Subaru FORESTER 2001 Service Manual page 104

DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC)
No.
1 CHECK ANY OTHER DTC ON DISPLAY.
Step
Does the Subaru Select
Monitor or OBD-II general
scan tool indicate DTC
P0102 or P0103
EN(DOHC TURBO)-103
Check Yes
Inspect DTC
P0102 or P0103
using "List of
Diagnostic
Trouble Code
(DTC)". <Ref. to
EN(DOHC
TURBO)-82, List
of Diagnostic
Trouble Code
(DTC).>
NOTE:
In this case, it is
not necessary to
inspect DTC
P0101.
Engine (Diagnostics)
No
Replace mass air
flow and intake air
temperature sen-
sor. <Ref. to
FU(DOHC
TURBO)-34, Mass
Air Flow and
Intake Air Tem-
perature Sensor.>