BMW F30 LCI 320i B48 Engine Control Unit DME ECU Kit FEM + Key 9894912 Automatic

The DME Engine Control Unit Kit with FEM Module and Key for BMW F20/F30 LCI 120i and 320i with B48 184 HP Engine is an advanced set from the Electronic Control Modules and Units category, designed for vehicles with automatic transmission and a gasoline engine. The kit ensures the consistency of electronic components responsible for engine operation, immobilizer, and key functionality, facilitating professional repair or replacement of the factory system.

Specifications and technical data

• SKU: 9894912-4
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9894912
• Substitutable numbers: 9894912, 12149894912, 0261S21760, 0 261 S21 760, 8709212, 61358709212
• Fuel type: Petrol
• Gearbox type: Automatic
• Category: ECUs & Computer Modules

Purpose and Function of the ECU DME/FEM Kit

The presented DME Engine Control Unit Kit with FEM Module and Key is dedicated to BMW 1 Series F20 LCI 120i and 3 Series F30 LCI 320i models equipped with the B48 engine producing 184 HP. The kit includes key electronic components responsible for managing the powertrain's operation, start-up authorization, and communication with comfort systems, allowing for seamless integration with the vehicle's electrical system.

Combining the DME control unit with the FEM module and a matched key reduces the need for deep software intervention in the vehicle, simplifying the adaptation process in a specialized service center. This solution is particularly useful when replacing a damaged engine control unit or during comprehensive electronic repairs following a collision or failure.

Benefits of Using a Complete Control Unit Kit

Using a complete ECU kit with the FEM module and key in BMW F20/F30 LCI cars offers a range of practical benefits for workshops and users:

• consistency of components responsible for vehicle start-up and security,
• reduction of issues with immobilizer matching and key synchronization,
• simplified engine control unit configuration in vehicles with automatic transmission,
• potential to use the kit as a base for programming and adaptation to a specific vehicle.

For models with the B48 gasoline engine, this kit provides a solid starting point for restoring full powertrain functionality after damage to original electronic components.

Application in Vehicles with Gasoline Engines and Automatic Transmissions

The discussed kit has been developed with BMW vehicles equipped with gasoline engines and automatic transmissions in mind. This ensures that the configuration of control maps, transmission operating logic, and inter-module communication is tailored to the specifics of this powertrain configuration. This is important for both smooth gear changes and the proper functioning of driver assistance systems.

In practice, this means the kit is suitable for situations where replacing a damaged engine control unit in an automatic transmission car is necessary, and the user expects the vehicle's full functionality to be restored as efficiently as possible while maintaining the factory operating logic of the systems.

Condition, Verification, and Workshop Application

The product is sourced from disassembly and is offered as a used part, allowing for economical repairs while maintaining original manufacturer specifications. Before installation, standard diagnostics and programming by a specialized BMW service center or an experienced automotive electronics technician are recommended to correctly adapt the kit to the specific vehicle.

Due to the complexity of BMW F-series electronic systems, the installation of such a kit should be carried out by a workshop with appropriate diagnostic equipment and experience in working with DME and FEM modules. This helps minimize the risk of communication errors between modules and ensures stable powertrain operation.

More About BMW Electronics and Used Parts

If you want to better understand how to effectively service BMW engine control units, comfort modules, or the iDrive system, it's worth familiarizing yourself with practical tips on using proven used parts in 3 and 5 Series models – this is thoroughly discussed in the article Years of Driving Pleasure – How to Care for iDrive Systems and Electronic Modules in BMW 3 and 5 Series Models Using Used Parts?.

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 engine control units, comfort modules, or powertrain management systems, check the available parts in the BMW Electronic Control Modules and Units category.