BMW E81 X1 E84 E87 LCI E90 E92 Fuel Tank Pressure Regulator Unit 7190944

BMW E81 E87 LCI E90 E91 Fuel Float Pump Level Sensor N47 is an original part from the fuel pumps and level sensors category, designed for precise fuel level control in the tank. Using a genuine BMW solution ensures stable readings, correct integration with the instrument cluster, and predictable fuel system behavior during daily operation.

Specifications and technical data

• SKU: 7190947
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7190947
• Substitutable numbers: 7190947, 16117190947, A2C53216247, 7190944, 16117190944
• Category: Fuel Pumps & Sending Units

Purpose and Function in the Fuel System

The described fuel float pump with level sensor is responsible for continuous monitoring of the fuel quantity in the tank and transmitting the signal to the instrument cluster. In BMW 1 Series E81/E87 LCI and 3 Series E90/E91 vehicles with the N47 engine, a properly functioning fuel level sensor is crucial for:

• reliable dashboard readings,
• correct operation of the low fuel warning and warning messages,
• stable fuel system performance at various tank fill levels.

Advantages of Using an Original BMW Float Pump

Using a genuine BMW solution for the fuel pump and level sensor allows for maintaining the parameters intended by the vehicle manufacturer. In practice, this means:

• accurate reflection of the fuel system's operating characteristics for the specific model and engine version,
• compatibility with control unit software and instrument cluster logic,
• reduced risk of errors such as incorrect fuel level readings or malfunctioning low fuel warning.

A part from this category is particularly important for vehicles used for long-distance driving, where consistent and predictable fuel level readings contribute to comfortable refueling planning and driving safety.

Condition, Origin, and Installation Aspects

The offered BMW fuel float pump with level sensor comes from a used vehicle and is sold as a used part. This type of component, originating from the original fuel system, offers an attractive cost-effective alternative to new aftermarket parts, while retaining the factory design and fit for specific generations of BMW 1 and 3 Series.

During installation, it is recommended to:

• use new fuel tank seals,
• inspect the condition of the wiring harness and connectors,
• verify the accuracy of the fuel level reading after the initial startup.

By preserving the original float geometry and sensor characteristics, installation proceeds predictably, and the system can operate as intended by the manufacturer after replacement.

Selection by Part Numbers and Integration with the Fuel System

The BMW fuel pump with level sensor offered here has a dedicated OEM part number and associated interchangeable numbers, which facilitates precise identification by VIN or part number. This allows for selecting a part that precisely matches the application in a specific BMW E81, E87 LCI, E90, or E91 with an N47 engine, minimizing the risk of incompatibility.

If you have doubts regarding the completeness of the fuel system or the replacement procedure, it is advisable to consult educational materials. Extended information on the construction and operation of the fuel system can be found in the article “Fuel System – Injectors, Pumps, and Fuel Tank: Maintenance and Repair”, which covers diagnostics, part selection, and common operational issues.

Alternative BMW Fuel Pumps and Level Sensors

If you are looking for other BMW fuel pumps and level sensors for various models of this brand, check out the BMW fuel pumps and level sensors available in our store to select the component best suited to your car's specific engine version and year.