Mercedes W176 A200 CDI OM651.930 136HP Engine ECU Kit A6519009602 Automatic

Mercedes W176 A200 CDI OM651.930 136 HP Engine Control Unit Kit for Automatic Transmission is a precisely selected set from the Electronic Control Modules and Units group, designed for diesel systems. This solution is for users who want to restore proper engine operation while maintaining factory characteristics and full integration with the vehicle's electronics.

Specifications and technical data

• SKU: A6519009602-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6519009502
• Substitutable numbers: A6519009502, A 651 900 95 02, A6519010902, A 651 901 09 02, 28429192, A2469051402, A 246 905 14 02
• Fuel type: Diesel
• Gearbox type: Automatic
• Category: ECUs & Computer Modules

Application and Compatibility with OM651.930 Unit

The presented control kit is dedicated to the OM651.930 diesel engine with 136 HP, used in the Mercedes A-Class W176 generation, A200 CDI version. The kit's design has been developed for cooperation with diesel powertrains, ensuring proper control of injection, boost, and engine protection systems.

Integration with the vehicle's factory electrical architecture allows for the preservation of original operating parameters, such as torque characteristics, accelerator pedal response, and cold start strategies. Thanks to proper adaptation and coding, it is possible to restore stable, predictable powertrain operation without mechanical engine modifications.

Designed for Automatic Transmission

The kit has been prepared for cooperation with an automatic transmission, which is crucial for the correct operation of gear shifting logic, kick-down functions, and drive protection strategies. Appropriate control maps and algorithms take into account the specifics of the automatic gearbox, minimizing the risk of jerks, delays, or incorrect gear selections.

Proper matching of the control unit to the gearbox type translates to:

• smoother gear changes across the full load range,
• better cooperation with traction and stability control systems,
• preservation of factory engine and transmission protection strategies.

Diesel Engine Control System Characteristics

As a component intended for a Diesel unit, the control kit is responsible for coordinating the operation of key components such as the injection system, boost control, and exhaust emission reduction systems. Appropriately selected control software helps maintain a balance between dynamics, fuel consumption, and mechanical component durability.

In practice, this means:

• stable idle and under load operation,
• correct response to load changes in urban and highway driving,
• consistent operation with the vehicle's factory diagnostic systems.

Benefits of Using an Original Control Module

Choosing an original set from the Electronic Control Modules and Units group helps avoid problems typical of aftermarket replacements of uncertain origin. Full compatibility with the vehicle's CAN network is maintained, facilitating diagnostics, software updates, and potential future service work.

The main advantages of such a solution include:

• consistency with factory electrical diagrams and service procedures,
• possibility of correct coding and adaptation in the vehicle,
• preservation of the driving character typical for the A200 CDI model.

Condition, Verification, and Selection by Part Numbers

The offered kit comes from the used parts segment, allowing for economical repair while maintaining original manufacturer specifications. Before selecting for a specific vehicle instance, it is recommended to compare the OEM part number and available replacement numbers with the technical specifications to ensure full compatibility with the given equipment configuration.

When installing in a vehicle equipped with advanced comfort and safety systems, it is particularly important to match the module to the equipment version, which minimizes the risk of communication errors between control units and facilitates subsequent service operations.

If you are planning a comprehensive repair or upgrade of the engine control area in your Mercedes and need other parts from the same group, such as control modules, engine control units, or transmission control units, check the available parts in the Mercedes Electronic Control Modules and Units category.

For a better understanding of how original electronic modules influence the driving character and behavior of a premium brand, it is worth reading the blog article Audi and Emotions in Pure Form. How Used Parts Help Maintain Brand DNA?, which discusses the importance of factory components in modern cars.