BMW E60 E81 E87 E90 E91 N47 120d 320d 520d Turbo Control Module Actuator 4727470

The BMW E60 E81 E87 E90 N47 Turbocharger Actuator Valve Solenoid 4727470 is an original turbocharger and parts component designed for the supercharging system in BMW N47 series engines. A used turbocharger actuator valve solenoid allows you to restore proper turbine operation while maintaining factory control characteristics.

Specifications and technical data

• SKU: 4727470-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 4727470
• Substitutable numbers: 4727470, 11654727470, 8506892, 11658506892, 7808478, 11657808478, 7797782, 11657797782
• Category: Turbos & Parts

Purpose and function in the supercharging system

The turbocharger actuator solenoid is responsible for precisely controlling boost pressure in the N47 engine installed in BMW E60, E81, E87, and E90 models. This component works with the engine control electronics to regulate the turbine mechanism position and ensure a stable, predictable response to the accelerator pedal.

By using original turbocharger components and parts, compliance with factory control maps is maintained, reducing the risk of overcharging, power drops, or limp home mode. This solution is particularly important when operating the vehicle in urban and highway conditions, where the turbocharging system operates under a wide range of loads.

Benefits of using an original BMW solenoid

The use of the original turbocharger actuator valve solenoid in the N47 engine brings a number of practical operational benefits:

• Factory compatibility – matching the electrical and vacuum systems in BMW E60, E81, E87, E90 with the N47 engine.
• Stable turbine operation – proper control of the geometry or wastegate translates into smooth build-up of boost pressure.
• Reducing controller errors – a properly functioning solenoid reduces the risk of errors related to boost pressure and the unit entering emergency mode.
• Better engine refinement – smooth acceleration, predictable throttle response and more repeatable performance.

As a used item, the part offers a cost-effective solution while maintaining the original BMW specification, which is particularly important when repairing the supercharging system in cars used daily.

Condition, origin and selection by numbers

This turbocharger actuator solenoid valve is sourced from BMW's OE offering, meaning it's a component that meets the manufacturer's factory standards. Its used condition allows for a cost-effective repair while maintaining proper compatibility with the N47 engine management system.

The selection of such a component should be based on the part number and interchangeable numbers assigned to a specific BMW reference. In practice, this means compatibility can be verified by the OEM number or reference numbers, as well as by vehicle data. If in doubt, it's worth using the parts selection methodology described in more detail in the blog article on Audi engines and working with OEM numbers. The principles described there are universal for many brands, including BMW: how to select used OEM parts by number and VIN, using the example of a five-cylinder Audi engine .

Application in BMW E60, E81, E87, E90 with N47 engine

This turbocharger actuator solenoid is designed for use in popular mid-range and compact BMW models with the N47 engine. In practice, this means it can be used for turbocharger system repairs in 3 and 5 Series models, as well as in compact models where maintaining proper dynamic performance while controlling fuel consumption is crucial.

A properly selected and efficient turbocharger actuator affects:

• proper torque building in the low and medium rev range,
• maintaining stable boost pressure during long-term driving at higher speeds,
• reducing the mechanical load on the turbine thanks to correct valve control.

Other turbochargers and parts for BMW

If you're looking for other turbochargers and parts for BMW, including components related to the supercharging system, check out our dedicated offer: turbochargers and parts for BMW . This will allow you to easily assemble the necessary components for a comprehensive service of your car's supercharging system.

Summary

The BMW E60 E81 E87 E90 N47 Turbocharger Valve Actuator Solenoid 4727470 is a used, original turbocharger and parts component designed to precisely control boost pressure in the N47 engine. Choosing this solenoid allows you to maintain factory turbocharger operating characteristics, reduce controller error issues, and maintain proper vehicle dynamics at reasonable repair costs.