Ford Fiesta Mk6 ST150 Air Conditioning Compressor Pump 2.0 Petrol 6S43-19D29-AA

Ford Fiesta Mk6 ST150 Air Conditioning Compressor Pump 2.0 Petrol is an original cabin cooling system component designed for the petrol engine version. Thanks to its factory Ford design, it ensures stable refrigerant pressure and efficient air conditioning operation, which translates into thermal comfort and safe windshield defrosting while driving. This is a solution for users who are looking for a proven OEM air conditioning compressor instead of random replacements.

Specifications and technical data

• SKU: 6S43-19D629-AA
• Mark: Ford
• Condition: Used
• OEM Part Number: 6S43-19D629-AA
• Substitutable numbers: 6S43-19D629-AA, 6S4319D629AA
• Fuel type: Petrol
• Part type: A/C Compressor
• Category: A/C Compressors & Clutches

Purpose and compatibility

The presented air conditioning compressor has been designed specifically for the air conditioning system in the Ford Fiesta Mk6 ST150 with a 2.0 petrol engine. The original design ensures a proper fit with factory lines, mounts, and the A/C clutch, which facilitates installation and reduces the risk of leaks. Using a dedicated compressor in a vehicle powered by petrol fuel allows for maintaining the correct operating parameters of the entire system.

Construction and role in the air conditioning system

The compressor plays a key role in the refrigerant circuit – it compresses the refrigerant and forces its circulation between the evaporator, condenser, and receiver-drier. In practice, this means:

• maintaining the appropriate pressure in the air conditioning system,
• stable cooling of the vehicle interior under various engine loads,
• efficient moisture removal from the cabin air,
• proper cooperation with the factory air conditioning controls in the Ford Fiesta Mk6 ST150. Thanks to the use of an original compressor from the Air conditioning compressors and clutches group, compliance with the parameters specified by the vehicle manufacturer is maintained, which is important for both the durability and the operating culture of the entire system.

Characteristics of the used compressor

The offered item comes from the used parts category, which allows for significantly reducing the cost of repairing the air conditioning system while maintaining Ford's factory specifications. A used OEM air conditioning compressor is a particularly attractive solution for older models, where investing in a new component can be disproportionately high relative to the car's value. A properly selected and tested unit ensures:

• preservation of the original geometry of mounts and connections,
• compatibility with factory petrol engine accessories,
• possibility of installation without structural modifications.

Selection and installation of the air conditioning compressor

To properly select a compressor for the Ford Fiesta Mk6 ST150, it is worth paying attention to compliance with the OEM part number and interchangeable numbers – this helps avoid fitment issues and ensures proper cooperation with engine accessories. Before installation, it is recommended to:

• check the tightness of the entire air conditioning system,
• replace the receiver-drier and check the condition of the condenser and evaporator,
• use the appropriate oil and refrigerant in accordance with the vehicle manufacturer's recommendations. For drivers who want to make an informed decision on when choosing a used compressor makes technical sense, an article describing practical criteria for selection and inspection before installation will be helpful – details can be found in the material on using original used air conditioning compressors as an alternative to new parts.

Support with selection and additional materials

When purchasing a used air conditioning system component, proper fitment to the specific engine version and vehicle equipment is crucial. It is worth using OEM markings and reference numbers to avoid incorrect orders and unnecessary service downtime. Additional practical tips regarding compatibility verification and safe selection of parts from the secondary market can be found in the guide on how to professionally select used car parts while maintaining OEM compliance. If you are planning a comprehensive repair or upgrade of the air conditioning area in your Ford and need other elements from the same group, such as compressors, clutches, or compressor drive components, check the available parts in the Ford Air conditioning compressors and clutches category.