BMW F30 F31 320i Petrol N20 184HP Engine ECU Kit DME 8617551 FEM Key Automatic

BMW F30 F31 320i Petrol N20 184HP Engine ECU Kit DME FEM Key Automatic is a professional set from the Electronic control modules and ECUs category, designed for the 184 HP petrol engine unit with an automatic transmission. The kit ensures consistency between the powertrain electronics and comfort systems, which facilitates matching during repair or replacement of the factory control system.

Specifications and technical data

• SKU: 8617551-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8617551
• Substitutable numbers: 12148664661, 8664661, 12148617551, 8617551, 12148626172, 8626172, 12148624820, 8624820, 12148639595, 8639595, 12148610635, 8610635, 12148631725, 8631725, 0261S09709, 0 261 S09 709, 61359324781, 9324781, KZ
• Fuel type: Petrol
• Gearbox type: Automatic
• Category: ECUs & Computer Modules

Application and purpose of the ECU DME FEM kit with key

The presented set is dedicated to BMW 3 Series F30/F31 models in the 320i version with the N20 petrol engine and an automatic transmission. Combining the DME engine control unit, the FEM module, and the key allows for maintaining the integrity of the immobilizer system, which is crucial when replacing powertrain electronics in modern vehicles.

A set configured in this way enables workshops and advanced users to efficiently carry out engine control system repairs without the need to source components from different suppliers. This reduces the risk of communication issues between modules and speeds up the vehicle startup process after repair.

Benefits of using a complete BMW control unit set

Choosing a complete ECU DME set with the FEM module and key provides a number of practical benefits:

• consistency of the electronics responsible for starting and engine control,
• maintaining immobilizer system compatibility with the key,
• reducing the need for additional programming of several independent modules,
• easier diagnostics in case of future service work.

Thanks to this solution, it is possible to effectively restore the factory configuration in the area of powertrain control, which is particularly important in vehicles with an automatic transmission and extensive electronics.

Technical characteristics in the context of the powertrain

The set is designed for the N20 184 HP petrol engine, working with an automatic transmission. This means that the DME controller is prepared to handle the operating characteristics of a direct-injection petrol unit and to communicate with the automatic transmission control module.

Such matching is important both for the proper operation of the engine and for the smoothness of gear changes. Using the appropriate set of controllers minimizes the risk of communication errors between modules and the improper operation of cooperating systems, such as stability control systems or advanced comfort functions.

Condition, origin, and safety of choosing a used module

The offered set belongs to the group of used BMW Electronic control modules and ECUs, which allows for economical vehicle repair while maintaining the original manufacturer's specifications. Used electronic components, when properly selected and verified, can be a rational alternative to new parts, especially in the case of complex control systems.

To better understand when it is worth deciding on a used engine controller, comfort module, or sensors, and how to safely select such components, it is worth reading the guide: The second life of electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?.

If you want to further organize the process of buying parts online and learn practical tips regarding seller verification, matching by manufacturer markings, and assessing the condition of elements, the step-by-step guide will be helpful: Safe purchase of used car parts online – a step-by-step guide.

Support for selection and expansion of BMW electronics

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other elements from the same group, such as engine controllers, comfort modules, or transmission controllers, check the available parts in the BMW Electronic control modules and ECUs category.

Selecting the appropriate BMW F30 F31 320i Petrol N20 184HP Engine ECU Kit DME FEM Key Automatic allows you to restore full functionality of the powertrain, reduce vehicle downtime, and optimize service costs, while maintaining a high level of compliance with the manufacturer's factory configuration.