Subaru 2009 IMPREZA Service Manual page 1448

Diagnostic Procedure with Diagnostic Trouble Code (DTC)
BP:DTC P0452 EVAPORATIVE EMISSION CONTROL SYSTEM PRESSURE
SENSOR LOW INPUT
DTC DETECTING CONDITION:
• Immediately at fault recognition
• GENERAL DESCRIPTION <Ref. to GD(H4DOTC)-136, DTC P0452 EVAPORATIVE EMISSION CON-
TROL SYSTEM PRESSURE SENSOR LOW INPUT, Diagnostic Trouble Code (DTC) Detecting Criteria.>
CAUTION:
After servicing or replacing faulty parts, perform Clear Memory Mode <Ref. to EN(H4DOTC)(diag)-54,
OPERATION, Clear Memory Mode.>, and Inspection Mode <Ref. to EN(H4DOTC)(diag)-43, PROCE-
DURE, Inspection Mode.>.
WIRING DIAGRAM:
R47
1 2 3
1 2
6 7 8 9 10 11 12
R2
B98
B97 B83
R57
1 2 3 4
5 6 7 8
3 4 5
EN(H4DOTC)(diag)-227
FUEL TANK
PRESSURE
SENSOR
R47
R57
R15
R1
B97
*
*
B83
B135
ECM
B135
1 2 3 4
8 9 10 11 12 13 14 15
20 21 22 23 24
28 29 30 31 32 33
ENGINE (DIAGNOSTICS)
* : TERMINAL No.
OPTIONAL ARRANGEMENT
B98
5 6 7 1 2 3 4 5
16 17 18 19 10 11 12 13 14 15 16
25 26 27
34 35
6 7 8 9
17 18 19 20
EN-06139