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GD(H4SO)-198 Diagnostic Trouble Code (DTC) Detecting Criteria GENERAL DESCRIPTION DS:DTC P2227 BAROMETRIC PRESSURE CIRCUIT RANGE/PERFORMANCE 1. OUTLINE OF DIAGNOSIS Detect the malfunction of barometric pressure sensor output property. 2. COMPONENT DESCRIPTION The barometric pressure sensor is built into the ECM. 3. ENABLE CONDITION 4. GENERAL DRIVING CYCLE Perform the diagnosis once at ignition switch ON. 5. DIAGNOSTIC METHOD • Abnormality Judgement If the duration of time while the following conditions are met is longer than the time indicated, judge as NG. Time Needed for Diagnosis: 328 ms • Normality Judgement Judge as OK and clear the NG if the continuous time while the following conditions are established is more Time Needed for Diagnosis: 262 ms Secondary Parameters Enable Conditions Engine speed < 300 rpm Vehicle speed < 1 km/h (0.6 MPH) Judgement Value Malfunction Criteria Threshold Value |Barometric pressure – Intake manifold t 26.7 kPa (200 mmHg, |Intake manifold pressure at engine start < 1.3 kPa (9.99 mmHg, Judgement Value Malfunction Criteria Threshold Value |Barometric pressure – Intake manifold < 26.7 kPa (200 mmHg, |