Subaru Legacy 2004 Service Manual page 2579

Diagnostic Procedure with Diagnostic Trouble Code (DTC)
AUTOMATIC TRANSMISSION (DIAGNOSTICS)
AK:DTC P1716 ATF TEMP. SENSOR 2 CIRCUIT LOW
DTC DETECTING CONDITION:
Input signal circuit of TCM to ATF temperature sensor 2 is open or shorted.
TROUBLE SYMPTOM:
Excessive shift shock.
WIRING DIAGRAM:
B54
TCM
B11
T4
T5 T6
TRANSMISSION
5AT(diag)-120
B54
1 2 3 4 5 6 7 8 9
10 11 12 13 14 15 16 17 18
19 20 21 22 23 24
B11
1 2 3 4
5 6 7 8
9 10 11 12
13 14 15 16
17 18 19 20
T5
1 2 3 4
5 6 7 8 9 10 11 12
T6
1 2 3 4 5 6
7 8 9 10 11 12 13 14 15 16
AT-01628