Subaru IMPREZA GD 2007 Series Manual page 222

asieps_tobira_IM_US.book 113 ページ ２０１２年１月１７日 火曜日 午後３時４８分
Diagnostic Procedure with Diagnostic Trouble Code (DTC)
Step
1 CHECK ENGINE COOLANT TEMPERA-
TURE.
1) Start the engine and warm-up completely.
2) Measure the engine coolant temperature
using the Subaru Select Monitor or general
scan tool.
NOTE:
• Subaru Select Monitor
For detailed operation procedures, refer to
"READ CURRENT DATA FOR ENGINE". <Ref.
to EN(H4SO)(diag)-32, Subaru Select Monitor.>
• General scan tool
For detailed operation procedure, refer to the
general scan tool operation manual.
Check
Is the engine coolant tempera-
ture 75°C (167°F) or higher?
EN(H4SO)(diag)-113
ENGINE (DIAGNOSTICS)
Yes No
Replace the mass Check DTC P0125
air flow and intake using "List of Diag-
air temperature nostic Trouble
sensor. <Ref. to Code (DTC)".
FU(H4SO)-28, <Ref. to
Mass Air Flow and EN(H4SO)(diag)-
Intake Air Temper- 72, List of Diagnos-
ature Sensor.> tic Trouble Code
(DTC).>