BMW E87 E90 120i 320i N46 150HP Engine Control DME Module 7561834 Automatic

BMW E87 E90 120i 320i N46 150HP Engine Control DME Module is a specialized component from the Electronic control modules and controllers category, designed for precise management of the powertrain in selected BMW models with the N46 engine. It is responsible for advanced control of engine operating parameters, cooperation with auxiliary equipment, and integration with other vehicle systems.

Specifications and technical data

• SKU: 7561834-22
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7561834
• Substitutable numbers: 7561834, 12147561834, 7565301, 12147565301, 7561891, 12147561891, 7550867, 0261201159, 7563350
• Gearbox type: Automatic
• Category: ECUs & Computer Modules

Purpose and function of the DME controller

The presented DME module is the central element of the engine management system in BMW 1 Series E87 and 3 Series E90 models in 120i and 320i versions with the 150 HP N46 unit. It is responsible for processing signals from sensors, controlling fuel injection and ignition, and cooperating with safety and comfort systems, ensuring stable and predictable drive operation.

Thanks to its factory architecture, the controller is matched to the specific vehicle configuration, which allows for maintaining the driving characteristics typical of BMW – precise throttle response, smooth power delivery, and consistent cooperation with other onboard electronics.

Compatibility with automatic transmission

The module has been designed to work with an automatic transmission, which is crucial for proper communication between the engine controller and the drivetrain. Appropriate maps and control logic allow for:

• proper synchronization of engine torque with transmission operation,
• consistent operation of driver assistance systems,
• maintaining gear shift comfort in accordance with BMW standards.

As a result, this controller is the right choice when replacing units in vehicles equipped with an automatic transmission, minimizing the risk of communication errors and improper drive operation.

Benefits of using an original BMW module

Choosing an original controller from the Electronic control modules and controllers group allows you to maintain the factory logic of the powertrain. The most important advantages include:

• maintaining engine operating characteristics in accordance with the manufacturer's specifications,
• proper cooperation with the vehicle's electrical installation and communication buses,
• possibility of adaptation and coding in accordance with BMW service procedures,
• reduction of compatibility issues compared to universal replacements.

The item comes from a used vehicle, which in practice means it has already been verified under real road conditions, and its operating parameters are adapted to the specifics of this generation of N46 units.

Professional installation and diagnostics

Due to the technical advancement of the DME system, installation and configuration by a workshop with experience in BMW electronics are recommended. Proper connection, coding, and potential matching to the immobilizer and vehicle equipment are crucial for trouble-free engine startup and the absence of errors in onboard systems.

Before installation, it is worth performing a full vehicle diagnostic to confirm that the engine controller is indeed the cause of the problems, rather than cooperating elements (sensors, wiring, accessories). Such an approach shortens repair time and limits the costs of additional interventions.

Expanding the control system in BMW

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 additional control modules, auxiliary controllers, or accessory management units, check the available parts in the BMW electronic control modules and controllers category.

For drivers interested in a broader perspective on the use of used electronic components and maintaining the character of premium brands, it is worth reading the article on our blog: Audi and pure emotion – how used modules and controllers help maintain the brand's DNA, which shows how properly selected elements influence the preservation of the vehicle's factory properties.

If you are considering improving the performance or operating characteristics of your car using aftermarket components, the following guide may also be helpful: tuning with used parts – how to safely increase the car's potential, which discusses the practical aspects of modifications while maintaining reliability.