Subaru 2002 IMPREZA Service Manual page 562

DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC)
ENGINE (DIAGNOSTICS)
DA:DTC PI507
-
IDLE CONTROL SYSTEM MALFUNCTION (FAIL-SAFE)
-
DTC DETECTING CONDITION:
TROUBLE SYMPTOM:
Immediately at fault recognition
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(D0HC TURBO)-
49, OPERATION, Clear Memory Mode.> and Inspection Mode <Ref. to EN(D0HC TURBO)-46, Inspec-
tion Mode.>.
WIRING DIAGRAM:
MAIN RELAY
BATTERY
SBF-5
IDLE
41R CONTROL
SOLENOID
VALVE
@
ECM
I
EN1160
EN(D0HC TURBO)-338