOR A I32P'
38 - 00 modeb:
Wire side of female terminals
* How to use the Backprobe SetsConnect the backprobe adapters to the stacking patch cords, and connect the cords to a multi-meter. Using the wire insulation as a guide for the contoured tip ol the backprobe adapter,gently slide the tip into the connector from the wire side until it comes in contact with the ter.minalond olthe wire (see section 11).
(cont'd)
22-37
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Troubleshooting
A/G System {cont'd)
From page 22-37
A/C PRESSURE SWITCHCheck th€ A/C pressure switch:1. Turn the ignition switch OFF.2. Check lor continuity bgtweenthe No. 1 and No.2 terminalsofthe A,/C pressure switch.
Check for proper Ay'C system pressure.
Roplece tha A/C pr€ssure switch.
Chock lor an opgn in thg wire:1. Feconnect the A/C pressure
switch 2P connector,2. Remove the heater controlpanel (see page 22-46).3. Turn the ignition switch ON llli.4. Measure the voltage betweenthe No. 10 terminal of theheater control panel 20P con-nector and body ground.
Repair open in the wir. botwcenthe A/C pres3ur€ switch and theheater control oanel.ls there approx. 5 volts?
Check lor loos6 wiras or pool
connections at the heater controlDanel 20P connoctor and at theA/C pr.ssule switch 2P connsc-tor. lf the connections ere good,
substitute a known-good heatarco trol pangl, end recheck. lf thesymptom/indication goes away,replace the original heater conlrolpanel.
HEATER CONTROL PANEL 2OP CONNECTOR
Wire side ol female terminals
22-38'
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Both heater and A/C do not work.
Check the No. 17 (7.5 A)fuse in theunder-dash fuse/relay box, and theNo. 47 (7.5 A) fuse in the under-hood luse/relay box.
nophcc ih. fur.l.l, .nd r.check.
Check tor rn open in the wiro:1. Remove the heater controlpanellsee page 22 46).2. Turn the ignition switch ON (ll).3. Measure the voltage betweenthe No. 1 terminal of theheater control panel 8P con-nector and body ground.
R.pair opan in lha wlra batw.cnthe No. 1? fuaa and tha h.ltcrcontrol panal.ls thero battery voltage?
Chgck for an opan in th€ wirg:1. Turn the ignition switch OFF.2. Measure the voltage betweenthe No. l l terminal of thoheater control panel 20P con-noctor and body ground.
Repsil opon in tha wi.a batwcanth. No. 47 tur. and tho hoitorcontlol panol.
ls there battery voltags?
Check for an opon in the wire:Ch6ck lor continuity betwoen theNo. 7 terminal of the heater con-trol panel 8P connector and bodyground.
Check for an opon in tho wirab6{woon tho hoatar control p.noland body ground. It the wir. i3OK, chsck for poor ground rtGlOl lnd Glo2.
Check for loose wire3 or oooaconnection3 at the haater controlprnol 8P and 20P connoctors. Itthc conncction3 are good, substi-tuta a known-good h€ater con-trol prnol, and rechecft. lf thesymptom/indic.lion go.3 ewry,repl.cg the original ha.ter con-tlol oancl.
HEATER CONTROL PANEL 8P CONNECTOR
Wire side ot female terminals
HEATER CONTROL PANEL 2OP CONNECTOR
I2A,/1,/58910
1t12131a151517181920
WHT/BLU
Wire side of female terminals
23
{578
BLK
0
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