Mini R58 Cooper S N18 1.6 184HP ECU Kit Unit DME 7620985 CAS3 + Key Manual

Mini R58 Cooper S N18 1.6 184HP ECU Kit Unit DME CAS3 + Key Manual is a complete electronic set from the Electronic Control Modules and Units category, designed for Mini vehicles with the N18 engine and manual transmission. The set includes the ECU/DME engine control unit, the CAS3 module, and a key, which significantly facilitates matching the powertrain electronics and immobilizer in one cohesive package.

Specifications and technical data

• SKU: 7620985-8
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 7620985
• Substitutable numbers: 12147639049, 7639049, 12147620985, 7620985, 12147612190, 7612190, 12147619333, 7619333, 12147613226, 7613226, 0261S06659, 61359221719, 9221719
• Gearbox type: Manual
• Category: ECUs & Computer Modules

Purpose and function of the ECU DME CAS3 kit with key

The presented set is dedicated to the Mini Cooper S R58 with the 184 HP N18 engine, equipped with a manual transmission. Combining the ECU/DME engine controller with the CAS3 module and a matched key allows for seamless operation of start functions, anti-theft security, and engine management, which is particularly important when replacing electronics after a failure or during a powertrain swap.

A set configured in this way minimizes the risk of issues with immobilizer synchronization, bus communication, and key authorization, which in practice shortens diagnostic and installation time.

Benefits of using a complete control unit set

Using a ready-made Mini Cooper S R58 ECU DME + CAS3 + key package offers a number of practical benefits:

• consistency of powertrain electronics and security systems in one set,
• reduced need for programming several independent modules from scratch,
• easier matching to the existing vehicle installation,
• reduced risk of conflicts between the engine controller and the CAS3 module.

For workshops specializing in the Mini brand and users planning a repair of the engine control system, this means a more predictable installation and configuration process, as well as a better chance of quickly restoring full vehicle functionality.

Compatibility with manual transmission

The offered set is prepared for use with a manual transmission, which is important when selecting the appropriate controller for a specific powertrain configuration. Proper matching to the transmission type affects the correct operation of functions related to torque, throttle response, and interaction with other vehicle systems.

For Mini Cooper S R58 vehicles with the N18 engine and manual transmission, this selection of electronics allows for maintaining the factory performance characteristics of the power unit and predictable vehicle behavior under various operating conditions.

Condition and use in service and upgrades

The set comes from the used Electronic Control Modules and Units segment, making it an attractive cost-effective solution while maintaining the original Mini system architecture. It can be used both for standard repairs after a controller failure and for more advanced work, such as swapping a power unit within the same engine generation.

For workshops dealing with automotive electronics, this is a practical base for further configuration, adaptation, and potential programming for a specific vehicle, while maintaining the consistency of the key, CAS3 module, and ECU.

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

More about used electronics and application possibilities

When choosing used controllers, modules, and key sets, it is worth knowing the basic principles of selection, verification, and safe installation. Practical tips on when it is worth reaching for used electronics and how to assess their suitability for a specific project can be found in the article: The second life of electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?

If you are considering further performance modifications for your Mini using used components, the advice contained in the following material may also be helpful: Tuning with used parts – how to gain performance without spending a fortune, where practical aspects of combining economy with a reasonable approach to reliability are discussed.