Mini Cooper R55 R56 N12 1.6 120HP ECU Kit DME 7600076 CAS3 Key Manual

Mini Cooper R55 R56 N12 1.6 120HP ECU Kit DME CAS3 Key Manual is a complete electronic set from the Electronic Control Units and Controllers category, designed for Mini vehicles with the N12 120 HP engine and manual transmission. The kit includes the DME engine control unit, the CAS3 module, and a matched key, which facilitates restoring the proper operation of the drivetrain after an electronics failure or when replacing the engine unit.

Specifications and technical data

• SKU: 7600076-3
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 7600076
• 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
• Gearbox type: Manual
• Category: ECUs & Computer Modules

Purpose and function of the ECU DME CAS3 kit

The presented kit is dedicated to Mini Cooper R55 and R56 series models with the N12 120 HP petrol engine, working in conjunction with a manual transmission. The DME controller is responsible for precise management of the engine's operation, including fuel delivery, ignition, and protection strategies, while the CAS3 module integrates the functions of the immobilizer, key authorization, and engine starting. The included key is synchronized with the CAS3 module and DME, which significantly simplifies the installation and vehicle startup process after replacing the electronics.

Benefits of using a complete kit

Using a complete ECU DME kit with CAS3 and a key allows you to avoid time-consuming procedures for programming individual components separately. In practice, this means:

• consistency between the engine electronics and the vehicle's security system,
• reduced risk of software conflicts between the controller and the CAS module,
• easier diagnostics and configuration using factory service tools,
• the ability to efficiently restore full functionality of the drivetrain after damage to the original controller.

For workshops specializing in the Mini brand and for advanced users, this is a particularly practical solution for engine swaps, replacing a damaged DME, or dealing with immobilizer issues.

Technical characteristics and compatibility

The kit comes from a Mini vehicle and complies with the manufacturer's factory standards, which ensures proper communication with the electrical installation, CAN network, and other modules in the car. The presence of a dedicated key matched to the CAS3 minimizes the need for additional interference with the security system. The product has an assigned OEM part number and a set of interchangeable numbers, which facilitates verification of compatibility by VIN or by catalog numbers in service documentation and parts catalogs.

The condition of the item is used, which in the case of OEM Mini electronics often means a favorable compromise between cost and maintaining original functionality. Before installation, a standard diagnostic procedure and adaptation in the vehicle according to the manufacturer's guidelines are recommended.

Practical application in service and tuning

This ECU DME kit with CAS3 and a key will work well both in professional service centers and in specialized workshops dealing with the restoration or modification of Mini Cooper vehicles. It can be used, among other things, for:

• replacing a damaged engine controller in vehicles with an N12 engine,
• solving problems with the immobilizer and key authorization,
• vehicle reconstruction projects after collisions or flooding,
• engine unit swaps within the same Mini generation.

By maintaining the original Mini electronics architecture, the kit allows for the retention of factory engine control strategies, which is important for stable operation, exhaust emissions, and compatibility with factory diagnostic systems.

Technical support and selection of used electronics

When selecting a used engine controller and CAS3 module, it is crucial to correctly match them by OEM number, interchangeable numbers, and vehicle configuration. A detailed discussion of the principles of selection, verification of HW/SW compatibility, and practical aspects of installation can be found in the Global Parts guide: Used automotive electronics – ECU modules and second-hand sensors. This is a valuable source of knowledge for mechanics and those servicing their own cars.

If you are planning a comprehensive repair or upgrade of the engine electronics area in your Mini and need other elements from the same group, such as engine controllers, comfort modules, or transmission controllers, check the available parts in the Mini Electronic Control Units and Controllers category.