Ford Transit Custom Mk2 A/C Air Con Pipe Hose 2.0 Diesel RZ31-19A704-BB

Ford Transit Custom Mk2 A/C Air Con Pipe Hose 2.0 Diesel is an original cabin cooling system component, designed for vehicles with a 2.0 Diesel engine. Engineered as part of the factory Ford air conditioning system, it ensures stable refrigerant flow and proper cooperation with other system components. It is a practical choice for repairs when you want to maintain the factory performance characteristics of the air conditioning.

Specifications and technical data

• SKU: RZ31-19A704-BB
• Mark: Ford
• Condition: Used
• OEM Part Number: RZ31-19A704-BB
• Substitutable numbers: RZ31-19A704-BB, RZ3119A704BB, 2663517, PZ31-19A704-BB, PZ3119A704BB
• Fuel type: Diesel
• Part type: Pipe
• Category: A/C Hoses & Fittings

Purpose and function in the air conditioning system

The air conditioning pipe in the Ford Transit Custom Mk2 is responsible for a tight and stable connection between system components, such as the compressor, condenser, or evaporator. A properly selected hose minimizes refrigerant pressure drops, reduces the risk of leaks, and supports uniform cooling of the vehicle interior, which is particularly important in intensively used commercial vehicles. The component has been designed for diesel-powered engines, ensuring its geometry and routing are matched to the engine bay of the 2.0 Diesel version. Proper routing of the pipe reduces the risk of chafing, vibrations, and unwanted contact with hot or moving engine parts.

Benefits of using an original Ford pipe

Using an air conditioning pipe sourced from the Ford system allows you to maintain factory air conditioning performance parameters and proper fitment to the body mounts and brackets. This translates into:

• secure fitment with the existing air conditioning installation,
• reduced risk of leaks at the connections,
• stable refrigerant pressure throughout the circuit,
• easier installation for the mechanic, without the need for modifications. By maintaining the original pipe geometry, the air conditioning system can operate under conditions close to factory specifications, which promotes uniform cabin cooling and improves comfort for the driver and passengers during long trips.

Installation and operational characteristics

The air conditioning pipe is a component that operates under pressure, which is why maintaining the appropriate quality of connections and flexible hose sections is crucial. In the case of the Ford Transit Custom Mk2, the pipe design has been matched to the specifics of the 2.0 Diesel unit, which facilitates service routing and shortens installation time. During replacement, it is recommended to:

• check the condition of other pipes and connections in the system,
• verify tightness after installation using appropriate service equipment,
• refill and bleed the air conditioning system according to the manufacturer's procedure. This approach helps reduce the risk of repeated system interventions and ensures stable air conditioning operation under the daily operating conditions of a commercial vehicle.

Application area and compatibility with the Diesel engine

Ford Transit Custom Mk2 versions with a diesel engine require air conditioning pipes with appropriately selected length and shape to bypass accessory components characteristic of Diesel units. Using the correct hose reduces stress on the connections and improves the durability of the entire system. Selecting a pipe dedicated to a specific powertrain configuration is particularly important in commercial vehicles, where the air conditioning operates frequently and under high thermal load. This allows for maintaining stable system operating conditions, which positively affects driver comfort and the service life of other components.

Technical support and additional materials

When diagnosing interior cooling problems, it is worth paying attention not only to the pipes but also to the condition of the air conditioning compressor. Detailed information on typical symptoms of compressor failure and how to perform a safe replacement can be found in the article Air conditioning compressor – failure symptoms, causes, and safe replacement, which may be helpful when planning a comprehensive system service. If you are planning a comprehensive repair or upgrade of the air conditioning zone in your Ford and need other elements from the same group, such as additional pipes, flexible hoses, or service connectors, check the available parts in the category Ford air conditioning pipes, hoses, and connectors.