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Electrical Troubleshootin g
Troubleshooting Flowchart - Shift Control Solenoid Valve B
Po3sibl. Cauao
' Diaconncctad ahift control
solanoid valve B connoc'tor
. Short ol op.n in shift contlol
solanoid valvo B wiro
. Faulty lhift control solonoid
valvo B
TCM CONNECTORS
WIR€ SIDE OF FEMALE TERMINALS
WIRE SIDE OF FEMAI."E TERMII{ALS
Me.sure Shift Control Solenoid
valvo B Raliatanco:
l. Turn the ignition switch OFF.
2 . M e a s u r e t h e
r e s i s t a n c e
between the 42 and A'13 or
A26 terminals.
J
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TCM CONNECTON A (26PI
. OBD ll Scan Tool Indicrt.3 Code
m758.
. sell"Diagnosi3 [Q indicator
light blink3.igl|ttlm.!.
Moasur. VREF Voh.go:
1 . D i s c o n n e c t t h e A ( 2 6 P ) a n d
B (22P) connectors from tho
TCM.
2. Turn the ignition switch ON (lll.
3. Measure the voltage between
the 820 and Al3 or A26 termi-
nals.
R.pair opan or 3hort in thc wira
b.twrqn th. 820 tormin.l and
th. ECM.
ls there approx. 5 V?
Check for . Short to Powor:
Measure the voltage bstween the
A2 and A13 or 426termin8ls.
Rapair Bhort to power in tho wilo
botwecn thr 42 laiminal and th.
3hift control solanoid valvo B.
Chack lor loos. TCM connactoB.
lf n.ceasary, subsiituto a known-
good sol.noid valv6 tasambly ol
TCM rnd rech.ck.
ls the resistance 12 - 25 O?
To page 14-69
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Table of Contents
Troubleshooting
