Ford Transit Custom AdBlue Reservoir Tank 2.0 EcoBlue Diesel GK21-5J228-AF

Ford Transit Custom AdBlue Reservoir Tank 2.0 EcoBlue Diesel is an original component of the AdBlue dosing system, designed for diesel engines. Thanks to its factory-spec construction, it ensures proper integration with the exhaust gas treatment system and stable operating parameters during daily use. This is the ideal solution for users who require a technically matched component and wish to maintain the efficiency of their emission reduction system.

Specifications and technical data

• SKU: GK21-5J228-AF
• Mark: Ford
• Condition: Used
• OEM Part Number: GK21-5J228-AF
• Substitutable numbers: GK21-5J228-AF, GK215J228AF
• Fuel type: Diesel
• Part type: Auxillary Fuel Tank
• Rim width: 5
• Category: Fuel Tanks & Filler Necks

Purpose and function in the AdBlue system

The presented reservoir is part of the Fuel tanks and filler pipes category, responsible for storing the AdBlue solution in a diesel-powered vehicle. It works in conjunction with the Selective Catalytic Reduction (SCR) system, enabling precise dosing of the agent into the exhaust stream, which translates into reduced nitrogen oxide emissions and compliance with current environmental standards.

A properly selected AdBlue reservoir is crucial for:

• maintaining the correct operation of the exhaust gas treatment system in a diesel engine,
• stable pressure and flow of the agent throughout the entire system,
• avoiding engine control unit errors related to incorrect levels or dosing of AdBlue.

Compatibility and fit for Ford Transit Custom

The reservoir in question has been designed for Ford Transit Custom models with the 2.0 EcoBlue Diesel unit, which ensures factory-perfect fitment for mounts, installations, and hose routing. As a result, installation is straightforward, without the need for vehicle modifications or adjustments to the existing system.

Its original Ford origin guarantees compliance with the parameters specified by the vehicle manufacturer, which is essential for both the durability of the system and proper communication with the control electronics.

Technical and operational characteristics

The AdBlue reservoir operates in an environment typical for diesel-powered vehicles, which is why its construction is adapted to the requirements of diesel systems. The materials and geometry of the tank are designed to provide adequate resistance to temperature changes, vibrations, and road conditions encountered daily by the Ford Transit Custom.

A properly selected AdBlue reservoir helps to:

• maintain a stable level of the agent across the entire engine load range,
• ensure correct venting and circulation within the system,
• minimize the risk of leaks and associated error messages.

Component condition and service application

The offered component is a used part, making it an attractive cost-effective alternative to new components while maintaining the original manufacturer's specifications. This type of solution is particularly beneficial for maintenance repairs where the priority is technically correct component fitment and reducing the service costs of a commercial vehicle.

Replacing the AdBlue reservoir is recommended in cases of mechanical damage, leaks, or issues with correct agent level readings when diagnostics indicate a malfunction of the reservoir itself or its accessories.

Technical support and service knowledge

To better understand the role of the reservoir in the entire supply and dosing circuit, it is worth consulting specialized materials regarding the fuel system and related components. Practical information on diagnostics, selection by identification numbers, and operating principles can be found in the article Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration, which discusses service issues in an organized and technical manner.

Related Ford system components

If you are planning a comprehensive repair or upgrade of the supply and storage area for operating fluids in your Ford and need other elements from the same group, such as filler pipes, additional tanks, or mounting hardware, check out the available parts in the Ford fuel tanks and filler pipes category.