Subaru LEGACY 2006 Manual page 3453

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Diagnostic Procedure with Diagnostic Trouble Code (DTC)
Step
7 CHECK HIGH CLUTCH DUTY SOLENOID (IN
TRANSMISSION).
1) Remove the transmission connector from
bracket.
2) Drain the automatic transmission fluid.
CAUTION:
Do not drain ATF until it cools down.
3) Remove the oil pan, and disconnect the
control valve body connector.
4) Measure the resistance between high
clutch duty solenoid connector and transmis-
sion ground.
Connector & terminal
(AT12) No. 3 — Transmission ground:
8 CHECK HARNESS CONNECTOR BETWEEN
HIGH CLUTCH DUTY SOLENOID AND
TRANSMISSION.
Measure the resistance of harness between
high clutch duty solenoid and transmission
connector.
Connector & terminal
(T4) No. 7 — (AT12) No. 3:
9 CHECK HARNESS CONNECTOR BETWEEN
HIGH CLUTCH DUTY SOLENOID AND
TRANSMISSION.
Measure the resistance of harness between
transmission connector and transmission
ground.
Connector & terminal
(T4) No. 7 — Transmission ground:
AUTOMATIC TRANSMISSION (DIAGNOSTICS)
Check
Is the resistance between 2.0
— 6.0 Ω?
Is the resistance less than 1
Ω?
Is the resistance more than 1
MΩ?
4AT(diag)-67
Yes No
Go to step 8. Replace the con-
trol valve body.
<Ref. to 4AT-57,
Control Valve
Body.>
Go to step 9.
Repair the open
circuit of harness
between TCM and
transmission con-
nector.
Even if the SPORT Repair the short
indicator light is circuit of harness
blinking, the cir- between high
cuit is in normal clutch duty sole-
condition at this noid and transmis-
time. A temporary sion connector.
poor contact of
connector or har-
ness may be the
cause. Repair the
harness or con-
nector in high
clutch duty sole-
noid and transmis-
sion.