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Home › Saturn › 2010 › Sky Base, Standard › Repair and Diagnosis › Engine Performance › System › Engine Controls And Fuel - 2.4L - DTC P0351 To DTC P2544 › DTC P1400 › Circuit/System Verification

Circuit/System Verification

  1. Allow the engine to cool until the catalyst temperature is less than 500°C (932°F) and the engine coolant is greater than -10°C (+14°F).
  2. Idle the engine for greater than 2 minutes.
  3. Observe the scan tool DTC information. DTC P1400 should not set.
  4. 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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