BMW E60 E87 LCI E90 E92 N47 Turbo Control Unit Module Actuator K006T50172

Visual condition of the part

The product shows signs of use visible in the photos.

The BMW E60 E87 E90 N47 Turbo Controller/Motor Actuator K006T50172 is an original turbocharger and parts component designed to precisely control the turbine operation in BMW N47 engines. This controller ensures factory tuning, maintaining proper engine operating parameters and stable boost characteristics.

Specifications and technical data

• SKU: 8506892-9
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8506892
• Substitutable numbers: K006T50172, 135-19614, 8506892, 11658506892, 7808478, 11657808478, 7797782, 11657797782, 4727470, 1165s4727470
• Category: Turbos & Parts

Application and function in the supercharging system

This turbine actuator controller is responsible for controlling the position of the variable geometry vanes or the control valve in the turbocharger, which translates into proper boost pressure buildup throughout the entire RPM range. In BMW E60, E87, and E90 series vehicles with the N47 engine, it is responsible for:

• stabilization of the boost pressure under various engine load conditions,
• smooth response to signals from ECU and pressure sensors,
• protection of the turbocharger against overload resulting from incorrect blade or valve control.

By maintaining the original operating characteristics, this element allows for the restoration of correct engine performance, reduction of emergency mode and elimination of power losses related to incorrect turbine control.

Construction, compatibility and identification parameters

The controller is an OEM-grade BMW part, meaning it's fully compatible with the factory N47 turbochargers used in E60, E87, and E90 models. It has a dedicated part number and a set of interchangeable numbers, making it easy to clearly identify and select the correct component for your specific engine configuration.

In practice, this means that:

• installation takes place in place of the factory controller, without the need for mechanical modifications,
• Compatibility with the original engine control software is maintained,
• Compatibility can be verified using the OEM and reference numbers visible in the product's technical specifications.

If you want to deepen your knowledge about the selection of used components for premium cars, it is worth reading the article describing how to safely use original Mercedes-Benz dismantled parts: used Mercedes parts – original dismantled components .

Condition, verification and benefits of purchasing a used controller

The turbocharger controller offered is a used component, which significantly reduces repair costs compared to a new OEM part, while maintaining factory design and fit. A used component of this type is particularly attractive in situations where:

• the original controller has been mechanically or electronically damaged,
• there are charging control errors, overcharging or undercharging,
• the vehicle enters emergency mode related to the operation of the turbocharger.

Before installation, a standard diagnostic procedure and compatibility verification by part number and interchangeable numbers are recommended. A guide describing how to check component compatibility by OEM numbers, including in BMW cars, can be helpful in selecting the right component: Risk-free online parts shopping – verification by OEM numbers .

Why choose the original BMW turbine controller?

Unlike replacements, the original BMW turbocharger controller provides:

• factory mechanical fit to the turbine housing used in the N47 engine,
• consistency with ECU control maps, which reduces the risk of errors and incorrect charging,
• predictable behavior of the charging system over the full range of speeds and operating temperatures.

For the user, this means more stable engine operation, improved driving refinement and a reduced risk of costly turbocharger failures resulting from incorrect control.

Other BMW turbocharger controllers

If you are also looking for other turbocharger controllers dedicated to vehicles of this brand, check out our BMW turbochargers and parts category, where you will find a wide selection of original turbocharger components adapted to various models and generations.