Mercedes R171 M271 Fuel Tank Pump Delivery Unit A1714701594

Mercedes R171 M271 Fuel Pump A1714701594 is an original part from the Fuel Pumps and Level Sensors group, designed for the fuel supply system in Mercedes vehicles with the M271 engine in the R171 body. The used pump is a functional service solution, allowing for the restoration of proper fuel supply while maintaining the manufacturer's original design concept.

Specifications and technical data

• SKU: A1714701594
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1714701594
• Substitutable numbers: A1714701594, A 171 470 15 94, A1714702394, A 171 470 23 94
• Part type: Fuel Pump
• Category: Fuel Pumps & Sending Units

Technical Characteristics and Purpose

The presented fuel pump is an original part from the Mercedes brand, designed to work with the M271 engine's fuel supply system in the R171 model. The pump's construction ensures the correct fuel pressure and flow rate, essential for stable engine operation across the full range of loads. Using a component from the same design group as the factory installation minimizes the risk of electrical and hydraulic compatibility issues.

By being assigned to the Fuel Pumps and Level Sensors category, the part works with other fuel system components, such as lines, filters, and level sensors, creating a cohesive and predictable supply system during operation.

Compatibility, Markings, and Interchangeable Numbers

The pump has a factory OEM part number, which facilitates unambiguous identification in service catalogs and when selecting by VIN. Additionally, interchangeable numbers are available, allowing the part to be matched to different equipment versions and production variants within the same technical platform.

In practice, this means that with correct selection by catalog numbers, the pump can be used as a replacement for several factory references within the same model family, increasing service flexibility and making it easier to find the right component.

Condition, Origin, and Advantages of Using a Used Part

The offered fuel pump is in Used condition, meaning it comes from a disassembly and has been previously operated in a vehicle. This type of service solution is particularly beneficial for older generation models where the availability of new parts can be limited or economically unjustified. Using an original, used pump allows for maintaining the structural integrity of the fuel system while reducing repair costs.

An additional benefit is the preservation of factory geometry and operating parameters, which minimizes the risk of fitment issues typical for some aftermarket replacements. For workshops and individual users, this means simpler installation and fewer potential points of incompatibility with the vehicle's system.

Selection, Installation, and Technical Support

When selecting a fuel pump for the Mercedes R171 with the M271 engine, it is crucial to verify compatibility by OEM number and interchangeable numbers, as well as compare the construction with the removed part. It is worth paying attention to:

• compatibility with the vehicle's electrical harness and connector,
• the correct type of fuel tank basket and mounting,
• compatibility with the installed fuel level sensor.

To better understand the fuel system's operation, diagnostic processes, and part selection by OEM numbers, it is recommended to consult the guide: Fuel System – Injectors, Pumps, and Fuel Tank: Maintenance and Repair. The article discusses, among other things, typical signs of fuel pump wear and good operating practices.

Related Mercedes Fuel System Components

If you are planning a comprehensive repair or upgrade of the fuel system area in your Mercedes and need other parts 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.

To facilitate identification within the store system, the product has its own warehouse designation SKU, which speeds up order processing and communication with the technical department in case of additional questions regarding compatibility or application.