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 an original electronic control unit designed for 150 HP N46 engines paired with an automatic transmission. This component from the Electronic control modules and controllers category is responsible for precise engine management, ensuring stable power characteristics and proper communication with other vehicle systems. Thanks to its factory design, this DME is the right choice for professional control system repairs in BMW 1 Series E87 and 3 Series E90 models.

Specifications and technical data

• SKU: 7561834-13
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7561834
• Substitutable numbers: 7561834, 12147561834, 7565301, 12147565301, 7561891, 12147561891, 7550867, 12147550867, 7550857, 12147550857, 7568658, 12147568658, 7550869, 12147550869, 7568646, 12147568646, 4834203, 12144834203, 7563348, 12147563348, 7563362, 12147563362, 7550873, 12147550873, 7557699
• Gearbox type: Automatic
• Category: ECUs & Computer Modules

Purpose and function of the DME controller

The presented engine control unit is dedicated to 150 HP N46 petrol engines used in the BMW 1 Series E87 and 3 Series E90. The DME controller is responsible for coordinating key engine operating parameters, such as fuel injection, ignition timing, and interaction with auxiliary equipment, which translates into predictable throttle response and proper engine performance.

The version designed for vehicles with an automatic transmission ensures proper data exchange between the engine and the gearbox, which is essential for smooth gear shifting and the stability of the entire drivetrain.

Benefits of using an original BMW controller

Using an original engine control unit instead of a damaged module allows you to maintain factory control logic and compatibility with the vehicle's other electronic systems. As a result, you:

• maintain software and configuration consistency with the electrical architecture of your specific BMW model,
• minimize the risk of communication errors in the vehicle's bus systems,
• ensure proper cooperation with the automatic transmission,
• facilitate the diagnostic and adaptation process at a service center.

A used controller from the Electronic control modules and controllers group is a good solution when you want to maintain the original vehicle specification at reasonable repair costs.

Selection by part numbers and vehicle integration

The DME engine control unit has an OEM part number and a set of interchangeable numbers, which allows for precise matching of the module to the specific car configuration. When selecting, it is worth using the part number and reference numbers to ensure full compatibility with the wiring harness, sensors, and other controllers in the vehicle.

Due to the nature of engine controllers, after installation, it is necessary to carry out appropriate programming, coding, or synchronization procedures with the immobilizer and other modules. Performing these tasks at a specialized service center allows you to restore full functionality to the drivetrain and avoid issues with starting the vehicle.

Application in vehicles with an automatic transmission

The presented controller is designed for configurations with an automatic transmission, which is important for proper interaction between the engine and the gearbox. The correct DME module:

• ensures proper exchange of information regarding engine load and rotational speed,
• supports smooth gear shifting in various driving modes,
• helps maintain stable idle speed during load changes.

Thanks to this, the drivetrain maintains the characteristics intended by the manufacturer, and the vehicle's reactions to driver inputs remain consistent with factory specifications.

Technical support and further reading

If you want to better understand how original used components affect the durability and handling characteristics of Bavarian models, it is worth reading our guide dedicated to this brand. Detailed information on selecting components by OEM number and practical examples can be found in the article BMW – sports performance and precision. How do original used parts extend the life of a Bavarian icon?.

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 controllers, engine management modules, or electronic parameter control systems, check out the available parts in the BMW electronic control modules and controllers category.

To compare how other manufacturers approach the issue of original electronic components, you can also check out our material regarding the Audi brand, which discusses the importance of factory modules in maintaining a vehicle's character: Audi and pure emotion. How do used parts help maintain the brand's DNA?.