Subaru IMPREZA GD 2007 Series Manual page 2204

asieps_tobira_IM_US.book 137 ページ ２０１２年１月１７日 火曜日 午後３時４８分
Diagnostic Trouble Code (DTC) Detecting Criteria
Abnormality Judgment
If OK judgment cannot be made, extend Mode Z 16 seconds more, and Judge as NG when the malfunction
criteria below are met.
Judgment Value
Malfunction Criteria
(Tank pressure when Mode Z started) –
(Tank pressure when Mode Z finished)
Tank pressure when Mode Z started
Time of 2 2 or more fuel no sloshing
Time Needed for Diagnosis: 16 seconds
Malfunction Indicator Light Illumination: Illuminates when malfunction occurs in two continuous driving
cycles.
When judgment for purge control solenoid valve stuck open NG is made, end the evaporative diagnosis.
Cancel the evaporative diagnosis when the OK/NG judgment for purge control solenoid valve stuck open
cannot be made in Mode Z.
Threshold Value DTC
> 0.6 kPa (4.5 mmHg, P0457
0.18 inHg)
≤ 1.43 kPa (10.7
mmHg, 0.42 inHg)
≥ 40 seconds
GD(STI)-137
GENERAL DESCRIPTION