Mercedes W176 180 CDI OM607.951 Blue Efficiency ECU Kit A6079002300 Key Lock

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes W176 180 CDI OM607.951 Blue Efficiency ECU Kit Key Lock is a specialized electronic control module designed for the powertrain of the A-Class model with the OM607 diesel engine. This component from the Electronic control modules and controllers category is responsible for the precise management of the engine unit's operation, combustion parameters, and the Blue Efficiency system, supporting economical and stable vehicle operation.

Specifications and technical data

• SKU: A6079002300-2
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6079002300
• Substitutable numbers: A6079002300, A 607 900 23 00, A6079012100, A 607 901 21 00, A2C99155200, A0999004101, A 099 900 41 01, A2469054602, A 246 905 46 02
• Color: Blue
• Category: ECUs & Computer Modules

Purpose and function of the engine controller

The presented engine computer has been designed to work with the OM607 unit in the 180 CDI version, where it acts as the central controller for the injection system, turbocharging, and auxiliary systems. It is responsible for analyzing signals from sensors, calculating optimal fuel doses and injection timing, as well as coordinating the operation of actuators, which translates into stable engine performance and predictable throttle response.

Thanks to the integration with Blue Efficiency technology, the module supports strategies for reducing fuel consumption and exhaust emissions, maintaining the engine's operating parameters within the ranges specified by the manufacturer. A correctly selected controller is crucial for professional repair of the engine's electronic system, especially after the replacement or regeneration of mechanical components.

Technical characteristics and compatibility

The engine computer belongs to the Electronic control modules and controllers group, which means it has been constructed to operate in the demanding environment of the engine bay, with appropriate resistance to vibrations and temperature changes. The Blue-colored housing facilitates identification of the component within the wiring harness and allows it to be quickly distinguished from other controllers in the vehicle.

The module features dedicated connectors for the factory wiring harness, which enables installation in a near plug-and-play configuration, while adhering to the programming and adaptation procedures provided for the specific vehicle unit. The presence of the OEM part number and available interchangeable numbers (visible in the technical specification) allows for precise matching of the controller to the specific equipment version and year of the car.

Condition, verification, and service application

The offered engine computer is a used component, which in workshop practice often represents a reasonable compromise between the cost of repair and maintaining the vehicle's original electronic architecture. Such modules are frequently used in professional repairs following wiring damage, software errors, or failures resulting from power surges in the onboard network.

Due to the specific nature of ECU controllers, it is recommended that installation and configuration be performed by a specialized service center equipped with appropriate diagnostic software. A correctly selected and programmed module restores full functionality to the powertrain, minimizing the risk of error codes in the controller's memory and issues with starting or idling.

Benefits of choosing an original Mercedes module

Choosing a controller dedicated to the Mercedes A-Class with the OM607 engine ensures the preservation of factory control logic, which is important for the durability of the engine unit and the proper operation of related systems, such as the traction control system or safety systems. Original software architecture reduces the risk of conflicts with other modules in the CAN network and facilitates subsequent diagnostics.

In service practice, a used engine computer is often used as a component to restore vehicle functionality after the failure of the original controller, without the need for a costly replacement with a brand-new part. This solution is particularly attractive for vehicles in intensive use, where a quick return to full functionality while maintaining a reasonable repair budget is a priority.

Control system expansion and additional resources

If you are planning a comprehensive repair or modernization of the engine area in your Mercedes and need other elements from the same group, such as controllers, management modules, or electronic actuators, check the available parts in the Mercedes electronic control modules and controllers category.

Before deciding to install a used ECU, it is worth familiarizing yourself with practical tips regarding the selection and verification of vehicle electronics – the article "The second life of electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?" will be helpful, where you will find organized advice on the safe use of used modules in modern cars.