WARNING: This page is about a different car, the 2002 Mercury Cougar and 2002 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
The CD4E transaxle is identified by identification tag located on rear of transaxle and bottom of main control cover (side cover) assembly. See Fig 1
and Fig 2
.
Fig 1: Identifying CD4E Transaxle Assembly
Courtesy of FORD MOTOR CO.
Fig 2: Identifying CD4E Transaxle Identification Tag