Mini Cooper S R55 R56 N14 1.6 174HP ECU Kit DME 7641003 CAS3 Key Manual

Mini Cooper S R55 R56 N14 1.6 174HP ECU Kit DME CAS3 Key Manual is a complete set from the Electronic control modules and controllers group, designed for Mini vehicles with the N14 engine and manual transmission. Combining the DME engine control unit, the CAS3 module, and a matched key significantly facilitates professional repair or replacement of powertrain electronics, reducing the need for time-consuming adaptation.

Specifications and technical data

• SKU: 7641003-1
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 7641003
• Substitutable numbers: 12147587549, 7587549, 12147631001, 7631001, 7641003, 0261S04158, 61359147195, 9147195, KZ
• Gearbox type: Manual
• Category: ECUs & Computer Modules

Purpose and function of the set

The presented control set has been prepared for the Mini Cooper S R56 generation with the N14 unit and manual transmission. The DME ECU is responsible for precise engine operation control, while the CAS3 module integrates key authorization functions and vehicle security. The included key is matched to this set, which allows for maintaining the consistency of the immobilizer system. A set configured in this way is particularly useful in situations where the original engine control unit has been damaged or there are problems with the CAS module, as well as for advanced powertrain electronics repairs where component compatibility is crucial.

Benefits of using a complete DME ECU + CAS3 + key

Using a ready-made DME ECU set with the CAS3 module and key in a Mini Cooper S R56 N14 brings a number of practical benefits:

• consistency of components within a single control and security system,
• reduction of the risk of problems with immobilizer and key matching,
• facilitation of workshop work during diagnostics and electronics configuration,
• possibility of restoring proper engine control system operation after the failure of the original set. For service centers specializing in the Mini brand and for informed users, this means a more predictable repair process and greater control over the final result.

Product characteristics and practical application

The DME ECU + CAS3 + key set belongs to the Electronic control modules and controllers group, which means it is a key element of the engine management system and start authorization. In combination with a manual transmission, the set ensures proper cooperation of the controller with the powertrain equipment, in accordance with the factory configuration of the Mini Cooper S R56 N14. The used product is a good choice for users and workshops that want to maintain the original electronic architecture of the vehicle, avoiding random replacements with uncertain compatibility. A properly selected control set allows for maintaining engine performance characteristics close to factory standards.

Support in selection and knowledge expansion

If you are planning a comprehensive repair or upgrade of the engine control area in your Mini and need other components from the same group, such as additional controllers, security modules, or powertrain management systems, check the available parts in the Mini electronic control modules and controllers category. For a better understanding of how original electronic modules affect vehicle behavior and the preservation of the brand's character, it is worth reading the blog article: Audi and emotions in their purest form. How do used parts help maintain the brand's DNA?. Although the description concerns a different brand, it clearly shows why using original control modules is also important in the case of Mini.

Summary

Mini Cooper S R55 R56 N14 1.6 174HP ECU Kit DME CAS3 Key Manual is a practical, consistent set from the control electronics segment, which facilitates professional repair of the engine control system and security system in Mini cars with manual transmission. Choosing a complete set allows for reducing matching problems, shortening service time, and maintaining a configuration close to factory standards, which is important for both reliability and subsequent vehicle diagnostics.