Mercedes W205 BlueTEC Diesel AdBlue Tank Filler Neck Pipe Hose Cap A2054700300

Mercedes W205 BlueTEC Diesel AdBlue Tank Filler Neck Pipe Hose Cap is a specialized power supply system component designed for vehicles with Mercedes BlueTEC diesel engines. It is responsible for the safe and leak-proof delivery of AdBlue fluid to the tank, which is crucial for the proper operation of the exhaust gas treatment system. Thanks to its design, which complies with factory solutions, it serves as a functional addition to the fuel and emission system in your car.

Specifications and technical data

• SKU: A2054700300
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A9064701520
• Substitutable numbers: A9064701520, A 906 470 15 20, A9064710213, A 906 471 02 13
• Fuel type: Diesel
• Category: Fuel Tanks & Filler Necks

Purpose and role in the power supply system

The presented AdBlue filler pipe operates within the diesel engine power supply system, in the zone responsible for replenishing the urea solution in Mercedes W205 class vehicles with BlueTEC technology. Its task is to stably guide the medium from the filler to the tank, while maintaining proper tightness and resistance to AdBlue fluid and operational conditions.

The element belongs to the Fuel tanks and filler pipes group, which means it works with components responsible for storing and safely filling power supply and emission systems. A properly selected filler pipe reduces the risk of leaks, facilitates maintenance, and supports the maintenance of stable engine operating parameters.

Compatibility with Mercedes Diesel vehicles

The pipe has been designed for Mercedes vehicles equipped with diesel engines with the BlueTEC system. The construction is adapted to the specifics of the diesel power supply system, in which AdBlue works with the Selective Catalytic Reduction (SCR) system. Thanks to this, the element can be used as a replacement for the factory filler pipe in vehicles for which the appropriate OEM part number and interchangeable numbers are provided (details can be found in the technical specification table).

Proper fitment for a specific body and engine version should always be confirmed based on the VIN number or by comparing parameters with the original element. This allows you to avoid assembly problems and ensures correct routing of the pipe in the body space.

Technical characteristics and assembly

As an element from the Fuel tanks and filler pipes group, the AdBlue filler pipe is adapted to work in an environment exposed to temperature changes, contact with AdBlue fluid, and the influence of external factors. The pipe construction allows for its integration with factory mounting points in the body, which facilitates assembly and limits the need for additional modifications.

The product is offered in a used condition, which in practice means that it comes from disassembly and can be an economical alternative to a new element. Before assembly, a standard visual inspection for tightness, the condition of the connectors, and any signs of mechanical damage is recommended to ensure trouble-free operation in the diesel power supply system.

Benefits of using an original AdBlue filler pipe

Using a filler pipe dedicated to the Mercedes W205 BlueTEC brings a number of practical benefits:

• maintaining the correct routing of the AdBlue filler line in the body,
• reducing the risk of leaks and fluid spills,
• consistency with the factory design of the diesel power supply and SCR system,
• possibility of economical repair thanks to the use of a used part.

For users of vehicles with BlueTEC technology, it is particularly important to maintain the efficiency of the AdBlue system, as it has a direct impact on exhaust emission parameters and engine operation. A properly selected filler pipe supports the stable operation of the entire system.

Related system components and additional information

If you are planning a comprehensive repair or modernization of the power supply and fluid storage area in your Mercedes and need other elements from the same group, such as filler pipes, connectors, or connection elements, check the available parts in the Mercedes fuel tanks and filler pipes category.

To better understand the relationships between the tank, filler pipes, and other components of the power supply system, it is worth reading the guide describing the construction and operation of these systems – a detailed discussion can be found in the article "Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration", which will help in the conscious selection of parts and planning of service work.