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Diagnostic Procedure without Diagnostic Trouble Code (DTC)
AUTOMATIC TRANSMISSION (DIAGNOSTICS)
Step
1
CHECK BODY INTEGRATED MODULE.
Check DTC of body integrated module.
2
CHECK TCM.
Check DTC of TCM.
3
CHECK BUZZER STOP.
Disconnect the connector (B54).
4
CHECK BODY INTEGRATED MODULE.
1) Turn the ignition switch to OFF.
2) Connect the Subaru Select Monitor to data
link connector.
3) Turn the ignition switch to ON. (engine
OFF)
4) Turn the Subaru Select Monitor power
switch to ON.
5) Read the data of SPORT shift buzzer using
Subaru Select Monitor.
5
CHECK COMBINATION METER.
Check
Is DTC of AT CAN communica-
tion circuit displayed?
Is DTC of AT CAN communica-
tion circuit displayed?
Does the buzzer stop?
Is the SPORT shift buzzer dis-
play "ON"?
Is the buzzer OK?
5AT(diag)-136
Yes
Perform the diag-
Go to step 2.
nosis according to
DTC.
Perform the diag-
Go to step 3.
nosis according to
DTC.
Replace the TCM.
Go to step 4.
<Ref. to 5AT-61,
Transmission Con-
trol Module
(TCM).>
Replace the body
Go to step 5.
integrated mod-
ule. <Ref. to SL-
44, Body Inte-
grated Module.>
Refer to "General
Replace the com-
Diagnostic Table".
bination meter
<Ref. to 5AT(diag)-
assembly. <Ref. to
137, General Diag-
IDI-15, Combina-
nostic Table.>
tion Meter.>
No
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