EN(H4SO)(diag)-220
Diagnostic Procedure with Diagnostic Trouble Code (DTC)
ENGINE (DIAGNOSTICS)
BM:DTC P0457 EVAPORATIVE EMISSION CONTROL SYSTEM LEAK DETECTED
(FUEL CAP LOOSE/OFF)
DTC DETECTING CONDITION:
• Detected when two consecutive driving cycles with fault occur.
• GENERAL DESCRIPTION<Ref. to GD(H4SO)-124, DTC P0457 EVAPORATIVE EMISSION CONTROL
SYSTEM LEAK DETECTED (FUEL CAP LOOSE/OFF), Diagnostic Trouble Code (DTC) Detecting Criteria.>
TROUBLE SYMPTOM:
• Fuel odor
• Fuel filler cap loose or lost
CAUTION:
After servicing or replacing faulty parts, perform Clear Memory Mode <Ref. to EN(H4SO)(diag)-55,
OPERATION, Clear Memory Mode.>, and Inspection Mode <Ref. to EN(H4SO)(diag)-44, PROCEDURE,
Inspection Mode.>.
WIRING DIAGRAM:
EN-07194
SBF-7
E4
1
2
E2
B21
41
48
D29
R68
1
2
R57
R15
11
10
R2
B98
R3
B99
R1
B97
R81
R82
8
C17
C28
R86
1
2
B136
C:
B137
D:
E
PURGE CONTROL
SOLENOID VALVE
ECM
DRAIN VALVE
PRESSURE CONTROL
SOLENOID VALVE
BATTERY
E4
1 2
R68
1 2
16
10 11 12 13 14 15
25
24
30
9
8
7
17 18 19 20
28
21 22 23
29
32
31
1
2
3
4
5
6
27
26
33 34 35
B136
C:
B137
5
6
7
8
2
1
9
4
3
10
22 23
11 12 13 14 15
24 25
26
16 17
18 19 20 21
27
28 29
30 31
D:
B98
1 2 3 4 5
6 7 8 9
10 11 12 13 14 15 16 17 18 19 20
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
42
43
36
37
38
39
48
49
50
51
52
53
54
40
41
44
45
46
47
B220
40
39
38
37
MAIN RELAY
B220
4
3
FUSE
(RELAY BLOCK)
10
1
7
R82
R57
B99
B97
1 2
3 4 5
6 7 8 9 10 11 12
R86
1 2
B220
13
14
15 16
17
27
24
25
26
20
21
22
23
29
30
31
28
32
35
33
34
37
38
39
36
40
8
9
10
11 12
1
2
5
3
4
7
6
19
18
Summary of Contents for 2009 IMPREZA
Page 18: ...PC 4 Precaution PRECAUTION...
Page 21: ...NT 4 Note NOTE Lift Rigid rack A Attachment NT 00241 A A Attachment NT 00242 A...
Page 23: ...NT 6 Note NOTE A Front B Rear 1 Front crossmember 2 Rear differential 1 2 A B NT 00210...
Page 66: ...PI 22 Pre delivery Inspection PRE DELIVERY INSPECTION...
Page 112: ...PM 48 A C Filter PERIODIC MAINTENANCE SERVICES...
Page 219: ...IN H4SO 10 Resonator Chamber INTAKE INDUCTION...
Page 324: ...ME H4SO 106 Engine Noise MECHANICAL...
Page 388: ...SP H4SO 6 Accelerator Pedal SPEED CONTROL SYSTEMS...
Page 395: ...IG H4SO 8 Spark Plug Cord IGNITION...
Page 418: ...SC H4SO 24 Battery STARTING CHARGING SYSTEMS...
Page 725: ...EN H4SO diag 308 General Diagnostic Table ENGINE DIAGNOSTICS...
Page 926: ...GD H4SO 202 Diagnostic Trouble Code DTC Detecting Criteria GENERAL DESCRIPTION...
Page 1181: ...EX H4DOTC 16 Muffler EXHAUST...
Page 1212: ...CO H4DOTC 32 Engine Cooling System Trouble in General COOLING...
Page 1221: ...IG H4DOTC 8 Ignition Coil IGNITION...
Page 1818: ...GD H4DOTC 230 Diagnostic Trouble Code DTC Detecting Criteria GENERAL DESCRIPTION...
Page 2154: ...5MT 82 General Diagnostic Table MANUAL TRANSMISSION AND DIFFERENTIAL...
Page 2227: ...RS 20 General Diagnostic Table REAR SUSPENSION...
Page 2364: ...DS 36 General Diagnostic Table DRIVE SHAFT SYSTEM...
Page 2615: ...BR 48 General Diagnostic Table BRAKE...
Page 2624: ...PB 10 General Diagnostic Table PARKING BRAKE...
Page 2681: ...PS 58 General Diagnostic Table POWER ASSISTED SYSTEM POWER STEERING...
Page 2730: ...AC 50 General Diagnostic Table HVAC SYSTEM HEATER VENTILATOR AND A C...
Page 2961: ...SB 22 Rear Seat Belt SEAT BELT SYSTEM...
Page 3035: ...COM 6 Horn Switch COMMUNICATION SYSTEM...
Page 3070: ...GW 36 Wiper Deicer System GLASS WINDOWS MIRRORS...
Page 3092: ...IDI 22 Clock INSTRUMENTATION DRIVER INFO...
Page 3158: ...SL 54 Immobilizer Antenna SECURITY AND LOCKS...
Page 3167: ...SR 10 Sunshade SUNROOF T TOP CONVERTIBLE TOP SUNROOF...
Page 3240: ...EI 74 Ornament EXTERIOR INTERIOR TRIM...
Page 3286: ...CC 12 Neutral Position Switch CRUISE CONTROL SYSTEM...
Page 3311: ...CC diag 26 Diagnostic Procedure with Cancel Code CRUISE CONTROL SYSTEM DIAGNOSTICS...
Page 3421: ...LAN diag 88 General Diagnostic Table LAN SYSTEM DIAGNOSTICS...
Page 3486: ...WI 67 Remote Engine Start System WIRING SYSTEM...