Subaru Legacy 2002 Service Manual page 1503

DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC)
Engine (DIAGNOSTICS)
BX: DTC P1110 — ATMOSPHERIC PRESSURE SENSOR CIRCUIT LOW
INPUT —
S048521B84
¼ DTC DETECTING CONDITION:
¼ Immediately at fault recognition
CAUTION:
After repair or replacement of faulty parts, conduct CLEAR MEMORY MODE <Ref. to EN(H6)-49,
OPERATION, Clear Memory Mode.> and INSPECTION MODE <Ref. to EN(H6)-46, OPERATION,
Inspection Mode.>.
No.
1 CHECK ANY OTHER DTC ON DISPLAY.
BY: DTC P1111 — ATMOSPHERIC PRESSURE SENSOR CIRCUIT HIGH
INPUT —
S048521B85
¼ DTC DETECTING CONDITION:
¼ Immediately at fault recognition
CAUTION:
After repair or replacement of faulty parts, conduct CLEAR MEMORY MODE <Ref. to EN(H6)-49,
OPERATION, Clear Memory Mode.> and INSPECTION MODE <Ref. to EN(H6)-46, OPERATION,
Inspection Mode.>.
No.
1 CHECK ANY OTHER DTC ON DISPLAY.
Step
Does the Subaru Select
Monitor or OBD-II general
scan tool indicate DTC
P1110?
Step
Does the Subaru Select
Monitor or OBD-II general
scan tool indicate DTC
P1111?
EN(H6)-296
Check Yes
Replace ECM.
<Ref. to FU(H6)-
47, Engine Con-
trol Module.>
NOTE:
Atmospheric pres-
sure sensor is
built into ECM.
Check Yes
Replace ECM.
<Ref. to FU(H6)-
47, Engine Con-
trol Module.>
NOTE:
Atmospheric pres-
sure sensor is
built into ECM.
No
It is not necessary
to inspect DTC
P1110.
No
It is not necessary
to inspect DTC
P1111.