Subaru Legacy 2004 Service Manual page 2605

Diagnostic Procedure without Diagnostic Trouble Code (DTC)
AUTOMATIC TRANSMISSION (DIAGNOSTICS)
Step
1 CHECK BODY INTEGRATED UNIT.
Check DTC of body integrated unit.
2 CHECK TCM.
Check DTC of TCM.
3 CHECK BUZZER STOP.
Disconnect the connector (B54).
4 CHECK BODY INTEGRATED UNIT.
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 switch to
ON.
5) Read the data of SPORT shift buzzer using
Subaru Select Monitor.
5 CHECK COMBINATION METER.
Check
Is DTC of CAN communication
displayed?
Is DTC of CAN communication
displayed?
Does the buzzer stop?
Is the SPORT shift buzzer dis-
play "ON"?
Is the buzzer OK?
5AT(diag)-146
Yes
Perform the diag- Go to step 2.
nosis according to
DTC.
Perform the diag- Go to step 5.
nosis according to
DTC.
Replace the TCM. Go to step 4.
<Ref. to 5AT-61,
Transmission Con-
trol Module
(TCM).>
Replace the body Replace the com-
integrated unit. bination meter
<Ref. to SL-46, assembly. <Ref. to
Body Integrated IDI-16, Combina-
Unit.> tion Meter Assem-
bly.>
Refer to "General Replace the com-
Diagnostic Table". bination meter
<Ref. to 5AT(diag)- assembly. <Ref. to
147, General Diag- IDI-16, Combina-
nostic Table.> tion Meter Assem-
bly.>
No