Exhaust Flap Motor BMW E90 N47 F10 F20 F30 F32 Engine Intake Actuator 8570791

BMW E90 N47 F10 F20 F30 F32 Intake Manifold Flap Actuator is an original part from the Air and Fuel Intake Sensors group, designed for precise control of intake manifold flaps in selected BMW models. It enables stable operation of the intake system, supporting correct cylinder filling and maintaining proper combustion parameters.

Specifications and technical data

• SKU: 8570791
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8570791
• Substitutable numbers: 8570791, 11618570791, 8506410, 11618506410
• Category: Air Intake & Fuel Sensors

Purpose and Function of the BMW Intake Manifold Flap Actuator

The intake manifold flap actuator is responsible for controlling the position of the flaps in the intake manifold of BMW engines from the N47 family and in selected E and F series models. A properly functioning component allows for:

• control of airflow in the intake manifold across various engine load ranges,
• maintenance of stable engine operation at low and medium RPMs,
• reduction of power losses resulting from incorrect flap positioning,
• support for uniform combustion of the fuel-air mixture.

This ensures the intake system maintains its proper operating characteristics, translating into predictable throttle response and smooth engine operation.

Benefits of Using an Original BMW Part

An original actuator from the BMW group ensures a perfect fit for the intake manifold and compatibility with the factory engine control unit. In practice, this means:

• maintaining factory intake system operating parameters,
• correct communication with the vehicle's electronics,
• reduced risk of diagnostic errors related to intake manifold flap position,
• no need for mechanical or electrical modifications during installation.

Choosing an original actuator is particularly important in modern diesel engines, where precise airflow control directly impacts performance and component durability.

Characteristics and Compatibility within the Air and Fuel Intake Sensors Category

As a component within the Air and Fuel Intake Sensors category, this actuator works in conjunction with other intake and fuel system components, such as mass airflow sensors, boost pressure sensors, and exhaust gas recirculation control elements. A correctly selected intake manifold flap actuator:

• complements the operation of other sensors in the intake system,
• helps maintain correct mixture parameters under various load conditions,
• reduces the risk of uneven engine operation due to incorrect flap positioning.

This component is especially crucial in vehicles used for city driving, where frequent load changes require efficient and repeatable operation of the intake system.

Condition, Origin, and Practical Application

The offered actuator comes from the original BMW production line and is intended for reinstallation in compatible E90, F10, F20, F30, and F32 series models with N47 engines. As a used part, it offers a sensible compromise between repair cost and maintaining the vehicle's factory specifications. Replacing a worn or damaged actuator with a functional unit restores correct intake manifold flap operation without altering the engine's construction.

Before installation, a standard diagnostic procedure and adaptation in the engine control unit are recommended, in accordance with the vehicle manufacturer's guidelines and the service software used.

Selection by Part Numbers and Technical Support

The intake manifold flap actuator is a component whose selection should be based on vehicle data and manufacturer markings. In practice, the following are most commonly used:

• identification by OEM part number,
• verification of available replacement numbers,
• checking compatibility with the specific engine version and car year.

If you want to learn more about selecting and installing used electronic and control components, it's worth reading the guide: used automotive electronics – why second-hand ECU modules and sensors make sense. You will find practical tips on compatibility, markings, and installation procedures there.

Related Products from the BMW Air and Fuel Intake Sensors Category

If you are also looking for other BMW Air and Fuel Intake Sensors for your car, check out our dedicated offer: BMW Air and Fuel Intake Sensors. This will help you easily assemble a complete set of components responsible for the proper operation of the intake and fuel system in your car.