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Home >> Pontiac >> 2009 >> G3 Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 1.6L (LXV) >> Diagnostic Information and Procedures >> DTC P1400 >> Circuit/System Verification

Circuit/System Verification

  1. Ignition OFF, allow the engine to cool.
  2. Engine idling for at least 2 minutes, observe the scan tool DTC information. DTC P1400 should run and pass.
  3. Operate the vehicle within the Conditions for Running the DTC to verify the DTC does not reset. You may also operate the vehicle within the conditions that you observed from the Freeze Frame/Failure Records data.
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