A/C Electronic Blend Door Actuator

WARNING: This page is about a different car, the 2004 Ford Ranger. However, it is still accessible from the selected car via links, so may be relevant.

The A/C electronic blend door actuator (19E616) is located on the rear of the A/C evaporator housing.

Its function is to move the air temperature blend doors on command from the temperature control switch.
The A/C electronic blend door actuator contains a reversible electric motor and a potentiometer. The potentiometer wiper is connected to the actuator output shaft and moves with the output shaft to indicate the position of the air temperature blend door.