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Home >> Pontiac >> 2008 >> G6 Base, 2.4 B >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System & Fuel System - 2.4L - DTC P0351 To DTC P2544 >> DTC P0443 or P0449 >> Circuit/System Verification >> P0449

Circuit/System Verification: P0449

  1. With the ignition ON and the engine OFF, command the EVAP vent solenoid ON and OFF with a scan tool.
  2. Listen for a click when the valve operates. Verify that both the ON, and the OFF states are commanded.
  3. 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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