Subaru Impreza 2003 Service Manual page 1392

DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC)
ENGINE (DIAGNOSTICS)
BK:DTC P0519 — IDLE CONTROL SYSTEM MALFUNCTION (FAIL-SAFE) —
• DTC DETECTING CONDITION:
• Immediately at fault recognition
• TROUBLE SYMPTOM:
• Engine keeps running at higher revolution than specified idling revolution.
• Fuel is cut according to fail-safe function.
CAUTION:
After repair or replacement of faulty parts, conduct Clear Memory Mode <Ref. to EN(H4DOTC)-48, OP-
ERATION, Clear Memory Mode.> and Inspection Mode <Ref. to EN(H4DOTC)-40, Inspection Mode.>.
• WIRING DIAGRAM:
MAIN RELAY
6
4
5
3
2
1
B47
IDLE
AIR CONTROL
SOLENOID
VALVE
E7
LHD
E2
F61
F2
B100
LHD
B137 ECM
LHD 8 LHD
B61 F44
RHD
B61
F44
RHD
F60 : LHD B22 : RHD
E3
E2
B21
E
EN(H4DOTC)-216
BATTERY
SBF-5
E
F2
1 2 3 4 5 6 7 8 9 10 11
12 13 14 15 16 17 18 19 20 21 22 23 24
F44 B47
1 2
1 2 3 4
3 4
5 6 7 8
5 6
F60
: LHD
B22 : RHD
1 2 3 4
5 6 7 8
9 10 11 12
13 14 15 16
E7
1 2 3
F61 : LHD
B21
: RHD
1 2 3 4
5 6 7 8
9 10 11 12
13 14 15 16
17 18 19 20
B137
1 2 3 4 5 6 7
8 9 10 11 12 13 14 15 16
17 18 19 20 21 22 23 24
EN-01314