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Home › Hummer › 2008 › H3 Alpha › Repair and Diagnosis › Engine Performance › System › Engine Controls And Fuel - 5.3L - DTC P0016 To DTC P0333 › DTC P0016 › Circuit/System Verification

Circuit/System Verification

  1. Start the engine.
  2. Allow the engine to reach normal operating temperature.
  3. Allow the engine to idle.
  4. Observe the DTC information with a scan tool.
    • If the scan tool indicates DTC P0016 has failed this ignition cycle, continue with the Circuit/System Testing.
  5. Operate the vehicle within the Conditions for Running the DTC. You may also operate the vehicle within the conditions that you observed from the Freeze Frame/Failure Records data.
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