Freestar V6-4.2L VIN 2 (2004)
Blower Motor Switch: Description and Operation
Electronic Automatic Temperature Control
BLOWER MOTOR SPEED CONTROL
The blower speed control:
-
is located on the heater core and evaporator core housing near the blower motor.
-
PWM signals from the EATC module to control a high-current, variable ground feed for the blower motor.
-
varies the blower motor speed and is controlled by the EATC module software.
-
has a delay function to provide a gradual increase or decrease in blower motor speed under all conditions.