Page 606 of 1395

Electrical Troubleshooting ('97 Model)
Troubleshooting Flowchart - Interlock System - Shift Lock System (cont'd)
INTERLOCK CONTROL UNITCONNECTOR {8P)
NOTE: Shift lever must be in E.
ATP P IBLK/BLU'
Wire side ot female terminals
SHIFT LOCKIYEL/BLK}
12
5678
o
LOCK SOLENOID
1
SHIFT LOCK !CONNECTORYEL/BLK
NOTE: Do not connect the No. 2 terminal tothe battery positive terminal or you willdamage the diode inside the shift lock sole-noid.
Wire side of female terminals
SHIFT L@K SOI.ENOIDCONNECTOBldir.sily on .olrnoidl
Terminalsido of male terminals
From page 14.89
Measu.e ATP P Voltage:Measure the voltage between theNo. 6 terminal of the interlockcontrol unit and body ground.
Repai. open in the wir6 betwoentho No.6 termin.l olthe intorlockcontrol unit and the A/T gealpo.ition rwitch.
Chock Shitt Lock Solenoid lor .nOpon Circuit:1. Turn the ignition switch OFF.2. Disconnect the shift lock solenoto connoctor.3. Check for continuity betweenthe No. 3 terminal of the inter-lock contrcl unit and the No. 2terminal ot the shift lock sole-noid connector.
Rapair opon in the wiro bstwcentho No. 3 torminal and tho shiftlock solenoid.
Check Shift Lock Solenoid Oper-ation:'1. Connect the No. 1 terminal ofthe shift lock solenoid connec-tor to the battery positive terminal. and connect the No. 2terminal to the battery nega-tive terminal.2. Chock the shift lock solenoidoperation.
Does the shift lock solenoidop€rate properly?Replsc€ tho .hift lock solonoid.
Check tor looso terminal frt in th6interlock cont.ol unit connectoB.ll ngcara,lary, sutEtitut€ a known-good interlock control unit androcheck.
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Page 607 of 1395
![HONDA CR-V 1997 RD1-RD3 / 1.G Workshop Manual
Troubleshooting Flowchart - Interlock system - Key Interlock system
IGNITION SW]TCH 6P CONNECTOR
KEY LOCK SOL
{WHT/BLU)
ACC PUSH SW (WHT/YELI
Wire side oI female terminals
KEY LOCK SOL(WHT/BLUI
(cont HONDA CR-V 1997 RD1-RD3 / 1.G Workshop Manual
Troubleshooting Flowchart - Interlock system - Key Interlock system
IGNITION SW]TCH 6P CONNECTOR
KEY LOCK SOL
{WHT/BLU)
ACC PUSH SW (WHT/YELI
Wire side oI female terminals
KEY LOCK SOL(WHT/BLUI
(cont](/manual-img/13/5778/w960_5778-606.png)
Troubleshooting Flowchart - Interlock system - Key Interlock system
IGNITION SW]TCH 6P CONNECTOR
KEY LOCK SOL
{WHT/BLU)
ACC PUSH SW (WHT/YELI
Wire side oI female terminals
KEY LOCK SOL(WHT/BLUI
(cont'd)
lgnition key cannot be moved
Irom ACC (l) pGition to LOCK (0)
position while Pushing the igni-
tion kev with the shift lever in lllposifio;, and the shift lever but-
ton rcleased.
Check Key Interlock Solenoid
Op€ration:1. Disconnect the ignition switch
connector (6P).
2. Connect the No. 4 terminal of
the ignition switch 6P connec-
tor to the battery Positive ter
minal, and connect the No. 3
terminal to the battery nega
tive terminal.3. Check the key interlock sole
noid operation A clicking
so!nd sho!ld be heard.
Faulty koy interlock solenoid.
Replace the ignition key cylinder/
steedng lock as36mbly
Does the key interlock
solenoid operate properly?
Check Key Interlock Switch OPer'
adon:1. Connect the No. 5 terminal of
the ignition switch connector
to the battery Positive termi
nal, and connect the No 3 ter
minal to the baftery negative
termrnal,2. Turn the ignition switch to
ACC (l), then push rt.
3. Check the key interlock sole'
noid operation. A clicking
sound should be heard whilepushing the ignition key.
Faulty key inte.lock switch
Replaco the ignition key cylindor/
stoering lock a3r.mblY.
Does the key interlocksolenoid operate ProPerlY?
To page 14 92
14-91
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Page 608 of 1395

Electrical Troubleshooting {'97 Model)
Troubleshooting Flowchart - Interlock System - Key Interlock System lcont'dl
INTERLOCK CONTROL UNIT CONNECIOR {8PI
KEY LOCK SOL {WHT/8I-UI
ACC PUSH SW IWHTI
Wire side of female terminals
ATP P (BLK/BLU)
Check Key Interlock Solenoid fora Short Circuit:1. Disconnect the interlock controlunit connector.2. Check for continuity betweenthe No. l terminal and bodyground and between the No.5terminaland body ground indi-vidually.
Repair short in the wire betweenthe No. 1 or No. 5 terminal andthe ignition switch 6P connector.
ls there continuity?
Check Park Pin Switch ODeration:Check for continuity between theNo. I terminal and body ground.
Check tor shori in the wirebetwo€n the No. 8 terminal otthe interlock control unit and thepark pin switch. lf wire is OK,ch6ck the park pin switch.
ls there continuity?
Measu16 ATP P Voltage:1. Turn the ignition switch ON lll).2. Measure the vohage betweenthe No.6 terminal and bodyground.
R6pei. open in the wire betweenthe No. 6 i€rminal and the A/Tgea. position switch.
Check for loose terminalfit in theinterlock control unil connectors.lf necessery, substitute a known-good interlock control unit andr6check.
From page 14-91
Shift lever must be in E.
14-92
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Page 609 of 1395

Electrical Troubleshooting ('98 - 00 Models)
Troubleshooting Flowchart - Lock-up Control Solenoid Valve A
Poslible Cause
. Dbconnected lock-up control solenoid valve A/B assemblY connector. Short or open in lock-up control solenoid valve A wire. Faulty lock-up control solenoid valve A' Open in vB SOL wire
LGI|BRN/BLK) LG2IBRN/BLK)
To page 14 95
(cont'd)
14-93
A t32Pli r rriltI l,1 I I ltDrste,0n,,2. t3r B'r!51 r.
LGl IBRN/BLKI LG2 (BRN/BLKI
Wire side of female terminals
A {32P)
.OBD ll Scan Tool indicatesCode Pl753.. Self-di.gnosis E or E indica-
tor light blinks once.
lf the PGM Tester is available,retrieve the M Freeze Data, then
clear the PCM.
Test-drive the vehicle under the
same conditions the Freeze Data
lntermittent failul.. The system is
OK at this time. Check the fit of
the Din3 in all connectors affected
by thb code.
Did the code return?
Check for a Short to Power:'1. Turn the ignition switch OFF.
2. Disconnect the B (25P) and D(16P) connectors trom thePCM,3. Turn the ignition switch ON (ll).
4. Measlre the voltage betweenthe D1 and 820 or 822 termi-nals,
n€pair short lo power in the wire
betw€€n the Dl terminal and the
lock-up control solenoid valve A
Mg.sure Lock-up Control SolenoidValve A Rssistance:1. Turn the ignition switch OFF.2. M easu re the resistancebetween the D1 and 820 or822 terminals.
ls the resistance 12 - 25 o?
To page 14-94
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Page 610 of 1395

Electrical Troubleshooting ('98 - 00 Models)
Troubleshooting Flowchart - Lock-up Control Solenoid Valve A (cont'dl
FCM CONNECTORS
B {25P} C t31Pl
Wire side ot female terminals
LGlIARN/ALKI LG2IBRN/BLKI
LOCK-UP CONTROL SOLENOIDVALVE A/B ASSEMBLY CONNECTOR
tFttl._T=
A LC A (YELI(o)Y
I
Terminal side of male terminals
From page 14-93
Check tor continuity between theB20 terminal and body ground,and between the 822 terminaland body ground.
Ropair open in the wire3b€tweon tha 820 and 822 termi-nals and ground lG101l.
Ch6ck Lock-up Control SolonoidValv6 A tor a Short Ci.cuit:'1. Disconnect the 2P connectorfrom the lock up controlsolenoid valve A/B assembly.2. Check for continuity betweenthe Dt and B2O or 822 te(minals.
Ropai. lhort to g.ound in the wireb€twe€n the Dl terminal and thelock-up control solonoid vslvg A.
Mersurg Lock-up Co|ttrol SolonoidValvo A Rolktanco at tho SolonoidConnoctor:Measure the resistanco betweenthe No. 2 terminal of the lock,upcontrol soleno;d valve A/Bassembly connector aod bodyground.
Replace the lock-up controlsolonoid vrlve A/B a$ambly,ls the resistance 12 - 25 0?
Chsck for open in th€ wircbctwe€n tho Dl terminal lnd th6lock-up cont.ol solonoid v.lve A.
a t32P)D l16Pl
a l32Plc t3lPl
14-94
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Page 611 of 1395
Moa3ura VB SOL Voltago:1. Turn the ignition switch ON (ll)
2. lreasure the voltage between
the D5 and 820 or 822 termi-nats.
Chock for blown No. 15 (7.5 Al
luse in tho undor-dr.h lusa/lel.Y
box. lf tho fulo i! oK, roprir op€n
in the wiro betw6on th. D5 tor'
minal and the und.r_dtahtuao/rohY box.
Chock for looto torminrl fit in the
PCM connectoJr. ll nocot3a.Y,
rubstitut. . known-good PCM
and rschock.
PCM CONNECTORS
a t32Pl B (25P1 c (31P1 D {16P1
Wire side of lemalo terminals
14-95
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Page 612 of 1395

Electrical Troubleshooting ('98 - 00 Models)
Troubleshooting Flowchart - Lock-up Control Sotenoid Valve B
Possibl€ Cause
. Disconnected lock-up control solenoid valve A/8 assembly connector. Short or open in lock-up control solenoid valve B wire. Fauhy lock-up control solenoid valve B. Open in VB SOL wir€
PCM CONNECTORSLC B {GRN/8LKI
LG1{BRN/BLK} I-G2{BRN/BLK)
Wire side of female terminals
A {32P1
To page 14 98
.OBD ll Scan Tool indicatesCode P'l758.. Sell-diagnosis Dl or E indica-tor light blinks twic€.
lf the PGM Tester is available,relrieve the A,/T Freeze Data, thenclear the PCM-
Test-drive the vehicle under thesame conditions the Freeze Data
Interm ittant tailure. The lystem isOK at this time. Check the tii ottho pin3 in all connectors athedby this code.
Did the code return?
Check for a Short to Pow€r:1. Turn the ignition switch OFF.2. Disconnect the B 125P) and D(16P) con nectors lrom thePCM.3. Turn the ignition switch ON 1ll).4. Measure the voltage betlveenthe D3 and 820 or 822 termi-nals.
Repair shon to power in the wirebetween tho D3 terminal and thelook-up control solenoid valve B.
Measure Lock-up Control SolanoidValve B Resistanc€:1. Turn the ignition switch OFF.2. Measure the resistancebetween the D3 and 820 or822 terminals.
ls the resistance 12 - 25 O?
To page 14-97
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Page 613 of 1395

From page 14-96
Check Ior continuity betlveen the
B2O terminal and body ground,
and between the 822 terminal
and body ground.
Bepair open in the wirea
between the 820 and 822 te.mi-
nals and ground (G1011.
Check Lock-up Control Solenoid
Valve I fo. a Short Circuit:1. Disconnect the 2P connectorfrom the lock_u p control
solenoid valve A,/B assembly2. Check for continuity betweenthe D3 and 820 or 822 termi
nats.
Rep.ir short to ground in the wiie
between the D3 terminal and the
lock-uD control solenoid valve B.ls there continuity?
Measure Lock-up Control Solenoid
valve B Resistance at the solenoid
ConnedoMeasure the resistance between
the No. 1 terminal of the lock_up
control solenoid valve A/B
assembly connector and bodYground.
Replace the lock_up conirol
solenoid valve A/8 a$embly.ls the resistance 12 - 25 O?
Check for open in the wiro
betwoen the D3 terminal and the
lock-up control solenoid valve B.
PCM CONNECTORS
B (25Pt c (31P1 D (16P1
rc1 rBRN/BLKk'
c$G2
{BRN/BLKI
t
Wire side ol female terminals
L(rcK.UP CONTROL SO1TNOID
VALVE A/B ASSEMBLY CONNECTOR
LC B IGRN/BLK)
(cont'd)
14-97
A {32P1
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