Fuel Tank Pump Mercedes W205 W213 X253 OM654 Delivery Sender Module A2054701694

Fuel Tank Pump Mercedes W205 W213 X253 OM654 Delivery Sender Module is an original fuel system component designed for OM654 diesel engines in Mercedes C-Class, E-Class, and GLC vehicles. Thanks to its factory design, it ensures stable fuel pressure and proper power supply to the engine unit, which translates into smooth engine operation and predictable performance. This used OEM component is a sensible choice for professional repairs or replacing a faulty pump in a modern diesel engine.

Specifications and technical data

• SKU: A2054701694
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2054701694
• Substitutable numbers: A2054701694, A 205 470 16 94
• Fuel type: Diesel
• Category: Fuel Pumps & Sending Units

Purpose and role in the fuel system

The described fuel pump operates in the Diesel engine fuel system, responsible for delivering the correct amount of fuel at the required pressure to the common rail and injectors. In modern OM654 units, the precise operation of the pump is crucial for:

• maintaining proper pressure throughout the common rail system,
• stable cold and warm starts,
• correct fuel dosing by the engine control unit,
• reducing smoke and power drops under load.

Thanks to its factory fitment for the OM654 unit, the pump works with the original control electronics, maintaining the parameters specified by the manufacturer.

Compatibility with Mercedes models

Fuel Tank Pump Mercedes W205 W213 X253 OM654 Delivery Sender Module has been designed for use in popular Mercedes models with the OM654 diesel engine. This means it is matched in terms of:

• geometry of mounts and fuel connections,
• compatibility with factory engine equipment,
• integration with the engine management system.

Selecting a pump compatible with the specific body and engine variant helps avoid installation and operational issues, and reduces the risk of errors in the engine control unit.

Benefits of using an original fuel pump

Using an original fuel pump in a diesel engine brings measurable operational benefits. Compared to low-quality replacements, the factory component ensures:

• stable operating characteristics across the full RPM range,
• better cooperation with the injection system and ECU maps,
• lower risk of leaks and pressure drops in the system,
• greater predictability of engine behavior under high load.

In the case of diesel units, where the precision of fuel dosing has a direct impact on the durability of injectors and the turbocharger, choosing an original pump is particularly justified.

Condition, verification, and selection by part numbers

The offered pump comes from the Fuel pumps and level sensors category and is a used item, which allows for a significant reduction in repair costs while maintaining the factory design. Before installation, it is recommended to verify compatibility with the specific vehicle version, preferably by comparing catalog data and part numbers in service documentation or via the VIN.

If you want to deepen your knowledge about the safe selection and installation of used components in modern cars, including the principles of checking compatibility and the operation of control units, it is worth reading the guide: Used automotive electronics on board – why is it worth choosing second-hand ECU modules and sensors?.

Fuel system expansion and related components

When replacing a fuel pump in a diesel engine, it is worth simultaneously assessing the condition of other system elements, such as supply lines, the fuel filter, or level and pressure sensors. A comprehensive approach to fuel system service reduces the risk of future failures and ensures more predictable engine operation.

If you are planning a comprehensive repair or upgrade of the fuel system area in your Mercedes and need other elements from the same group, such as pre-pumps, delivery modules, or fuel level sensors, check the available parts in the Mercedes fuel pumps and level sensors category.