Subaru LEGACY 2006 Manual page 635

asieps_tobira.book 198 ページ ２００９年１０月２６日 月曜日 午前９時１６分
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
5. DIAGNOSTIC METHOD
Abnormality Judgment
Judge as NG when the continuous time of completing the malfunction criteria below becomes more than 3
seconds.
Judgment Value
Malfunction Criteria
Tank pressure
Time Needed for Diagnosis: 3 seconds
Malfunction Indicator Light Illumination: Illuminates as soon as a malfunction occurs.
Normality Judgment
Judge as OK and clear the NG when the malfunction criteria below are met.
Judgment Value
Malfunction Criteria
Tank pressure
Cumulative time when all of the malfunc-
tion criteria below is completed.
Purge control solenoid valve duty ratio
Fuel temperature
Intake manifold relative pressure
6. DTC CLEAR CONDITION
• When the OK idling cycle is completed 40 times in a row
• When "Clear Memory" is performed
7. MALFUNCTION INDICATOR LIGHT CLEAR CONDITION
• When the OK driving cycle is completed 3 times in a row
• When "Clear Memory" is performed
8. FAIL SAFE
Pressure control solenoid valve control: Open the pressure control solenoid valve.
9. ECM OPERATION AT DTC SETTING
Memorize the freeze frame data. (For test mode $02)
Threshold Value
≤ –4.0 kPa
(–30 mmHg, –1.18 inHg)
Threshold Value
> –4.0 kPa
(–30 mmHg, –1.18 inHg)
≥ 30 sec.
Not = 0
–10 — 45°C
(14 — 113°F)
≤ –26.7 kPa
(–200 mmHg, –7.87 inHg)
GD(H4SO)-198