Ford Focus ST Mk3 Air Conditioning A/C Pipe Hose 2.0 Petrol H1F1-19A834-DA

Ford Focus ST Mk3 Air Conditioning A/C Pipe Hose 2.0 Petrol is an original cabin cooling system component, designed for the 2.0 petrol engine version. Engineered by the vehicle manufacturer, this pipe ensures proper refrigerant routing and stable air conditioning system operation under demanding operating conditions. It is a practical solution for users who expect factory-fitment and predictable performance parameters.

Specifications and technical data

• SKU: H1F119A834DA
• Mark: Ford
• Condition: Used
• OEM Part Number: H1F119A834DA
• Substitutable numbers: H1F119A834DA, H1F1-19A834-DA, 2078125
• Fuel type: Petrol
• Part type: Pipe
• Category: A/C Hoses & Fittings

Purpose and function in the air conditioning system

The air conditioning pipe in the Ford Focus ST Mk3 is responsible for the safe transport of refrigerant between system components, maintaining appropriate operating pressure and system tightness. In the 2.0 petrol engine version, its geometry and diameters have been selected for the specific operating parameters of the compressor, condenser, and evaporator, which translates into stable interior cooling and correct interaction with the control electronics. A properly selected pipe reduces the risk of air conditioning performance drops, leaks, and improper compressor operation. Replacing the component with a part having different parameters could lead to refrigerant circulation disruption; therefore, using a pipe dedicated to this model and fuel type is crucial for maintaining the correct operating conditions of the entire system.

Benefits of using an original Ford pipe

Using an air conditioning pipe from the Ford brand ensures factory-fitment for the Focus ST Mk3, without the need for system alterations or mounting modifications. The component has been designed with the specific routing of pipes in the engine bay in mind, which minimizes the risk of rubbing against other components, excessive vibrations, or thermal stress.

• Compatibility with the air conditioning system in the 2.0 petrol version.
• Predictable refrigerant flow and pressure parameters.
• Geometry matched to factory routing in the engine bay.
• Reduction of leakage risks resulting from improper installation of aftermarket parts. The element from the Air conditioning pipes, hoses, and connectors category allows for restoring correct system operation after mechanical damage, connector corrosion, or service intervention, without compromises in terms of fitment.

Condition, selection, and service application

The offered air conditioning pipe is a used component, which in practice allows for economical system repair while maintaining the manufacturer's original specifications. In service applications, this is particularly important for models such as the Focus ST Mk3, where the air conditioning system operates under increased thermal loads resulting from the engine unit's characteristics. Before installation, a standard service procedure is recommended: checking the tightness of the entire system, replacing seals at connection points, and performing a vacuum test and refrigerant filling in accordance with the vehicle manufacturer's guidelines. Such an approach helps reduce the risk of repeated interventions in the system and ensures stable air conditioning operation after the pipe replacement.

Technical support and additional materials

When working on the air conditioning system, it is worth paying special attention to the condition of the compressor, as its improper operation can lead to further failures in the refrigerant circuit. To better understand the relationships between the pipe, compressor, and other system elements, the following article will be helpful: Air conditioning compressor – failure symptoms, causes, and safe replacement. If you are planning a comprehensive repair or upgrade of the air conditioning system area in your Ford and need other elements from the same group, such as pipes, hoses, or connectors, check the available parts in the Ford air conditioning pipes, hoses, and connectors category.

Summary

Ford Focus ST Mk3 Air Conditioning A/C Pipe Hose 2.0 Petrol is a practical solution for users who want to restore full efficiency to the cabin cooling system while maintaining factory operating parameters. Its original origin, fitment for the petrol version, and classification within the specialized air conditioning system category make this component well-suited for both routine repairs and more extensive service work.