Mercedes W205 C238 AdBlue Additive Fuel Tank Reservoir Diesel A2054701902

Mercedes W205 C238 AdBlue Additive Fuel Tank Reservoir Diesel is a specialized component from the Fuel tanks and filler pipes category, designed for use with diesel engines. This component, sourced from a Mercedes vehicle, ensures proper storage and delivery of the AdBlue additive, which translates to stable operation of the exhaust gas treatment system and compliance with emission standards.

Specifications and technical data

• SKU: A2054701902
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2054701902
• Substitutable numbers: A2054701902, A 205 470 19 02
• Fuel type: Diesel
• Category: Fuel Tanks & Filler Necks

Purpose and function in the fuel system

The presented Mercedes W205 C238 AdBlue Additive Fuel Tank Reservoir Diesel is a component that works with the Diesel fuel system used in Mercedes C-Class W205 generation models and the C238 body style. Its task is to safely store the AdBlue solution and enable its precise dosing into the exhaust system, which supports the reduction of nitrogen oxides in diesel engines.

A properly selected AdBlue additive tank is crucial for:

• maintaining the correct operation of the Selective Catalytic Reduction (SCR) system,
• stable combustion characteristics in the diesel engine,
• reducing the risk of the powertrain entering limp mode due to AdBlue system errors.

Benefits of using an original Mercedes component

Using an original AdBlue additive tank from the Fuel tanks and filler pipes category ensures a proper fit for installation in a Mercedes vehicle. The design is prepared for factory mounting points, which facilitates installation and eliminates the need for modifications to the fuel and emission system.

The main advantages of this solution include:

• Compatibility with the Diesel system – the tank is designed to work with diesel engines, taking into account the specific operation of the AdBlue system.
• Stability of SCR system operating parameters – proper storage of the additive reduces the risk of airlocks, leaks, and sensor errors.
• Factory fit for Mercedes installations – maintaining the original geometry and connections promotes trouble-free replacement.

Performance characteristics and condition of the component

The offered Mercedes W205 C238 AdBlue Additive Fuel Tank Reservoir Diesel is a used part, which allows for economical repair of the system while maintaining the manufacturer's original design. This type of solution is particularly beneficial when servicing vehicles that are used intensively, where both cost and compliance with factory specifications are important.

Replacing the AdBlue additive tank is recommended in situations where the following occur:

• leaks around the housing or connection ports,
• problems with maintaining pressure in the additive system,
• recurring AdBlue system errors related to fluid storage.

Professional selection and operation of the fuel system

To correctly select an AdBlue additive tank for a specific engine version and vehicle year, it is worth using the vehicle identification data and part numbers. This allows you to avoid installation problems and ensures full compatibility with the fuel system and exhaust gas treatment system.

For users who want to deepen their knowledge about diagnostics, regeneration, and the selection of fuel system components, including tanks, pumps, and injectors, the following guide will be helpful: Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration.

Related components from the same group

If you are planning a comprehensive repair or upgrade of the fuel system area in your Mercedes and need other components from the same group, such as additional tanks, lines, or filler pipes, check out the available parts in the Mercedes fuel tanks and filler pipes category.