BMW E87 E90 E91 Fuel Pump Fuel Level Sensor 2.0 Petrol Tank N45 N46 7197075

BMW E87 E90 E91 Fuel Pump Fuel Level Sensor 2.0 Petrol Tank N45 N46 is an original fuel system component designed for BMW petrol engines from the N45/N46 family. Integrating the fuel pump function with the tank level sensor ensures stable power supply to the engine unit and precise fuel level readings. This solution allows for maintaining factory engine performance parameters and proper communication with the vehicle's electronics.

Specifications and technical data

• SKU: 7197075-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7197075
• Substitutable numbers: 16147197075, 7197075, 16117159144, 7159144, 6763850, 7197048
• Fuel type: Petrol
• Part type: Fuel Pump
• Category: Fuel Pumps & Sending Units

Function and role in the fuel system

The fuel pump integrated with the level sensor is responsible for continuously delivering fuel at the appropriate pressure from the tank to the fuel rail and for transmitting information about the current petrol level to the engine control unit. A properly functioning module is crucial for:

• stable engine operation across the full load range,
• correct cold and warm starts,
• accurate fuel level indication on the instrument cluster,
• maintaining proper air-fuel mixture parameters.

Compatibility with petrol engines

The presented component has been designed to work with BMW petrol units from the N45 and N46 families, used in 1 Series and 3 Series models. This means that the basket geometry, pump operating characteristics, and fuel level sensor signal are matched to the factory requirements of these engines. As a result, compatibility with the engine control unit software and proper interaction with the vehicle's electrical system are maintained.

Category: Fuel pumps and level sensors

The element belongs to the Fuel pumps and level sensors group, which are components responsible for fuel transport and monitoring its quantity in the tank. In practice, this means that one module performs two functions: mechanical (fuel pumping) and measurement (level reading). Such a solution simplifies the fuel system design and facilitates the diagnosis of potential faults.

Benefits of using an original BMW component

Using an original fuel pump module with a level sensor in a BMW allows for maintaining the factory parameters of the fuel system. The most important advantages include:

• Full integration with the electrical system – correct connectors, wire lengths, and sensor signal characteristics.
• Appropriate performance for a 2.0 petrol engine – no risk of insufficient supply under higher loads.
• Consistency with the control unit software – correct fuel level readings and no ECU memory errors resulting from parameter mismatches.
• Factory fit for the fuel tank – correct positioning of the basket and sensor float.

Condition and practical application

The offered module comes from the used BMW parts group, which allows for economical repair while maintaining the original design. This solution is particularly beneficial for:

• problems with starting or engine stalling at low fuel levels,
• incorrect fuel level readings on the dashboard,
• diagnosing fuel system faults in N45/N46 petrol engines. Before installation, it is recommended to perform a standard check of the electrical system and the condition of fuel lines to ensure stable and safe operation of the entire system. 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 pump modules, level sensor assemblies, or complete tank baskets, check the available parts in the BMW fuel pumps and level sensors category.

Safety and selection of used components

When choosing used fuel system components, it is worth paying attention to their origin and compatibility with the specific engine and tank version. In the case of elements that affect driving safety and the correct operation of vehicle electronics, it is particularly important to use the manufacturer's original solutions. You can find more about when a used original has an advantage over a replacement in the article: Spider web on the windshield? Why it is better to choose a used original with the manufacturer's logo when replacing.