connector a HONDA CR-V 1999 RD1-RD3 / 1.G Workshop Manual

Check Lock-up Control SolenoidValve B lor a Short Circuit:1. Disconnect the 2P connectorfrom the lock-up control solenoid valve A/8 assembly.2. Check for continuity betweenthe 84 and A9 or A22 lermi_nals-
Repair short to ground in the wirebetween the 84 lerminal and the
lock-up conlrol solenoid valve B.
Me6aure Lock-up Control Sole_noid Valve B Resistance at the
Solenoid Valve Connector:Measure the resistance betweenthe No. 1 terminal of the connec-
tor and body ground.
Check lor open in the wire
bctween the 84 terminal and thelock-up control solenoid volva B.ls the resistance 12 - 25 0?
Replace the lock-up conttol sole-noid valve A/B ass6mbly.
From page 14 66PCM CONNECTORS
Wire side of female terminals
LOCK-UP CONTROL SOLENOID
VAI-VE A/B ASSEMBLY CONNECTOR
LC B (GRN/BLK)
14-67
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Electrical Troubleshooting {'97 Model}
Troubfeshooting Flowchart- AIT Gear Position Switch (Short)
Po$ible Cause
' Short in A/T gear position switch
. Faulty A/T gear position switch
NOTE: Code P1705 (5) is caused whenthe PCM receives two gear positionanputs at the same time.
. OBO ll Scan Tool indicat€s CodeP1705.' Selt-diagnosis p1- indicator tightblinb Iive times.
Check and record the freeze datain case it is needed later for prob-lem verification.
Observe the A/T G€ar Po3itionIndicator:1. Turn the ignition switch ON lll).2. Observe the A./T gear positionindicator, and shilt to eachposition separately.
Does any indicator stay onwhen the shift lever is not inthat position?
The system is OK .t this time.Ch6ck ihe wii6 harness for dam-490,
Do allgear position indicatorsgo out?
Measure ATP R Voltago:1. Shitt to all positions other thantr.2. lMeasure the voltage betweenthe 816 and Ag or A22 termi-nals.Check tor 3hort in the wirebetwaen the 816torminal and thoA/T gear pGilion switch or A/Tgsar posiiion indicator. ff wire isOK, check for 10036 torminal flt inlhe PICM connectoB. It necessary,substitute a known-9ood PCMand recheck.
Measure ATP NP Voltage:1. Shift to all positions other thanNorE.2. Measure the vohage betweenlhe 825 and Ag or A22 termi-nals.Chock for ahort in the wirebetw€en tho 825 torminal end theA/T 96.r pGition indicstor, or asho.t in tha wiro! b€tween theA/T gear po3ition indicator andthe A/T g€ar position lwitch. lfwircs ar€ OK, ch6ck for loos€ ter-minal fit in the PCM connectors. Itnece3sary, substitute a known-good PCM and recheck.
ls there battery vohage?
PCM CONNECTORS
Wire side of female terminals
ATP NP {LT GRNI
14-68
To page 14-69
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From page 14-68
Measure ATP D4 Voltage:1. Shift to all positions other than
Eil2. [/leasure the voltage betweenthe 824 and Ag or A22 termi-nals.Check tor short in the wire
between the 824 terminal and theA/T geai position indicator. or a
3hort in the wir6s between theA/T gear position indicttor and
the A/T gear position switch. lf
wires are OK, check lor loose ter'minal fit in the PCM conneclo.s. lf
necessary, substitute a known'good PrCM and recheck.
ls there approx. 5 V?
M€asure ATP D3 Voltage:L Shift to all positions other than
tr.2. Measure the voltage betweenthe 88 and A9 or A22 terminats.
Check for short in the wi.ebetween the 88 torminal and the
A/T gear position switch or A/Tgear position indicator. lf wire i3
OK, check lor loose terminaltit in
the PCM connectors. lf neces-
sarY, 3ubslitute a known'goodPCM and recheck.
ls there baftery voltage?
Measur€ ATP 2 Vohage:1. Shift to all positions other thanl;
2. Measure the voltage betweenthe 817 and Ag or A22 termi'nals.
Check for short in the wire
bstwe€n the 817 terminal and the
A/T gear posilion switch or A/Tgear position indicator. lf wire is
OK, check lor loose terminal fit in
th6 PCM conn€ctoF. lf nec€ssaty,substitute a known-good PCMand recheck.
Mersure ATP 1 Volt.ge:1. Shift to all positions other than
El.2. Measure the voltage betweenthe 818 terminal and A9 orA22 terminals.
Check lor short in the wire
betw.en the 818 torminal and
the A/T gear position switch or
A/T gear position indicator. lI
wiro is OK. check for loose termi-nal fii in the PCM connectorc. lf
necessary. substitute a known'good PCM and recheck.
ls there battery voltage?
Check for loose terminalfit in thePCM connectors, lf neces3aty,substitute e known-good PCMend rocheck.
Wire side of female terminals
14-69
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From page 14-70
Measure ATP D3 Vohag€:1. Shift to E position.
2. Nleasure the voltage betweenthe 88 and Ag or A22 terminals,
Repair open in the wirg bstween
the 88 tolminal and tho A/l gear
oo3ition 3witch.
Msasure ATP2 Volttg6:'1. Shiftto E position.
2. Measure the voltage between
the 817 and A9 or A22 termi'nals.
Repair open in lhe wire between
the 817 terminal and tho A/Tgear position switch.
Moasure ATP1 Voltage:1. Shift to A position.
2. Measure the voltage betweenthe 818 and Ag or A22 termi-nats,
R€pair opon in the wiro betweenthe 818 terminll and the A/Tgoar poshion switch.
Check tor looso terminal fit in thePCM connectors. lf necossarY,substitute a known-good PCM
and rechock.
FCM CONNECTORS
Wire side of female terminals
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Electrical Troubleshooting ('97 Model)
Troubleshooting Flowchart - Shift Control Solenoid Valve A
. Disconnected shift control solenoidvalve A/8 a$embly connector. Short or open in shift control sole-noid valve A wire
Possible Causo
shift control solenoid valve A
lf the Honda PGMTester is available:
I
PCM CONNECTORS
Wire side of female termin6ls
. OBD ll Scan Tool indicates CodeP0753.. Self-diagnosk E indicator lightblinks seven tim€s.
Check and record the freeze datain case it is needed later for problem verification.
Perform the shift control solenoidvalve A test using the HondaPGM Tester.
The sol€noid is OK at this time.Verify that all connectors in thecircuit are making good contact.
Did the solenoid pass the test?
Check tor a Short to Power:1. Turn the ignition switch OFF.2. Disconnect the A (32P) and B(2 5P) connectors from thePCM.3. Turn the ignition switch ON lll).4. Measure the voltage betweenthe 83 and Ag or A22 terminals.
Repair short to power in the wirebetween the 83 terminal and theshift control solenoid valve A.
Measure Shift Control SolenoidValve A Resistanco:1. Turn the ignition switch OFF.2, Measure the resistancebetween the 83 and A9 or A22termrnals,
Check tor loose terminal tit in thePCM connectors, lf necessaay,subslituie e known-good sole-noid valve assemblv or PCM andrech€ck.
ls the resistance 12 25 {)?
To page l4-73
14-72
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From page 14-72
Check Shift Con ol SolenoidValve A for a Short Circuit:1. Disconnect the 2P connectorfrom the shift control solenoidvalve Ay'B assembly.2. Check for continuity betweenthe 83 and A9 orA22terminals.
Repai. short to ground in the wirebelw€en th6 83 terminal and theshift cont.ol solenoid valve A.
Measure Shift Control SolenoidValv6 A Resistance at the SolenoidValve Connector:Measure the resistance betweenthe No. 1 terminal of the connector and body ground.
Check lor ooen in the wirebetween the 83 terminal and theshift control sol€noid valve A.ls the resistance 12 - 25 0?
Replace the shift control solenoidvalve A/B assemblv.
Wire side of female terminals
SHIFT CONTROL SOI.ENOIDVALVE A/B ASSEMALY CONNEC1OR
SH A IBLU/YELI
Terminal side of male terminals
lffil
l--(o)
T
I
14-73
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Electrical Troubleshooting ('97 Model)
Troubleshooting Flowchart - Shift Control Solenoid Valve B
Po33ibla Crusa
. Disconnec{ed shift cont.ol solenoidvalve A/B dssombly connector. Short or open in shift conlrol sole-noid valvg B wire' Faultv shift comrol 3olenoid valvo B
lf the Honda PGMT€ster is available:
PCM CONNECTORS
Wire side ot female terminals
. OBO ll Scan Toot indicrt8 CodoP0758.. Setf-diagnGis E indicator lightblinks oight tim93.
Check and r€cord the lreere datain case it is needed later for prob
lem verilication.
Test solenoid valve B with theHonda PGM Tester in the FLrnction test mode.
The 3olonoid is OK at this time.Verifv that all connoctors in thecircuit are making good contlct.Did the solenoid Dass the test?
Chock tor a Sho.t to Power:1. Turn the ignition switch OFF.2. Disconnect the A (32P) and B{25P) connectors Irom the PCM.3. Turn the ignition switch ON (ll).
4. Measuro the voltage botveenthe 811 and Ag or A22 termi-nats.
R.p.ir 3hort to power in the wirebotwo€n the 811 iormin.l andtho shift control sol.noid valve B.
M.6sure Shift Control SolonoidValve B Reaistanco:1. Turn the ignition switch OFF.2. Measure the r€sistancebetween the 811 and A9 orA22 terminals.
Checl lor loosc terminal fil in thePCM connactors. It nocessarv,substitute a known-good aole-noid vllvo asssmbly or PCM andr6chsck,
ls the resistance 12 - 25 O?
To page 14-75
14-74
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From page 14-74
Check Shift Control SolenoidValvo B tor a Short Circuil:1. Disconnect the 2P connectorfrom the shift control solenoidvalve y'y'8 assembly.2. Check for continuity betweenthe 811 and Ag or A22 termi-nals,
Ropair short to ground in the wireb64w€€n tho 811 torminal and lhgshift control solenoid valvo B.
Meesure Shift Control SolenoidValve B Rosistance at lh€ Sole-noid Vrlve Connector:Measure the resistance betweenthe No. 2 terminal ol the connector and body ground.
Check tor open in the wirebdtweon the 811 torminal and theshift control sol€noid valv6 B.ls the resistance 12 - 25 O?
Reolace the shift control solenoidvalve A/B asJembly,
PCM CONNECTORS
Wire side of female terminals
SHIFT CONTROL SOLENOIDVALVE A/B ASSEi'BLY CONNECTOR
ti;Tll
I sH B |GRN/W{T|
o
YII
Terminal side of male terminals
14-75
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Electrical Troubleshooting ('97 Model)
Troubleshooting Flowchart - Countershaft Speed Sensor
Possible Cause
. Loose or faulty connection betweenih€ PCM and vehicle harness. Disconnected countershaft spoedsensor conneclor. Short or open in countershaft speed
. Faulty counteBhaft speed lensor
lf the Honda PGMTester is available:I
J
COUNTERSHAFT SPEED SENSOR
CONNECTOR
ll-'T,ll-rT
ral
YIL__l
Terminal side of male terminals
. OBO ll Scan Tool indicates Codem720.' solt-diagnosis iD!' indicator lightblink3 nine tim6s.
Check and record the freeze datain case it is needed later for problem verification.
Connect the Honda PGM Tester,and test-drive the vehicle withthe tester in Data Link or snap'Shot mode, Make sure the coun-tershaft speed sensor reads thesame as the vehicle speed sensorlVSS).
The countershaft sooed sensor isOK sr this time. Veritv that allconnecloas in the circuit aremaking good contacl.
Check the countershaft speedsensor installation, and check itfor damage.
ls the countershaft speed sen-sor installed properly, and notdamaged?neinstall or roDlaco and recheck.
Measuro CountoBhaft Speed Sen-sor Relbtance at the Sensor Con-nector:1. Disconnect the 2P connectorfrom the countershaft speedsensor connector.2. Measure the resistance of thecountershaft speed sensor.
ls the resistance 400 - 600 o?
To page 14-77
14-76
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Ch€ck CounteGh!ft Spocd Sonsoifor a Short Cirruit:1. Disconnect the B 125P) con'nector lrom the PCM.2. Check for continuity botweenthe body ground and the B23terminal and 822 term ina Iindividually.
Repair short in tho wirgs b€twoentho 823 ,nd 822 te.minals andthc countaBhaft sp€€d senso..
Mersuro Countorrhrtt Spoed Son-sor qrcuit tor an Open:'1. Connect the countershaftspeed sensor 2P connector,2, Measure the resistancebetween the 823 and 822 termrnals.
Rapair loor€ t.rminll or opon intho wircs betwoon tho 823 .nd822 terminrl! .nd th. countaFshaft specd san3or.
ls the resistance 400 - 600 0?
Check for loo3e terminsl fit in thePCM connecto13. It necess!ry,sub3titulg s known-good PCMand rochock.
PCM CONNECTOR B I25PI
Wire side of lemale terminals
14-77
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