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Home >> Ford >> 2011 >> Escape Base, 2.5 7, AWD, Automatic >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Climate Control System >> Description And Operation >> Control Components >> Electronic Automatic Temperature Control (EATC) >> Blower Motor Speed

Blower Motor Speed

The blower motor speed control controls the blower motor speed by converting low power signals from the HVAC module to a high-current, variable ground feed for the blower motor. A delay function is used to provide a gradual increase or decrease in blower motor speed under all conditions.