BMW F10 F11 F20 F30 320i N20 184HP Engine Control ECU DME 7646763 Automatic

BMW F10 F11 F20 F30 320i N20 184HP Engine Control Unit DME 7646763 Automatic is an original electronic control module designed for N20 units with 184 HP, compatible with automatic transmissions. This item from the Electronic Control Units and Controllers category is responsible for precise engine operation management, ensuring stable driving characteristics and proper communication with other vehicle systems. Thanks to its factory design, the DME is the right choice for professional repair of the engine control system in BMW F-series models.

Specifications and technical data

• SKU: 7646763-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7646763
• Substitutable numbers: 7646763, 12147646763, 8606777, 12148606777, 7644747, 12147644747, 7649122, 12147649122, 7637481, 12147637481, 7631047, 12147631047, 7638887, 12147638887, 7635714, 12147635714, 7626110, 12147626110, 12148606306, 12147643312, 0261S08515, 0 261 S08 515, 61359290804, 9290804
• Gearbox type: Automatic
• Part type: Engine Control Unit (ECU)
• Category: ECUs & Computer Modules

DME Controller Purpose and Function

The DME engine control unit in this version is designed to work with the 184 HP N20 gasoline engine in BMW F-series models such as F10, F11, F20, or F30 in the 320i version. The module is responsible for coordinating key engine operating parameters, such as fuel injection, ignition, and auxiliary equipment interaction, which translates into predictable throttle response and proper operation across the full load range.

As an element integrated into the vehicle's architecture, the DME communicates with other controllers in the vehicle network, which is important for the operation of safety systems, comfort features, and the automatic transmission.

Compatibility with Automatic Transmission

The presented control unit is designed for configuration with an automatic transmission. This means its software and operating logic are adapted for cooperation with the mechatronics of an automatic gearbox, which affects:

• correct synchronization of engine torque with gear shift points,
• stable operation of driving modes (e.g., comfort or more dynamic),
• consistent communication with the transmission control system within the vehicle network.

This makes the module the right choice for replacing a control unit in BMW 320i N20 vehicles equipped with an automatic transmission, without the need to adapt solutions from manual versions.

Benefits of Using an Original BMW Module

Choosing an original DME control unit for BMW offers a number of practical advantages:

• Factory Fit – the module's design and parameters comply with the vehicle manufacturer's requirements, facilitating integration with the existing system.
• Vehicle Software Consistency – the control unit is prepared to operate within the BMW F-series electronic architecture, reducing the risk of conflicts between modules.
• Selection by OEM and Interchangeable Numbers – this simplifies compatibility verification with a specific vehicle.
• Professional Basis for Further Configuration – the module can be properly coded and adapted to the vehicle's equipment by a specialized service center.

Used Product Characteristics

The offered DME engine control unit is a used item, which translates into a favorable compromise between repair cost and maintaining factory quality. Such modules are often chosen by workshops specializing in the BMW brand when a damaged control unit needs replacement while keeping the repair cost-effective.

To better understand how to safely select and install used ECU modules, it is worth reading the Global Parts guide: Used Automotive Electronics Onboard – Why Choose Second-Hand ECUs and Sensors?. The article discusses, among other things, selection by OEM number, hardware and software compatibility, and practical installation aspects.

BMW Electronic Control Units and Controllers – Selection and Alternatives

If you are looking for other BMW Electronic Control Units and Controllers for your car, check out our dedicated category: BMW Electronic Control Units and Controllers. There you will find a wide selection of engine control units, comfort modules, and other onboard electronics components tailored to various models of this brand.

For drivers who want to combine economical servicing with environmental responsibility, the article Eco-Driving: Discover the Benefits of Used Car Parts, which describes the advantages of reusing proven components in modern vehicles, will also be an interesting source of knowledge.