Ford Focus Mk2 ST Electric Power Steering Pump Reservoir 6M5Y-3K514-AF

Ford Focus Mk2 ST Electric Power Steering Pump Reservoir is an original hydraulic system component designed for Diesel engine models. It ensures a stable supply of fluid to the power steering pump, which translates into predictable steering system operation and driving comfort. This solution is dedicated to users looking for a proven OEM component instead of random replacements.

Specifications and technical data

• SKU: 6M5Y3K514AF
• Mark: Ford
• Condition: Used
• OEM Part Number: 6M5Y3K514AF
• Substitutable numbers: 1743475, 6M5Y3K514CE, 6M5Y-3K514-CE, 6M5Y3K514AF
• Fuel type: Diesel
• Part type: Power Steering Pump
• Category: Power Steering Pumps

Purpose and function in the power steering system

The described reservoir is a component of the Power steering pump system in a Ford Focus Mk2 ST with a diesel engine. Its task is to store the working fluid and stabilize its level so that the pump receives the medium under the appropriate pressure head, without aeration or cavitation. A properly selected reservoir reduces the risk of pump noise, steering wheel shudder, and accelerated wear of other hydraulic components.

Benefits of using an original reservoir

Using an original power steering pump reservoir in a Ford Focus Mk2 ST allows you to maintain the factory operating parameters of the steering system. A properly shaped chamber, correct port diameters, and matched mounts minimize the risk of leaks, vibrations, and improper fluid circulation. This is particularly important in cars with a Diesel engine, where the loads on the steering system are higher and steering precision is of great importance in daily use. The original component from the Ford group has been designed for long-term cooperation with the factory pump, hoses, and steering gear. As a result, installation is predictable, without the need for modifications or adjustments to mounting elements, which reduces service time and the risk of assembly errors.

Condition, origin, and technical fitment

The presented reservoir comes from dismantling and is offered as a used original Ford part. Such components, when used properly, retain their functional properties for a long time, and their construction is resistant to typical thermal and mechanical loads occurring in the engine bay. In practice, this means a favorable price-to-durability ratio and a better fit than in the case of many cheap replacements. To ensure the correct selection for a specific equipment version and Diesel power unit, it is worth verifying compatibility by OEM number or interchangeable numbers in the specification tab. This approach minimizes the risk of purchasing an incompatible reservoir, which is especially important given the differences in hose layout or mounting brackets between individual variants of the Focus Mk2 ST.

Hydraulic system operation and parts selection

When replacing the power steering pump reservoir, it is recommended to simultaneously check the condition of the hoses, clamps, and fluid quality. Contaminated or overheated fluid can accelerate the wear of the pump and steering gear, which is why installing a functional reservoir should be combined with replacing the working medium and bleeding the system. This allows for restoring smooth, predictable steering operation and reducing the risk of subsequent leaks. If you are planning a comprehensive repair or upgrade of the steering system area in your Ford and need other elements from the same group, such as pressure hoses, return hoses, or complete pumps, check the available parts in the Ford Power Steering Pumps category.

Technical support and additional information

To better understand the relationships between the engine supply system and the operation of accessories, including hydraulic elements, it is worth reading the guide on diagnostics and component selection by OEM and VIN numbers – this is discussed in detail in the article "Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration". You will find practical tips there on how to interpret manufacturer markings and avoid mistakes when ordering parts. If you are considering whether to choose a used part or a cheap replacement, the material describing the advantages of original components from dismantling may also be helpful – you can find more on this topic in the article "Why do original parts from dismantling fit better (and last longer) than cheap equivalents?", which explains the differences in build quality, fitment, and durability.