Subaru Legacy 2003 Service Manual page 2403

DIAGNOSTIC PROCEDURE FOR NO-DIAGNOSTIC TROUBLE CODE (DTC)
AUTOMATIC TRANSMISSION (DIAGNOSTICS)
G: CHECK POWER MODE SWITCH.
DIAGNOSIS:
• LED does not come on when power switch is ON.
• Power switch circuit is open or shorted.
TROUBLE SYMPTOM:
No power mode occurs.
WIRING DIAGRAM:
COMBINATION
METER
H4N H6L
C3
B6 B12
POWER
A:
B:
C:
H4N : EXCEPT 3.0L MODEL AND TURBO MODEL
: 3.0L MODEL AND TURBO MODEL
H6
H6L : LHD 3.0L MODEL
H6RT : RHD 3.0L MODEL AND TURBO MODEL
i12
1 2 3 4 5 6
7 8 9 10 11 12 13 14
B56
1 2 3 4 5 6 7 8 9
10 11 12 13 14 15 16 17 18
19 20 21 22 23 24
H6RT
B5 A8
A8 B5
A13 P5
i1 B36
i10
i11
i12
i11
1 2 3 4 5 6 7
1 2 3 4
8 9 10 11 12 13 14 15 16
10 11 12
19 20 21
i10
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
IGNITION
RELAY
B:
B55 C: B56
TCM
E
B55
A1 A2
5 6 7 8 9
B1 B2
13 14 15 16 17 18
22 23 24
D1 D2
E1 E2
F1
G1
H1
I1
J1
K1
L1
M1 M2
O1 O2
P1 P2
AT-128
BATTERY
No.5
3
4
B133
B36
B133
A4 A5 A6 1
A3
B4 B5 B6 3 4 5 6
B3
C2 C4 C5 C6
D4 D5 D6
C3
E4 E5 E6
F6
G6
H6
I6
J6
K6
L2 L4 L5 L6
N3
M4 M5 M6
N2 N4 N5 N6
O3
O4 O5 O6
P3
P4 P5 P6
E
POWER
MODE
SWITCH
ON OFF
2
AT-00787