Subaru 2009 IMPREZA Service Manual page 3448

2. ENGINE GROUND (NON-TURBO MODEL)
E57 E15
ELECTRONIC CAMSHAFT
THROTTLE POSITION
CONTROL SENSOR
(LIGHT GRAY)
E10 E14
(BLACK)
E15
1 2
(DARK GRAY)
E61
1 2
D: B137
1 2 3 4 5 6
8 9 10 11 12 13 14 15
18 19 20 21 22 23
26 27 28 29
Ground Circuit
E10 E14
CRANKSHAFT KNOCK
POSITION SENSOR
SENSOR
(GRAY) (DARK GRAY)
E23
1 2
3 4
A: B134
7
1 2 3 4 5
16 17
8 9 10 11 12 13 14 15
24 25
18 19 20 21 22 23 24
30 31
28 29 30 31 32
E22
FRONT REAR
OXYGEN (A/F) OXYGEN
GE-2 SENSOR SENSOR
(BLACK)
E22 E57
1 2 3 4 5 6
3 2 1
6 5 4
C: B136
6 7 1 2 3
16 17 7 8 9 10 11 12 13 14 15
25 26 27 17 18 19 20 21 22 23
33 34 28 29 30
WI-29
WIRING SYSTEM
A: B134
ECM
C:
B136
D: B137
PCV DIAGNOSIS
CONNECTOR
1 BL
E61
E23
GE-1
(BLACK)
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
42 43 44
48 49 50 51
4 5 6
16
24 25 26 27
31 32 33 34 35
B21
E2
(BLACK)
38 39 40 41
45 46 47
52 53 54
WI-21489