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Home >> Pontiac >> 2006 >> Vibe Base, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 10 (Engine Control System - 1.8L (LNK) - DTC P0453 To DTC P2647) >> DTC P2431 >> Conditions for Setting the DTC >> Condition 2

Condition 2

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The pressure sensor determines that the AIR system pressure is higher or lower than expected when the AIR pump is OFF.