Subaru LEGACY 2006 Manual page 219

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Diagnostic Procedure with Diagnostic Trouble Code (DTC)
ENGINE (DIAGNOSTICS)
AY:DTC P0328 KNOCK SENSOR 1 CIRCUIT HIGH (BANK 1 OR SINGLE SENSOR)
DTC DETECTING CONDITION:
• Immediately at fault recognition
• GENERAL DESCRIPTION <Ref. to GD(H4SO)-104, DTC P0328 KNOCK SENSOR 1 CIRCUIT HIGH
(BANK 1 OR SINGLE SENSOR), Diagnostic Trouble Code (DTC) Detecting Criteria.>
TROUBLE SYMPTOM:
• Poor driving performance
• Knocking occurs.
CAUTION:
After repairing or replacing the defective part, perform the Clear Memory Mode <Ref. to EN(H4SO)(di-
ag)-43, OPERATION, Clear Memory Mode.> and Inspection Mode <Ref. to EN(H4SO)(diag)-34, PRO-
CEDURE, Inspection Mode.>.
WIRING DIAGRAM:
KNOCK SENSOR
E14
B21
B134
E2
ECM
EN(H4SO)(diag)-182
1 2 3 4
12 13 14 15
23 24 25 26 27 28 29 30 31 32 33
34 35 36
42 43
48 49 50
1 2
8 9 10 11 12 13 14 15
18 19 20 21
28 29 30 31
E
E14
1 2
B21
5 6 7 8 9 10 11
16 17 18 19 20 21 22
37 38 39 40 41
44 45 46 47
51 52 53 54
B134
3 4 5 6 7
16 17
22 23 24 25 26 27
32 33 34
EN-04038