Ford Fiesta MK7 Water Coolant Pipe Hose Line 1.6 EcoBoost Petrol C1BY-8K276-AC

Ford Fiesta MK7 Water Coolant Pipe Hose Line 1.6 EcoBoost is an original cooling system component designed for Ford petrol engines. It ensures stable coolant flow between components, which translates into a safe operating temperature for the engine unit and reduces the risk of overheating. Using an OEM component is a sensible choice for cooling system maintenance when you require factory-spec hose geometry and a perfect fit for engine bay mounts.

Specifications and technical data

• SKU: 1842945
• Mark: Ford
• Condition: Used
• OEM Part Number: 1842945
• Substitutable numbers: 1842945, C1BY-8K276-AC, C1BY8K276AC
• Fuel type: Petrol
• Part type: Pipe
• Category: Coolant Hoses

Purpose and function in the cooling system

The presented hose belongs to the Cooling system pipes and hoses category, responsible for transporting coolant between the radiator, the engine, and other circuit components. For the 1.6 EcoBoost unit, a correctly selected hose is crucial for:

• maintaining proper coolant flow under variable engine loads,
• stabilizing operating temperature during city and highway driving,
• reducing stress at connection points thanks to the correct geometry and flexibility of the hose,
• maintaining cooling system tightness over long-term operation.

Being dedicated to the petrol engine allows it to maintain compliance with the thermal characteristics of the 1.6 EcoBoost unit, which is important during dynamic driving and frequent cold starts.

Compatibility and technical parameters

The coolant hose has been designed specifically for the Ford Fiesta MK7 with a petrol engine, ensuring it maintains factory routing in the engine bay. This means:

• proper fitment to radiator and engine ports,
• compatibility with original brackets and guides,
• appropriate diameter and shape ensuring proper fluid flow.

As an OEM Ford component, the hose has an assigned part number and interchangeable numbers, which facilitates verification of compatibility with a specific vehicle configuration in service catalogs and parts selection systems.

Condition, origin, and advantages of using a used part

The offered coolant hose comes from the used parts group, which allows for lower repair costs while maintaining the original manufacturer's specification. In practice, this means:

• factory fitment for the Ford Fiesta MK7 cooling system,
• preservation of the original hose geometry,
• possibility of installation as a replacement for a damaged or leaking hose.

When replacing the hose, it is worth checking the condition of other cooling system components, such as other hoses, clamps, or the radiator itself, to avoid further service downtime.

The importance of a functional coolant hose for a petrol engine

Petrol engines, especially turbocharged ones, are sensitive to operating temperature fluctuations. A leaking or deformed coolant hose can lead to:

• coolant loss and a drop in system pressure,
• localized overheating in the cylinder head and turbocharger area,
• accelerated wear of gaskets and aluminum components.

Using a properly selected coolant hose in a Ford Fiesta MK7 with a 1.6 EcoBoost engine helps maintain stable operating conditions for the engine unit, which translates into its durability and predictable behavior in daily use.

To better understand the impact of individual cooling system components on engine longevity and symptoms of overheating, it is worth checking out our guide: Engine cooling system – overheating, repair, and used radiators. The article discusses practical aspects of diagnostics and service that will also be useful for Ford users.

If you are planning a comprehensive repair or upgrade of the engine area in your Ford and need other components from the same group, such as additional hoses, return lines, or sections connecting the radiator to the block, check out the available parts in the Ford cooling system pipes and hoses category.