Powertrain Control Module
WARNING: This page is about a different car, the 2013 Ford F-550 Super Duty, 2013 Ford F-450 Super Duty, 2013 Ford F-350 Super Duty, and 2013 Ford F-250 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.
The operation of the transmission is controlled by the PCM. Various sensors provide information to the PCM. The PCM controls actuators which determine transmission operation.