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Home >> Subaru >> 2012 >> Outback Base, Standard Trans >> Repair and Diagnosis >> Engine Performance >> System >> Diagnostic Trouble Code (DTC) Detecting Criteria (H4SO) >> Diagnostic Trouble Code (DTC) Detecting Criteria >> DTC P2227 Barometric Pressure Circuit Range/Performance >> Diagnostic Method
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Diagnostic Method

If the duration of time while the following conditions are met is longer than the time indicated, judge as NG.

JUDGMENT VALUE CHART

Malfunction Criteria Threshold Value
|Barometric pressure - Intake manifold pressure| ≥ 26.7 kPa (200 mmHg, 7.9 inHg)
|Intake manifold pressure at engine start - Intake manifold pressure| < 1.3 kPa (9.99 mmHg, 0.4 inHg)

Time Needed for Diagnosis:  328 ms

Malfunction Indicator Light Illumination:  Illuminates when malfunction occurs in 2 continuous driving cycles.

Judge as OK and clear the NG if the continuous time while the following conditions are established is more than the predetermined time.

JUDGMENT VALUE CHART

Malfunction Criteria Threshold Value
|Barometric pressure - Intake manifold pressure| < 26.7 kPa (200 mmHg, 7.9 inHg)

Time Needed for Diagnosis:  262 ms