Ford Focus St-3 Mk2 Dashboard Heater Flap Control Motor Actuator 1S7H-19B634-CA

Ford Focus St-3 Mk2 Dashboard Heater Flap Control Motor Actuator is a precision component of the ventilation system, responsible for the correct positioning of flaps within the heater housing. It enables stable control over the direction and intensity of airflow, which translates into efficient heating and ventilation performance as well as thermal comfort inside the vehicle.

Specifications and technical data

• SKU: 1S7H19B634CA
• Mark: Ford
• Condition: Used
• OEM Part Number: 1S7H19B634CA
• Substitutable numbers: 1S7H19B634CA, 1S7H-19B634-CA, 1144030
• Category: HVAC Blower Motor & Wheel

Purpose and function in the ventilation system

The heater flap control motor in the Ford Focus St-3 Mk2 acts as an actuator within the climate or heating control module. It is responsible for:

• adjusting the air mix flaps for warm and cold air,
• precise positioning of the directional ventilation flaps,
• maintaining the set temperature parameters inside the cabin. Thanks to the proper operation of this component, the ventilation system reacts predictably to changes in control panel settings, and the driver and passengers receive stable, repeatable heating and ventilation conditions.

Construction and characteristics of the component

The motor belongs to the Blower Motors and Wheels group, meaning it is designed to work with the heater housing and flap mechanics in the HVAC system. The applied electromechanical design enables:

• accurate flap positioning in several operating positions,
• compatibility with the factory Ford climate control unit,
• repeatable operation across a wide range of operating temperatures. As a salvaged part, the motor retains its factory mounting geometry and electrical connectors, which facilitates installation without the need for wiring modifications.

Benefits of using an original used component

Using an original heater flap control motor in the Ford Focus St-3 Mk2 allows for maintaining the consistency of the entire ventilation system with the vehicle's factory specifications. The main advantages include:

• compatibility with factory controls – no need for system adaptation,
• preservation of the original operating characteristics of the heater flaps,
• reduction of the risk of climate control unit errors resulting from parameter mismatches. A used OEM component is also a reasonable compromise between cost and functionality – especially in the case of comfort system repairs, where fitment and operational predictability are key.

Selection by part numbers and technical assembly aspects

When selecting a heater flap control motor for the Ford Focus St-3 Mk2, it is crucial to compare identification data with the vehicle documentation and the existing component. In workshop practice, the following are used:

• part manufacturer markings,
• interchangeable reference numbers,
• catalog data linked to a specific equipment version. To better understand the principles of selecting consumables and drive components based on manufacturer markings, it is worth checking out the expert guide Why it is worth buying used gearboxes and engines – facts instead of myths, which discusses practical identification procedures using OEM and VIN numbers.

Expanding the Ford ventilation system

If you are planning a comprehensive repair or upgrade of the ventilation and heating area in your Ford and need other components from the same group, such as additional control motors, flap drive gears, or parts working with the blower, check out the available parts in the Ford Blower Motors and Wheels category.

Summary

Ford Focus St-3 Mk2 Dashboard Heater Flap Control Motor Actuator is a practical solution for users who want to restore the proper operation of heating and ventilation without interfering with the vehicle's electrical installation. A properly selected component from the Blower Motors and Wheels group helps minimize vehicle downtime in the workshop and ensures stable HVAC system operation in daily use.