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Home >> Buick >> 2007 >> Lucerne CX >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 5 (Engine Controls And Fuel - 4.6L - DTC P0351 To DTC P2440) >> DTC P2430, P2431, P2432, or P2433 >> Repair Verification

Repair Verification

WARNING: This page is about a different variant/trim than selected.
  1. Engine running, observe that the AIR Pressure Sensor parameter approximately equals BARO.
  2. Engine running, enable the AIR pump with a scan tool and observe that the AIR Pressure Sensor parameter equals approximately 20-25 kPa above BARO.
  3. Engine running, enable the AIR Solenoid with a scan tool and observe that the AIR Pressure Sensor parameter equals approximately 8-10 kPa above BARO.
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