Fuel Pump Mercedes W204 C207 OM642 Diesel Sender Control Unit Module A2044702294

Fuel Pump Mercedes W204 C207 OM642 Diesel Sender Control Unit Module is an original component from the Fuel pumps and level sensors group, designed for OM642 diesel engines. This used pump provides a functional service solution for Mercedes vehicles, allowing for the restoration of proper diesel fuel supply to the engine and stable operation of the injection system.

Specifications and technical data

• SKU: A2044702294
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2044702294
• Substitutable numbers: A2044702294, A 204 470 22 94
• Fuel type: Diesel
• Category: Fuel Pumps & Sending Units

Purpose and role in the fuel system

The presented fuel pump is a component dedicated to Diesel engines in Mercedes W204 and C207 class models with the OM642 unit. It is responsible for delivering fuel at the appropriate pressure to subsequent parts of the system, which has a direct impact on engine performance, dynamics, and stable starting under various operating conditions.

Thanks to a design consistent with the manufacturer's standards, the pump works with the factory fuel system, maintaining proper flow and pressure parameters, which is particularly important in modern diesel units with precise fuel dose control.

Benefits of using an original Mercedes pump

Using an original fuel pump in a diesel supply system allows for maintaining the factory engine operating characteristics. In practice, this means:

• proper supply to the fuel rail and stable operation of the injectors,
• better repeatability of cold and warm start parameters,
• reduced risk of power drops resulting from insufficient fuel pressure,
• maintaining compatibility with the factory engine control unit.

For the user, this means more predictable operation and the possibility of effective fuel system diagnostics based on factory data.

Product characteristics and condition

The pump comes from the Mercedes brand, which guarantees structural compatibility with the fuel system of vehicles of this make. The item is offered as a used part, which is a cost-effective solution for users looking for original components while keeping repair costs reasonable.

A used fuel pump is a good choice in situations where maintaining the original vehicle specification is desired, while there is no need to invest in a new component. With proper installation and fuel system diagnostics, it can effectively restore the correct operation of the diesel engine.

Selection, diagnostics, and operation of the fuel system

When replacing a fuel pump in a diesel engine, it is crucial to correctly match the component to the specific version of the engine and vehicle configuration. It is worth paying attention to compatibility with the injection system, fuel type, and solutions used in a given model year and body variant.

To better understand the principles of the fuel supply system, the diagnostic process, and component selection based on manufacturer markings, it is worth using the expert material: Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration. The article discusses, among other things, the role of fuel pumps in diesel engines, typical symptoms of wear, and good operating practices.

If you want to further minimize the risk of an incorrect purchase of a used element and better understand the rules for selecting parts based on manufacturer markings, the following guide will be helpful: No more bad purchases! How to professionally select used car parts.

Expansion of the fuel supply system in Mercedes vehicles

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