Mercedes W910 Fuel Tank Pump Sender Unit A9104701800

Mercedes W910 Fuel Tank Pump Sender Unit is an element from the Fuel pumps and level sensors group, designed for precise operation of the fuel supply system in Mercedes vehicles. It enables stable fuel delivery to the engine and accurate fuel level readings, which translates into predictable engine performance and clear indications on the instrument cluster.

Specifications and technical data

• SKU: A9104701800
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A9104701800
• Substitutable numbers: A9104701800, A 910 470 18 00
• Category: Fuel Pumps & Sending Units

Purpose and function in the fuel system

The fuel pump integrated with the sender unit is responsible for two key tasks: maintaining proper fuel supply and transmitting information about its level to the vehicle's electrical system. In the solutions used in Mercedes vehicles, this system is designed to ensure stable engine operation under both low and high loads, while simultaneously guaranteeing the driver a reliable fuel level reading.

The component from this group operates directly inside the fuel tank, which is why its proper tightness, resistance to the medium, and correct cooperation with the vehicle's factory wiring harness are essential. Using a component from the same family as original Mercedes solutions allows for maintaining the consistency of the system's operating parameters.

Benefits of using an original fuel pump with sender unit

Using a fuel pump with a sender unit dedicated to Mercedes allows for maintaining the factory characteristics of the fuel supply system. A properly selected element:

• ensures stable fuel delivery to the fuel rail or high-pressure pump,
• enables proper cooperation with the factory fuel level gauge,
• reduces the risk of controller errors resulting from an incorrect level sensor signal,
• maintains compliance with the vehicle's factory electrical architecture.

For the user, this means predictable vehicle behavior, no sudden fuel pressure drops, and clear, repeatable fuel level indications on the dashboard.

Product characteristics and condition

The offered fuel pump with sender unit comes from a Mercedes vehicle and belongs to the Fuel pumps and level sensors category. The product is in used condition, which in practice means that it was previously operated in a vehicle but is still suitable for further use after proper installation. This type of component is a good choice when you want to maintain the original fuel system design while optimizing repair costs.

When choosing a used element from this group, it is worth paying attention to compliance with the manufacturer's markings and interchangeable numbers – this allows you to avoid fitting problems and ensures correct cooperation with the electrical system and the engine controller.

Selection, installation, and compatibility

To correctly select a fuel pump with a sender unit for a specific Mercedes model, it is recommended to verify compatibility using the manufacturer's numbers and vehicle data. This ensures that the basket geometry, electrical connectors, and fuel level sensor characteristics will meet your car's factory requirements.

During installation, it is important to maintain cleanliness around the fuel tank, properly position the float, and ensure the module is tightly seated in the tank socket. A properly installed element minimizes the risk of leaks, pump malfunctions, and incorrect fuel level readings.

Technical support and expert knowledge

If you want to deepen your knowledge about the selection and operation of used components from the sensors and modules group, it is worth using expert materials. Practical tips on verifying markings, compatibility, and safe installation can be found in the Global Parts guide: Used automotive electronics on board – why is it worth choosing second-hand ECU modules and sensors?

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 in-tank pump modules, fuel level sensors, or complete supply units, check the available parts in the Mercedes fuel pumps and level sensors category.