Subaru 2009 IMPREZA Service Manual page 2059

Diagnostic Procedure with Diagnostic Trouble Code (DTC)
AUTOMATIC TRANSMISSION (DIAGNOSTICS)
X: DTC P1817 SPORT MODE SWITCH CIRCUIT
DTC DETECTING CONDITION:
Input signal circuit of SPORT/manual mode switch is shorted.
TROUBLE SYMPTOM:
• Manual mode can not be set.
• The SPORT indicator light does not illuminate.
• No SPORT mode occurs.
WIRING DIAGRAM:
A: B54 TCM
SELECT LEVER
SPORT SHIFT
SWITCH
B117
E
4AT(diag)-74
B117
1 2 3 4
5 6 7 8 9 10
A: 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 25 26 27
28 29 30 31 32 33 34 35
AT-04572