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Home >> Buick >> 2007 >> Allure CX >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System & Fuel System - 3.8L - DTC P0641 To U0107 >> DTC P2440 >> Repair Verification
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Repair Verification

With the engine running, enable the AIR pump and observe that the AIR Pressure Sensor parameter increases to approximately 15-20 kPa above BARO.