Subaru IMPREZA 2002 Service Manual page 589

m
DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC)
ENGINE (DIAGNOSTICS)
Check
Does the Subaru Select Moni-
tor or OBD-ll general scan tool
Indicate DTC P0106, PO1 07,
P0108, P1110 or P111 l ?
Is the atmospheric pressure
sensor filter non-functional?
(Check for contamination,
damage, water leakage, etc.)
NOTE:
In this case, it is not necessary to inspect DTC
Yes
Inspect DTC
PO106, P0107,
P0108, P1110 or
P1 1 1 1 using "List
of Diagnostic Trou-
ble Code (DTC)".
<Ref. to
List of Diagnostic
Trouble Code
(DTC).>
Replace the atmo-
spheric pressure
sensor filter.
EN(S0HC)-77,
PO1 06.
Is the value between 73.3 kPa
(550 mmHg, 21.65 inHg) and
106.6 kPa (800 mmHg, 31 5 0
inHg)?
2
CHECK ATMOSPHERIC PRESSURE SEN-
SOR FILTER.
1)Turn the ignition switch to OFF.
2)Disconnect the connector from atmospheric
pressure sensor.
3)Remove the atmospheric pressure sensor.
4)Check the atmospheric pressure sensor fil-
ter.
1)Turn the ignition switch to ON.
2)Read the data of intake manifold absolute
pressure signal using Subaru Select Monitor
01
OBD-II general scan tool.
NOTE:
*Subaru Select Monitor
For detailed operation procedure, refer to the
"READ CURRENT DATA FOR ENGINE". <Ref.
to EN(S0HC)-32, Subaru Select Monitor.>
*OBD-ll general scan tool
For detailed operation procedures, refer to the
OBD-II General Scan Tool Instruction Manual.
3 CHECK CURRENT DATA.
Replace the atmo-
spheric pressure
sensor. <Ref. to
Atmospheric Pres-
sure Sensor.>
FU(S0HC)-35,
No
30 to step 2.
30 to step 3 .
3eplace the intakc
sir temperature
md pressure sen-
;or. <Ref. to
-U(SOHC)-34,
ntake Air Temper,
3ture and Pres-
jure Sensor.>
EN(S0HC)-265