WARNING: This page is about a different car, the 2003 Ford Thunderbird. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Blower Motor C288 Connector Terminals
Courtesy of FORD MOTOR CO.
Fig 2: Blower Motor C288 Circuit Description Chart (1)
Courtesy of FORD MOTOR CO.
Fig 3: Blower Motor C288 Circuit Description Chart (2)