Subaru Legacy 2004 Service Manual page 2520

Diagnostic Procedure with Diagnostic Trouble Code (DTC)
P: DTC P0743 TORQUE CONVERTER CLUTCH CIRCUIT ELECTRICAL
DTC DETECTING CONDITION:
The output signal circuit of lock up solenoid is open or shorted.
TROUBLE SYMPTOM:
No lock-up (after engine warm-up).
WIRING DIAGRAM:
TCM
B54
E
B11
T4
T6
TRANSMISSION
5AT(diag)-61
AUTOMATIC TRANSMISSION (DIAGNOSTICS)
1 2 3 4
10 11 12
19 20 21
1 2
5
B54
5 6 7 8 9
13 14 15 16 17 18
22 23 24
B11
1 2 3 4
5 6 7 8
9 10 11 12
13 14 15 16
17 18 19 20
T6
3 4
6 7 8 9 10 11 12
AT-02076