Mini R55 R56 LCI R60 Cooper N16 1.6 122HP Engine ECU Kit DME 7627520 CAS3 + Key

Mini R55 R56 LCI R60 Cooper N16 1.6 122HP Engine ECU Kit DME CAS3 + Key is a complete engine control kit designed for Mini models with the N16 unit, ensuring consistent operation of the powertrain and immobilizer system. The kit includes the DME engine controller, the CAS3 module, and a matched key, which facilitates professional replacement in vehicles following electronic failure. By maintaining the factory system architecture, the kit allows for the efficient restoration of proper engine operation without the need for deep software intervention.

Specifications and technical data

• SKU: 7627520-2
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 7627520
• Substitutable numbers: 12147620987, 7620987, 12148625068, 8625068, 12148600124 12147619335 12147643771 12148617050, 8600124 7619335 7643771 8617050, 12147638322 12147607685 12147627520 12147615981, 7638322 7607685 7627520 7615981, 12148652745, 8652745, 0261S07212 61359237047, 0 261 S07 2
• ECU type: Engine Control Unit
• Category: ECUs & Computer Modules

Purpose and function of the ECU kit

The presented control kit is dedicated to Mini Cooper cars with the 122 HP N16 petrol engine, used in R55, R56 LCI, and R60 bodies. As an item in the Electronic control modules and controllers category, it is responsible for comprehensive management of the powertrain – from fuel dosing and ignition to cooperation with safety and comfort systems.

Combining the engine controller with the CAS3 module and the key ensures the consistency of the immobilizer system, which significantly facilitates installation in place of a damaged set. Such a kit minimizes the risk of problems with start authorization, bus communication, and errors resulting from component mismatch.

Kit construction and benefits of complete replacement

The kit includes three key elements: the DME (Engine Control Unit), the CAS3 comfort and security module, and the associated key. Thanks to this, the user receives a coherent package that can be transferred to the vehicle as a whole, without the need to program individual components from scratch.

This solution is particularly beneficial in the case of:

• serious engine electronics damage after flooding or power surges,
• communication problems between the controller and the CAS module,
• inability to correctly code a single controller in the vehicle.

The complete kit allows for shorter diagnostic and installation times, as well as limiting the number of potential failure points after repair.

ECU type and technical aspects of installation

The ECU Type: Engine Control Unit used in the kit is responsible for precise control of N16 engine operating parameters, including throttle response, operating strategy under various load conditions, and cooperation with the vehicle's onboard systems. Replacing with a complete DME + CAS3 + key kit is a solution often chosen by workshops specializing in the Mini brand, as it limits the need for deep software intervention and immobilizer synchronization.

During installation, it is recommended to:

• perform full diagnostics before removing the old kit,
• verify the electrical installation for previous damage,
• check the correctness of communication after installation (no errors in the engine controller and CAS).

This approach allows for an orderly restoration of the proper operation of the powertrain and avoids secondary faults.

Brand, condition, and use in service practice

The kit comes from the Mini brand and is an element of the original electronic architecture used in vehicles of this model line. As a used part, it is a cost-attractive solution for workshops and individual users who want to restore full vehicle functionality while maintaining compliance with factory specifications.

In service practice, such a set is particularly useful in situations where:

• the existing engine controller has suffered permanent damage,
• there are starting problems related to the immobilizer,
• a quick, comprehensive replacement of the control electronics is necessary without long-term programming.

Support with selection and expanding knowledge

For professional workshops and users who want to better understand the importance of original control modules in modern cars, an article describing how to preserve the brand's character through the proper selection of electronics and equipment may be helpful – more on this topic can be found in the material Audi and emotions in their purest form – how used parts help maintain the brand's DNA.

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 controllers, security modules, or powertrain management systems, check the available parts in the Mini Electronic control modules and controllers category.