Subaru Impreza 2003 Service Manual page 540

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DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC)
ENGINE (DIAGNOSTICS)
V: DTC P0132 — O
• DTC DETECTING CONDITION:
• Immediately at fault recognition
CAUTION:
After repair or replacement of faulty parts, conduct Clear Memory Mode <Ref. to EN(H4SO)-46, OP-
ERATION, Clear Memory Mode.> and Inspection Mode <Ref. to EN(H4SO)-39, OPERATION, Inspec-
tion Mode.>.
• WIRING DIAGRAM:
MAIN RELAY
6
4
5
3
2
1
B47
B18
B47
1
2
2
1
3
4
4
3
5
6
SENSOR CIRCUIT HIGH VOLTAGE (BANK 1 SENSOR 1) —
2
LHD
FRONT OXYGEN
(A/F) SENSOR
B18
B:
B135
ECM
C:
B136
E
F44
B22
1 2 3 4
1 2 3 4
5 6 7 8
5 6 7 8
9 10 11 12
13 14 15 16
EN(H4SO)-128
SBF-5
2
LHD
B61
F44
B22
E3
B136
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
BATTERY
E
B135
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
EN-01421

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