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Home >> Buick >> 2008 >> Lucerne CXS >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 4.6L - DTC P0340 To DTC P2138 >> DTC P0411 >> Repair Verification

Repair Verification

  1. Install any components or connectors that have been removed or replaced during diagnosis.
  2. Perform any adjustment, programming, or setup procedures that are required when a component or module is removed or replaced.
  3. Clear the DTCs.
  4. Turn OFF the ignition for 90 seconds.
  5. Engine running, command the AIR system ON with a scan tool. The AIR Pressure Sensor parameter should be between 8-15 kPa above BARO.
  6. Engine running, command the AIR pump relay ON with a scan tool. The AIR Pressure Sensor parameter should be between 15-22 kPa above BARO.
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