BMW 3 4 Series F30 F31 F32 F33 2 Bare Plastic Fuel Tank Diesel 7294609

BMW 3 4 Series F30 F31 F32 F33 2 Bare Plastic Fuel Tank Diesel is an original fuel system component designed for diesel-powered BMW 3 and 4 Series models. Thanks to its factory design, it ensures proper fuel storage, stable engine supply, and compatibility with factory equipment in the given model.

Specifications and technical data

• SKU: 7294609-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7294609
• Substitutable numbers: 16117294609, 7294609
• 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 dedicated to BMW 3 and 4 Series F30, F31, F32, and F33 generation vehicles with diesel engines. Its task is to safely store fuel, ensure the appropriate fill level, and work in conjunction with the pump, injectors, and fuel level sensors in the diesel system.

The tank's geometry is matched to the chassis of these specific models, which allows for correct mounting to factory body points and compatibility with the original fuel filler pipe and fuel lines.

Construction and material – bare plastic fuel tank

This is a so-called bare plastic fuel tank, meaning a bare plastic fuel tank without additional accessories. This means the construction includes the tank body with appropriately shaped chambers, connection ports, and sockets for fuel system components, prepared for transferring equipment from the existing tank in the vehicle.

The plastic construction ensures corrosion resistance, low weight, and good chemical resistance to diesel fuel. The shape of the tank is optimized for utilizing chassis space while maintaining appropriate rigidity and stability with changing fuel levels.

Compatibility with the diesel system

The tank is designed for vehicles powered by diesel fuel, which is significant for the design of internal chambers, venting methods, and cooperation with the pump and sensors. The internal architecture of the tank is adapted to the operating characteristics of the diesel system, including stabilizing the fuel column during dynamic driving.

As a result, this component can work with the factory BMW injection system, maintaining proper supply parameters, which translates into correct engine operation, reduced risk of airlocks, and stable fuel level readings on the instrument cluster.

Condition, origin, and installation advantages

The offered tank is an original BMW component from the secondary market, in used condition. This type of OEM component ensures proper fit to the body, compliance with factory mounts, and compatibility with original lines, sensors, and fuel system accessories. In practice, this facilitates installation and limits the need for modifications.

Replacing the tank with an original used component is often a beneficial solution in cases of mechanical damage, corrosion of metal mounts, or leaks, allowing for the restoration of full fuel system functionality while maintaining the vehicle's factory specifications.

Technical support and selection by part numbers

Selecting a fuel tank for a specific BMW 3 or 4 Series vehicle should always be based on vehicle data and catalog numbers. This model has assigned OEM numbers and interchangeable numbers, which facilitates verification of compatibility with a specific body and engine version. In case of doubt, it is helpful to compare the construction of the old tank with the offered component.

To better understand the role of the tank in the entire supply system, diagnostics, and operating principles, it is worth reading the guide: Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration. The article discusses practical aspects of selecting parts by OEM numbers, typical symptoms of failures, and service recommendations.

If you are planning a comprehensive repair or upgrade of the fuel system area in your BMW and need other components from the same group, such as additional tanks, filler pipes, or return lines, check the available parts in the BMW fuel tanks and filler pipes category.