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Home >> Hummer >> 2009 >> H2 4D Utility Wagon >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 6.2L - DTC P0010 To DTC P0232 >> DTC P0016 >> Circuit/System Verification
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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 P0016 has failed this ignition cycle, continue with the Circuit/System Testing.
    • If the vehicle passes the Circuit/System Verification Test, then operate the vehicle within the Conditions For Running The DTC. You may also operate the vehicle within the conditions that are captured in the Freeze Frame/Failure Records Data List.
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