Subaru 2002 IMPREZA Service Manual page 522

DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC)
ENGINE (DIAGNOSTICS)
Step Check
1 CHECK ANY OTHER DTC ON DISPLAY. Does the Subaru Select Moni-
tor or OED-ll general scan tool
indicate DTC PO1 06, PO1 07,
P0108, P1110 or P111 I ?
~
CJ:DTC P I 112
-
ATMOSPHERIC PRESSURE SENSOR CIRCUIT RANGWPER-
FORMANCE PROBLEM
-
DTC DETECTING CONDITION:
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.>.
Two consecutive driving cycles with fault
Yes
Inspect DTC
PO1 06, PO1 07,
PO1 08, P1110
or
P I 11 1 using "List
of Diagnostic Trou-
ble Code
(DTC)".<Ref. to
EN(D0HC
TURBO)-80, List
of Diagnostic Trou-
ble Code (DTC).>
No
Replace the ECM.
<Ref. to FU(D0HC
Engine Control
Module.>
NOTE:
Atmospheric pres
sure sensor is buill
into ECM.
TURBO)-47,
EN(D0HC TURBO)-298