Mini Cooper S R56 LCI N18 184HP ECU Kit Control DME 7613226 CAS3 Key Automatic

Mini Cooper S R56 LCI N18 184HP ECU Kit Control DME CAS3 Key Automatic is a complete control set designed for Mini vehicles with the N18 engine, including the engine control unit (ECU), CAS3 module, and key. This package enables a coherent, professional replacement of the powertrain control electronics, which is particularly important in cases of starting issues, CAN network communication problems, or immobilizer coding errors. By maintaining the factory control system architecture, the set allows for precise diagnostics and stable engine operation in daily use.

Specifications and technical data

• SKU: 7613226-2
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 7613226
• Substitutable numbers: 12147639049, 7639049, 12147620985, 7620985, 12147612190, 7612190, 12147619333, 7619333, 12147613226, 7613226, 0261S06382, 0 261 S06 382, 9221719, 61359221719
• Gearbox type: Automatic
• Category: ECUs & Computer Modules

Purpose and function of the control set

The presented set from the Electronic control modules and controllers category is designed as the central management element for the engine in the Mini Cooper S R56 LCI with the 184 HP N18 unit. The engine control unit is responsible for real-time processing of sensor signals, controlling auxiliary equipment, and executing injection and ignition maps, while the CAS3 module integrates immobilizer functions, key authorization, and starting logic. The included key ensures the consistency of the entire system, which significantly facilitates adaptation in the vehicle and reduces the need for complex programming.

A set configured in this way is particularly useful in situations where the engine controller has been damaged, there are issues with the CAS3 module, or there is a loss of synchronization between these components. Using a single, matched set minimizes the risk of software conflicts and speeds up the process of restoring full vehicle functionality.

Compatibility with the powertrain and transmission

The offered set is designed to work with an automatic transmission, which is crucial for proper communication between the engine controller and the transmission control module. In vehicles with an automatic transmission, precise data exchange regarding load, torque, and operating modes is required; therefore, using a properly matched engine controller is essential for both smooth gear shifting and the durability of the entire powertrain.

In practice, this means that the set will work well in vehicles where it is necessary to replace control electronics after a failure, water damage, communication errors, or an unsuccessful software modification attempt. Maintaining compatibility with the Mini architecture allows for the preservation of factory operating parameters and driving comfort.

Benefits of using an original Mini set

Choosing a complete Mini control set offers a number of practical advantages:

• consistency of the engine controller, CAS3 module, and key, which facilitates the adaptation process in the vehicle,
• preservation of factory security and immobilizer logic,
• reduction of the risk of starting and vehicle network communication issues,
• possibility of performing precise diagnostics using standard Mini/BMW service tools.

For workshops specializing in the Mini brand and users who care about the technical correctness of repairs, using such a set allows for an orderly, predictable repair of the engine control system without the need to mix components from different sources.

Condition, origin, and practical application

The elements included in the set come from dismantling and are offered as used original Mini components. This type of solution is often chosen as a technically reasonable alternative to new controllers, especially in the case of older generation Cooper S R56 LCI models, where the availability of brand-new modules can be limited or economically unjustified.

The set will work well both for standard replacement of a damaged controller and for more complex repair projects involving the restoration of full engine electronics functionality after major faults. Thanks to the preservation of the original Mini architecture, it is possible to maintain stable operating parameters of the N18 unit and daily vehicle comfort.

If you are planning a comprehensive repair or upgrade of the engine area in your Mini and need other elements from the same group, such as additional controllers, comfort modules, or powertrain management systems, check the available parts in the Mini electronic control modules and controllers category.

To better understand the specifics of engine controller operation and other modules in BMW/Mini group vehicles, it is worth reading the guide on our blog: Joy of driving for years – how to take care of iDrive systems and electronic modules in BMW 3 and 5 series models using parts from dismantling?