Mini Cooper R56 N12 1.6 120HP Petrol ECU Kit DME 7640005 CAS3 + Key Automatic

Mini Cooper R56 N12 1.6 120HP Petrol ECU Kit DME CAS3 + Key Automatic is a complete control kit designed for petrol versions of the Mini Cooper R56 with an automatic transmission. The set includes the DME engine control unit, the CAS3 module, and a matched key, which facilitates restoring the proper operation of the electronic system after a failure or engine replacement. It is a practical solution for workshops and users who need a consistent, factory-spec set of control components.

Specifications and technical data

• SKU: 7640005-6
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 7640005
• Substitutable numbers: 12147589972, 7589972, 12147572264 12147572276 12147572256 12147572260, 7572264 7572276 7572256 7572260, 12147572268 12147620005 12147572270 12147620076, 7572268 7620005 7572270 7620076, 12147620001 12147620020 12147572274, 7620001 7620020 7572274, 12147572272 121
• Fuel type: Petrol
• Gearbox type: Automatic
• Category: ECUs & Computer Modules

Application of the ECU DME CAS3 + key kit

The presented kit is intended for Mini Cooper R56 vehicles with the 120 HP N12 petrol engine and an automatic transmission. Combining the DME engine controller with the CAS3 module and a paired key ensures the integrity of the immobilizer, ignition, and engine management systems. As a result, this kit can be used both when replacing a damaged controller and for more complex engine electronics repairs.

Benefits of using a complete control unit kit

In one package, you receive components that work together at the software level, which significantly simplifies the installation and configuration process. The kit includes:

• DME engine controller responsible for precise control of the petrol engine,
• CAS3 module handling immobilizer and ignition authorization functions,
• a key matched to the set, facilitating the restoration of full start system functionality. This combination helps reduce diagnostic time, minimizes the risk of component mismatch issues, and is particularly beneficial for repairs where repeatability and stability of the electronic system are crucial.

Technical characteristics regarding engine and transmission operation

The kit has been prepared for compatibility with petrol fuel systems and automatic transmissions. This means the control logic accounts for the specifics of automatic transmission operation, including communication between the engine controller and the modules responsible for gear shifting. For a workshop, this means the ability to use the kit in vehicles where proper cooperation between the engine, transmission, and safety systems must be maintained.

Condition and service purpose

The components included in the kit are sourced from dismantling and are intended for reinstallation in Mini Cooper R56 vehicles. This type of solution is often chosen by professional service centers as an economical alternative to new parts, while maintaining the manufacturer's original specifications. The kit is suitable for both post-accident repairs and for resolving faults related to engine electronics or the immobilizer.

Expert support and electronics selection

If you want to better understand the principles of modern control modules, their diagnostics, and the possibilities of using dismantled parts, it is worth checking out expert materials. Practical tips on working with control modules and multimedia systems can be found in the article Driving pleasure for years – how to take care of iDrive systems and electronic modules in BMW 3 and 5 series models using dismantled parts?, which discusses the approach to electronics in premium vehicles and may also be helpful when working with Mini electronics.

Electronic control modules and Mini controllers

If you are planning a comprehensive repair or upgrade of the control electronics in your Mini and need other elements from the same group, such as additional engine controllers, comfort modules, or systems responsible for vehicle communication, check the available parts in the Electronic control modules and Mini controllers category.