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Home >> Ford >> 2013 >> Focus ST >> Repair and Diagnosis (Single Page) >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Climate Control System -- Except Electric >> Description and Operation >> Climate Control System - Vehicles With: Electronic Manual Temperature Control (EMTC) - System Operation and Component Description >> Component Description >> Blower Motor Resistor

Blower Motor Resistor

The blower motor resistor uses 3 resistance elements mounted on a resistor board to provide 4 blower motor speeds. Depending on the heater blower motor switch position, series resisters are added or bypassed in the blower motor resistor to decrease or increase blower motor speed.