Subaru Legacy 2002 Service Manual page 1883

DIAGNOSTIC PROCEDURE FOR NO-DIAGNOSTIC TROUBLE CODE (DTC)
Automatic Transmission (Diagnostics)
No.
9 CHECK POOR CONTACT.
Step
Is there poor contact?
AT-114
Check Yes
Repair poor con-
tact.
No
Replace TCM.
<Ref. to AT-49,
Transmission
Control Module
(TCM).>