BMW U10 U11 U12 F70 F74 MAF Mass Air Flow Meter Housing Petrol Hybrid 8489559

BMW U10 U11 U12 F70 F74 MAF Mass Air Flow Meter Housing is an original intake system component by BMW, designed for use with petrol engines and hybrid systems. It ensures stable airflow guidance to the mass air flow sensor, which facilitates precise measurement and proper operation of the power unit.

Specifications and technical data

• SKU: 8489559
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8489559
• Substitutable numbers: 13718489559, 8489559
• Fuel type: Petrol
• Category: Air Intake & Fuel Sensors

Purpose and function in the intake system

The mass air flow meter housing in BMW U10, U11, U12, F70, and F74 series vehicles is responsible for the tight and stable seating of the sensor that measures the amount of intake air. In vehicles powered by petrol and in hybrid versions, accurate air mass measurement is crucial for fuel metering, engine control unit operation, and maintaining the correct air-fuel mixture.

This component belongs to the Air and fuel intake sensors group, which means it works directly with the fuel system and influences engine performance, throttle response, and fuel consumption.

Benefits of using an original BMW housing

Using a factory mass air flow meter housing ensures:

• correct positioning of the sensor in the airflow,
• proper sealing of connections in the intake system,
• stable operating conditions for the mass air flow meter across various load ranges,
• maintenance of factory performance parameters for the petrol or hybrid engine.

By maintaining the original geometry of the intake duct, the engine control unit receives reliable data, which promotes smooth engine operation and reduces the risk of diagnostic errors related to the fuel system.

Part selection by OEM and interchangeable numbers

The mass air flow meter housing is a component specific to selected BMW models, which is why it is recommended to use the OEM part number and interchangeable numbers when selecting the part. This allows you to verify compatibility with a specific body and engine version, as well as avoid issues with installation or intake system leaks.

In case of doubt, it is useful to compare the markings with service documentation or the manufacturer's catalog, which facilitates matching the housing to the specific vehicle variant and fuel system configuration.

Condition of the component and application in petrol vehicles

The offered housing comes from the used parts segment, which allows for an economical repair of the intake system while maintaining the original BMW specification. This is a particularly beneficial solution when replacing a damaged or leaking housing, especially when you want to preserve the factory design of the air intake system.

The component is designed for vehicles powered by petrol fuel, including hybrid configurations, where precise air measurement is important for both the internal combustion engine operation and its integration with the electrical system.

Technical support and additional materials

If you want to better understand the relationships between the intake system and fuel supply, diagnostics, and component selection by OEM numbers, it is worth checking out our guide: Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration. You will find practical tips on diagnostics, operation, and component selection based on manufacturer markings.

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other components from the same group, such as sensor housings, intake duct elements, or components working with the fuel system, check out the available parts in the BMW Air and fuel intake sensors category.