Canister Vent Solenoid Closing Procedure
WARNING: This page does not describe the selected car, but rather 31 other vehicles, including the 2003 Mercury Sable, 2003 Mercury Mountaineer, 2003 Mercury Marauder, 2003 Mercury Grand Marquis, and 2003 Lincoln Town Car. However, it is still accessible from the selected car via links, so may be relevant.
Connect scan tool to DLC. Turn ignition on. Using scan tool, select OUTPUT TEST MODE. Select FTP and FTP V PID from PID/DATA MONITOR & RECORD menu. Select ALL OFF mode. Close canister vent solenoid by pressing START button on scan tool.