Fuel Tank Mercedes W415 Citan 109 CDI Diesel OM607 66L With Pump A4154710401

Fuel Tank Mercedes W415 Citan 109 CDI Diesel OM607 66L With Pump is an original fuel system component designed for diesel-powered vehicles. Thanks to the integrated pump, it provides a complete solution for the section from the fuel filler to the rest of the system, ensuring a stable fuel supply to the engine. It is a practical choice for repairs following mechanical damage or for upgrading the fuel system in Mercedes commercial vehicles.

Specifications and technical data

• SKU: A4154710401
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A4154710401
• Substitutable numbers: A4154710401, A 415 471 04 01, A4154780101, A 415 478 01 01
• Weight: 150
• Fuel type: Diesel
• Category: Fuel Tanks & Filler Necks

Purpose and function in the fuel system

The presented tank belongs to the Fuel tanks and filler pipes category and is designed to work with the Diesel engine in the Mercedes Citan W415 109 CDI model. It is responsible for the safe storage of fuel, its delivery to the pump, and proper integration with the filler and venting system. The integrated fuel pump allows for maintaining the correct pressure and flow in the rest of the installation, which translates into stable operation of the power unit.

Construction, capacity, and performance parameters

The tank has been constructed with commercial vehicle operation in mind, where both capacity and resistance to operational loads are important. The 66-liter capacity ensures an appropriate vehicle range for typical urban and extra-urban applications, reducing the frequency of refueling. The design is adapted to work with the fuel filler system and supply/return lines, as well as for installation in factory mounting points on the chassis.

The component is prepared for use with Diesel fuel, which is important for material compatibility and proper interaction with the pump and other system components. The tank has a specific weight that should be taken into account during handling and installation, especially during service work on a lift or inspection pit.

Benefits of using an original Mercedes tank

Using an original fuel tank in a Mercedes Citan vehicle allows you to maintain the factory operating parameters of the fuel system. Key advantages include:

• Precise fit to the body – factory mounting points and geometry consistent with the model's design.
• Compatibility with the fuel filler system and supply/return lines.
• Integration with the fuel pump, which simplifies the process of replacing the entire assembly.
• Consistency with the fuel system adapted for a diesel engine.

This reduces the risk of leaks, venting problems, or incorrect fuel level readings, and the installation process is predictable and repeatable.

Condition, installation, and service application

The item comes from a group of used parts, making it an attractive cost-effective alternative for accident repairs, tank corrosion, or mechanical damage. The tank with the pump will work well both for replacing a single component and for broader work within the fuel system, e.g., after chassis damage or interference with the installation.

Before installation, a standard service procedure is recommended: leak testing, verification of connection ports, and proper connection of fuel lines and the pump's electrical installation. A properly installed tank restores the correct operation of the fuel system, which has a direct impact on the starting, dynamics, and refinement of the diesel engine.

Selection by part numbers and technical support

Selecting a fuel tank for a specific version of the Mercedes Citan should be based on the OEM number and interchangeable numbers, as well as vehicle data (VIN, engine version). This avoids problems with mounting compatibility, port diameters, or fuel pump configuration. In case of doubt, manufacturer catalogs and service documentation are useful, allowing for precise matching of the component to the specific car configuration.

To better understand the role of the tank in the entire fuel supply path, how to select parts by VIN and OEM, and the principles of operation and regeneration, it is worth reading the specialist article: Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration. The article discusses practical aspects of diagnostics and maintenance of the fuel system in diesel vehicles.

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, filler pipes, or supply lines, check the available parts in the Mercedes fuel tanks and filler pipes category.