BMW G20 Petrol Fuel Pump Level Control Sensor Sender Unit Delivery 7473444

BMW G20 Petrol Fuel Pump Level Control Sensor Sender Unit Delivery is an original fuel system component responsible for precise monitoring of fuel levels in the tank and stable fuel delivery to the engine. Thanks to its factory-engineered BMW design, this part ensures compatibility with the vehicle's electronics and seamless integration with the dashboard and engine control unit.

Specifications and technical data

• SKU: 7473444
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7473444
• Substitutable numbers: 7473444, 16117473444
• Fuel type: Petrol
• Category: Fuel Pumps & Sending Units

Purpose and function in the fuel system

This unit combines the functions of a fuel pump and a level sensor, which in modern BMW G20 models allows for a compact installation within the tank and a reduction in the number of connections. This component is responsible for:

• maintaining the correct fuel pressure in the lines supplying the engine,
• continuous measurement of the fuel level in the tank,
• transmitting signals to the instrument cluster and the engine control unit,
• stable operation of the fuel system under various load conditions.

As a result, the fuel system maintains consistent operating parameters, and the driver receives reliable information regarding the fuel level.

Benefits of using an original BMW component

The original fuel pump with level sensor designed for the BMW G20 is optimized for the characteristics of this generation's petrol engines. In practice, this means:

• precise fitment to the fuel tank housing and geometry,
• proper cooperation with the factory fuel level gauge,
• adherence to the operating parameters specified by the vehicle manufacturer,
• reduced risk of control unit errors related to incorrect fuel level readings.

Choosing an original component from the Fuel pumps and level sensors category helps maintain the integrity of the entire fuel system and avoids issues typical of aftermarket replacements with inconsistent characteristics.

Technical characteristics and compatibility

The component is designed for operation in petrol fuel systems, taking into account the requirements of modern BMW engines. The module's design ensures:

• adequate pump performance for BMW G20 petrol engines,
• stable fuel level readings across the full range of tank capacity,
• compatibility with the factory wiring harness and vehicle connectors.

Consequently, installation is limited to standard service procedures, without the need for wiring modifications or electrical adaptations.

Condition, service application, and selection by part numbers

The offered module is a dismantled part intended for use as a service component during petrol fuel system repairs in the BMW G20, particularly in situations such as:

• starting problems or engine stalling caused by improper fuel delivery,
• incorrect fuel level readings on the dashboard,
• diagnostic errors related to the fuel system or level sensor.

It is always recommended to verify the part selection using the OEM number or interchangeable numbers, as well as the specific vehicle data, to minimize the risk of incompatibility. A detailed discussion on diagnostics and component selection can be found in the article Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration, which explains the operating principles of modern petrol supply systems.

Support with selection and system expansion

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

When deciding between a used or a refurbished part, the guide Refurbished or used original – which part to choose for repairs? may also be helpful, as it discusses the practical differences between these solutions in terms of durability and cost-effectiveness of the repair.