Subaru 2009 IMPREZA Service Manual page 493

ENGINE (DIAGNOSTICS)
D: IGNITION CONTROL SYSTEM
CAUTION:
After servicing or replacing faulty parts, perform Clear Memory Mode <Ref. to EN(H4SO)(diag)-55,
Clear Memory Mode.>, and Inspection Mode <Ref. to EN(H4SO)(diag)-44, Inspection Mode.>.
WIRING DIAGRAM:
B137
IGNITION COIL
IGNITOR ASSY
E12
1 2 3 4
1
3
5
7
Diagnostics for Engine Starting Failure
ECM
B220 IG RELAY
22
B21
E2
E12
3 4
1 2
&
B220
2 9 13 17 21
10 14 18 22
4
11 12 15 16 19 20 23 24
6
25 29 33 37
8
26 30 34 38
27 28 31 32 35 36 39 40
EN(H4SO)(diag)-76
FUSE
B220
(RELAY BLOCK)
21 6
B21
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 36 37 38 39 40
42 43 44 45 46
48 49 50 51 52 53 54
BATTERY
SBF-7
5
B137
1 2 3 4 5
8 9 10 11 12 13 14 15
18 19 20 21 22 23
26 27 28 29
41
47
E
6 7
16 17
24 25
30 31
EN-06104