1999 HONDA CR-V 34 shift valve

Terminal NumborSignalDescriptionMeasuring Conditions/Terminal Voltage
D1LCALock-up control solenoid valve A
control
During lock-up conditions: Baftery voltage
During no lock-up condition: 0 V
D2SHBShift control solenoid valve B
control
Battery voltage in following positions:
. E, E and positions
. E, -ql, and E positions in lst and 2nd gear
0 V in following positions:
. E, E;, and E positions in 3rd gear
. E and E positions in 4th gear
. E, El, and El positions
D3LCBLock-up control solenoid valve B
control
During full lock-up conditions: Battery voltage
During half lock-up conditions; Pulsing signal
D4Not used
D5VB SOLPower supply for solenoid valves
(Under-hood Fuse 15)
With ignition switch ON (ll); Battery voltage
With ignition switch OFF: 0 V
D6ATP RAy'T gear position switch
B position input
In E position: OV
In other than E position: Baftery voltage
D7SHAShift control solenoid valve A
control
Battery voltage in following positions:
. E position
. E, E, and E positions in 2nd and 3rd gear
. E position
0 V in following positions:
. E position. E. E, and E positions in lst gear
. Erl and E positions in 4th gear
.EandEpositions
D8
{'98 model}
ATP D3Ay'T gear position switch
E position input
In E position: 0V
In other than E position: Baftery voltage
D8
('99 - 00 models)
O/D SWOver-Drive (O/D) switch signal
input
When Over-Drive {O/D) is OFF (O/D OFF
indicator light is ON): 0 V
When Over-Drive {O/D) is ON {O/D OFF
indicator light is oFF): Battery voltage
D9ATP D4A/f gear position switch
E position input
In E position: 0V
In other than E position: 5 V
D10NCCountershaft sDeed sensor inoutDepending on vehicle speed: Pulsing signal
when vehicle is stopped: Approx.0 V
Dl1NMMainshaft speed sensor inputDepending on vehicle speed: Pulsing signal
When engine is stopped: Approx. 0 V
D12NMSGMainshaft speed sensor ground
D13ATP NPA,/T gear position switch E and
El positions input
InEandEpositions: 0V
In other than E and m position: 5 V
D14AlP 2A/T gear position switch
El position input
InE position; 0V
In other than E position: Battery voltage
D15ATP 1A,/T gear position switch
E position input
InEposition:0V
ln other than El position: Battery voltage
D16NCSGCountershaft speed sensor
grouno
PCM CONNECTOR D (16P)
14-55
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Symptom-to-Component Chart
Electrical System -'97 Model
DTC*: The DTc in parentheses is the code the loa indicator right indicates when the Data LinkConnector is connected to the Honda pGM Tester.
DTC*E Indicatol
LightMILDetection ltemPage
P 1753
(1)BlinksONLock up control solenoid valve A(see page 14-64)
P1758
\21
B linksONLock-up control solenoid valve B(see page 14-66)
P 1705
(5)BlinksONA,/T gear position switch (short to ground)(see page 14-68)
P1706
(6)OFFONA,/T gear position switch {open)(see page 14-70)
P0753
\11
B linksONShift control solenoid valve A(see page 14-72)
P0758
(8)BlinksONShift control solenoid valve B(see page 14-74)
P0720
(9)BlinksONCountershaft speed sensor{see page 14-76)
P0715
(15)B linksONMainshaft speed sensor(see page l4-78)
P17 68( 16)
BlinksONLinear solenoid(see page 14-80)
P0740
{40)
OFFONLock-up control system(see page 14-82)
P0730
(41)OFFONShift control system(see page 14-84)
14-60
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Symptom-to-Component Chart
Electrical System -'98 - 00 Models
DTC*; The DTC in the parentheses is the code the E or E indicator light indicates when the Data LinkConnector is connected to the Honda pGM Tester.
DTC*
Et Indicatol
Lighr (98)
E Indicator
Light ('99 - 00)
MILDetestion ltomPage
P1753
(1)BlinksONLock-up control solenoid valve A{see page 14-93)
P1758
(21BlinksONLock-up control solenoid valve B(see page 14-96)
P1705(5)BlinksONA,/T gear position switch (shon to grounol(see page 14-99)
P1706(6)OFFONA,/T gear position switch (open)(see page 14-103)
P0753
(71Blin ksONShift control solenoid valve A(see page 14-106)
P0758
(8)BlinksONShift control solenoid valve B(see page 14-109)
P0720
(9)BlinksONCountershaft speed sensor{see page 14-112)
P0715
{15)
BlinksONMainshaft speed sensor(see page 14-114)
P1768
(16)BlinksONLinear solenoid(see page 14-117)
POl 40(40)OFFONLock-up control system(see page 14-119)
P0730
(41)OFFONShift control system(see page 14-121)
14-62
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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 - Shift Control System
Possible Cause
F""lty "t lft ".tttr"l "y"t..
+ Even it you cannot reproduce codeP0730, test drive the vehicle, test theclutch pressures, and if necessary,replace the shift control solenoid valve
. OBD ll Scan Tool indicates CodeP0730.. Selt-diagnosis E,l indicatorlight indicates Code 41.
Check and record the freeze datain case it is needed later for prob-lem verification.
Check tor Another Code:Check whether the OBD ll scantool or the Pll indicator lightindicates another code,
Pertorm the TroubleshootingFlowchart for the indicatedCodels). Do not conlinu€ withthis troubleshooting until thecauses of anv other DTCS havebeen corrected. Recheck for codeP0730 {41) after troubloshooting.
Does the OBD ll scan tool orthe E indicator light indi-cate another code?
Test lst. 2nd, 3rd. and 4th ClutchPressure:Measure the 1st, 2nd, 3rd, and4th clutch pressure (see page 14-161 thru 14-163).
Repair the hydraulic svstem asnecessary lsee page 1,1-162 andr4-1631.
ls each clutch pressure withinthe service limit?
To page 14-85
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