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Home >> Pontiac >> 2006 >> G6 GT, 2D Convertible >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - 3.5L - DTC P0401 To DTC P1133 >> DTC P0401 >> Circuit/System Verification

Circuit/System Verification

  1. If DTCs P0106, P0107, P0108, P0403, P0404, P0405, or P0406 are also set, Refer to Diagnostic Trouble Code (DTC) List - Vehicle for further diagnosis.
  2. Operate the vehicle within the Conditions for Running the DTC. Observe the EGR Flow Test Count parameter on the scan tool.
  3. If the vehicle passes the Circuit/System Verification, 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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