Fuel Pump BMW E60 E61 LCI 520d Left N/S Delivery Unit Level Sensor 7222316

Fuel Pump BMW E60 E61 LCI 520d Left N/S Delivery Unit Level Sensor is a precision fuel system component responsible for reliable diesel level readings in the tank. Thanks to its factory-fit design for facelifted BMW 5 Series models, it ensures stable integration with the vehicle's electrical system and accurate operation of the instrument cluster gauge. This is a practical solution for users looking to restore correct fuel level readings without the costly replacement of the entire module.

Specifications and technical data

• SKU: 7222316
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7184479
• Substitutable numbers: 7184479, 16147222316, 7222316
• Location on the vehicle: Left
• Fuel type: Diesel
• Category: Fuel Pumps & Sending Units

Purpose and compatibility with BMW 520d

The offered fuel level sensor with float is designed specifically for the fuel system in BMW E60 and E61 LCI 520d diesel models. The component works with the factory fuel tank and electrical installation, allowing for the retention of original dashboard gauge functionality. Due to its dedicated design, there is no need for wiring modifications or mechanical adaptation.

Function of the fuel level sensor and float

In the BMW 5 Series fuel system construction, precise diesel level measurement plays a key role. The float moves along a guide depending on the amount of fuel in the tank, and the integrated sensor converts this movement into an electrical signal sent to the controller and instrument cluster. A properly functioning component helps avoid erroneous readings, sudden drops in levels, or the reserve light turning on when there is actually more fuel in the tank.

For diesel units, signal stability from the sensor is particularly important, as incorrect readings can make it difficult to plan refueling during long trips and complicate the diagnosis of potential fuel system issues.

Vehicle placement and role in the fuel system

The presented component is intended for installation on the left side of the fuel tank, in accordance with the factory BMW configuration. This placement ensures correct interaction with the tank design and accurate fuel level representation across the entire range – from a full tank down to the reserve. The sensor works with the diesel fuel system, forming part of a wider group of components responsible for the safe and predictable operation of the vehicle.

Characteristics of the used component

The offered fuel sensor with float comes from dismantling and is classified as a used BMW part. Such components are often chosen by users seeking a reasonable compromise between repair costs and maintaining the manufacturer's original specifications. For fuel system measuring elements, it is important that they come from the same model family and are compatible with the factory installation – which this product fulfills.

Before installation, it is recommended to perform a standard verification of the electrical connectors, the float guide, and the tank socket to ensure long-term and trouble-free operation after replacement.

System expansion – BMW fuel pumps and level sensors

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

Practical knowledge about used electronics and sensors

When choosing measuring elements and components that work with the vehicle's electrical system, it is worth knowing the basic principles of selection and diagnostics. To better understand when it is worth opting for used modules and sensors and how to minimize the risk of incorrect selection, see the guide: The second life of electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?