Subaru LEGACY 2006 Manual page 3598

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Diagnostic Procedure with Diagnostic Trouble Code (DTC)
Step
6 CHECK HARNESS CONNECTOR BETWEEN
TRANSMISSION AND CONTROL VALVE
BODY.
1) Turn the ignition switch to OFF.
2) Disconnect the connector from transmis-
sion.
3) Remove the transmission connector from
bracket.
4) Lift up the vehicle and place it on rigid
racks.
NOTE:
Raise all wheels off floor.
5) Drain the ATF.
CAUTION:
Do not drain ATF until it cools down.
6) Remove the oil pan, and disconnect the
connector from control valve body connector.
7) Measure the resistance between transmis-
sion connector and control valve body connec-
tor.
Connector & terminal
(T3) No. 6 — (T6) No. 3:
(T4) No. 7 — (T5) No. 15:
7 CHECK HARNESS CONNECTOR BETWEEN
TRANSMISSION AND CONTROL VALVE
BODY.
Measure the resistance between transmission
ground and control valve body connector.
Connector & terminal
(T6) No. 3 — Transmission ground:
(T5) No. 15 — Transmission ground:
AUTOMATIC TRANSMISSION (DIAGNOSTICS)
Check
Is the resistance less than 1
Ω?
Is the resistance more than 1
MΩ?
5AT(diag)-105
Yes No
Go to step 7. Repair the open
circuit of harness
between transmis-
sion connector
and control valve
body connector.
Replace the con- Repair the short
trol valve body. circuit of harness
<Ref. to 5AT-53, between transmis-
Control Valve sion connector
Body.> and transmission
ground.