WARNING: This page is about a different car, the 2005 Ford RV Cutaway, 2005 Ford Econoline, 2005 Ford E450 Super Duty, and 2005 Ford Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Exploded View Of Upper, Lower, Accumulator And Solenoid Body
Courtesy of FORD MOTOR CO.
Fig 2: Identifying Upper, Lower, Accumulator And Solenoid Body Components