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 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 614 of 1395
Electrical Troubleshooting ('98 - 00 Modelsl
Troubleshooting Flowchart - Lock-up Control Solenoid Valve B (cont,d)
From page 14 96
PCM CONNECTORSVB SOL (BLK/YEL}
LG1 (BBN/8LKI LG2 (BRN/BLKI
Wire side of Iomale terminals
Measuro VB SOL Voltago:1. Turn the ignition switch ON llt).2. Measure the voltage betlveenthe D5 and 820 or 822 terminals,
Check tor blown No. t5 (7.5 Alfuse in the underdash fu36/.elaybox. lf th6 fuse is OK, ..pair openin the wire betwooo tho D5 t.rmi-nel and thg underdash two/relayItox.
ls there battery voltage?
Check for loose terminal lit in thePCM connectors. ll n€ces3a.y,substitute a known-good pCM
and .€check.
A l32P)
14-98
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Page 615 of 1395

TroubleshootingFfowchart - AIT Gear Position Switch {Short)
Possible Cau3e
. short in A/T gear position switch wire. Faulty A/T gear pGition switch
NOTE: Code 1705 (5) is set when the PCM receives two gear position inputs at
the same time,
PCM CONNECTORS
A (32P1
LGl IBRN/BLK) LG2 (BRN/BLK)
Wire side of female terminals
' O8O ll Scan Tool indicatas Code
P1705.. self-diagnGi3 E or El indica'
tor light blinks five time3
Obs€rve the A/T Goar Position
lndicalor:1. Turn the ignition switch ON (ll).
2. Observe the A/T gear Positionindicator, and shift each Posi'tion seParatelY.
The system is OK at lhis time.
Check the wir€ harne3s fot dam'
age.
Does any indicator stay on when
the shift lever is not in thatposition?
Moasu.e ATP R Voltage:1. Shift to all positions other
than E.2. Measure the voltage between
the D6 and 820 or 822 termi-nals,
Check for short in the wire
betwoon thc DS terminal and tho
A/T gear position switch or A/Tgear porition indicatol, and
check for open in the wires
batween the 820 and 822 t6lmi'
nals and body ground 1G1011. lf
wires are OK, check lor loos€ i€r_
minel fit in the PCM connectors.
lf necBsarv, substittlle a known'good PCM and recheck.
To page'14-100
(cont'd)
14-99
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Page 619 of 1395

Troubleshooting Flowchart - A/T Gear Position Switch (Open)
Po$iblg Cause
. Dbconnected A/T gear position switch connoctor. Open in A/T gear po3ition switch wiro. Faulty A/T g€ar position switch
Wire side of female terminals
LGl {SRN/BLK)
{cont'd)
P,CM CONNECTORS
LGT(BNN/BLKI LG2IBRN/BLK)
A {32P)c l31P)
ATP NP (LT GRN}
. OBD ll Scan Tool indicatesCodo Pl706.. Self-diagnosis Fl or E indica-to. lighl blinks six times.
The system is OK.tthis time.Check for oth6r probl€ms suchas harne3s damage.
Are any ofthe gear position indicators not working when you
shift them?
Test the A/T gear position switch(see page 14-139).
Measure ATP R Vohago:1. Turn the ignition switch ON (ll).
2. Shitt to E position.
3. Measure ihe voltage betweenthe D6 and 820 ot 822 tetfiinals,
Repair open in tho wiro betwoenthe D6 terminal and the A/T gear
oosition switch.
Measure ATP NP Volt.g€:1. Shift to Elor E position.
2. Measure the voltage betweenthe D13 and 820 or 822 terminals,
Repair open in the wiro betweenth€ Dl3 terminal and th€ A/Tgesr posilion awitch.
To page 14-104
14-103
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Page 621 of 1395
From page 14-104
Measure ATP 1 Voliag€:1. Shift to E position.2, Measure the voltage betweenthe D15 and 820 or B22 termi-nals.
Repair open in the wire betweenthe D15 terminal and the A/Tgear poaition switch.
Check LG Wire tor an OpenCircuit:'1. Turn the ignition switch OFF.2. Check lor continuity betweenthe 820 terminal and bodyground, and between the 822terminal and body ground.
Repair open in th. wiresbetween the B20 and 822 tarmi-nals and body ground. and repairpoor ground {G101).
ls there continuity?
Check tor loose terminaltit in thePCM connectors. lf n6cassary,substitute d known-good PCMand recheck.
B t25Pl
FCM CONNECTORS
c t3lPtD tl6Pl
LGl IBRN/BLKI
LGl (BRN/BLKI
Wire side of female terminals
A (32P1B (2sP)c (31P|
14-105
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Page 622 of 1395

Electrical Troubleshooting ('98 - 00 Models)
Troubleshooting Flowchart - Shift Control Solenoid Valve A
Po$ible Caus€
'. Short or open in shift control solenoid valve A wire. Faulty 3hift control 3olenoid valvo A. Ooen in VB SOL wire
LGl
To page 14-108
(BRN/BLKILG2 (BRN/BLKI
A t32P) 8 {2sPl Ct3lPt ll Dll6Pt
LG1IBRN/BLKI LG2IBRN/BLK}
Wi16 side of femaleterminals
A (:l2Pl a t25Pl - c {31P}
. OBD ll Scan Tool indicatesCode P0753.. Self-diagnosis El or E indica-tor light blihk5 ievon times.
It the PGM Tester is available,retrieve the A"/T Freeze Data, thenclear th€ PCM.
Test drive the vehicle under thesame conditions the Freeze Data
Intermittent tailure. The systemb OX at this timo. Check the fito{ the pins in all connectora.ttected by this code.
Did the code return?
Ch6ck for a Short 1o Power:1. Turn the ignition switch OFF.2. Disconnect the B (25P) and D(16Pi connectors from thePCM,3. Turn the ignition switch ON (ll).
4. Measure the voltage betweenthe D7 and 820 or 822 terminals.
Repair short to power in the wirebetwoen tho D7 terminal and theshift control solenoid valve A.
Moasure Shift Control SolenoidValv6 A Resistanco:1. Turn the ignition switch OFF.2. [reasu re the resistancebetween the D7 and 820 or822 terminals.
ls the resistance l2 - 25 0?
To page 14-107
14-106
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