Mini One R55 R56 N12 1.4 Petrol Engine ECU Kit DME 7588502 CAS3 Keys Manual

Complete ECU DME engine control unit with CAS3 module and keys for Mini One R55/R56 with N12 1.4 petrol engine and manual transmission is a practical solution for workshops and users who need a proven electronic set to restore full powertrain functionality. The set comes from the Electronic control modules and controllers group, making it a cohesive package of components designed to work with a specific drive configuration.

Specifications and technical data

• SKU: 7588502-4
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 7588502
• Substitutable numbers: 7588502, 12147589972, 7589972, 12147572264, 7572264, 12147572276, 7572276, 12147572256, 12147572260, 12147620005, 12147572270, 12147620001, 12147572268, 12147620076, 12147620020, 12147572274, 12147572272, 12147572266, 0261S04456, 61359147221, 9147221
• Fuel type: Petrol
• Gearbox type: Manual
• Category: ECUs & Computer Modules

Purpose and Technical Configuration

The presented ECU DME, CAS3, and key set has been prepared for Mini One R55 and R56 models equipped with the N12 1.4 petrol engine and a manual transmission. This configuration ensures compatibility with the vehicle's original electronics architecture, facilitating installation and reducing the risk of communication problems between modules.

The set includes the engine control unit, the CAS3 module responsible for start authorization, and matched keys, which practically enables a structured and technically consistent repair or replacement of the powertrain control system.

Function of the ECU DME + CAS3 + Keys Set

In Mini vehicles, key electronic modules are logically interconnected, making the use of a complete set crucial for the proper operation of the system. In this case:

• the ECU DME engine control unit manages the operation of the N12 petrol unit,
• the CAS3 module is responsible for key identification and start authorization,
• the keys are matched to the CAS3 module, simplifying the vehicle start-up process after installation.

Thanks to this, the set creates a cohesive powertrain control system that can replace damaged or malfunctioning components in the car, minimizing the need for additional programming by the user or workshop (depending on the specific service procedure).

Benefits of Using Original Mini Modules

The set from the Electronic control modules and controllers category, based on Mini solutions, ensures the preservation of the powertrain's original operating parameters and compatibility with other vehicle systems. In practice, this means:

• maintaining proper communication within the vehicle network (including with the instrument cluster and other modules),
• the ability to restore the original operating characteristics of the petrol engine,
• reducing the risk of errors resulting from the use of inappropriate control units.

For workshops specializing in the Mini brand, such a set is a convenient service solution, allowing for efficient replacement of the entire control package in case of failure or the need to adapt the electronics to a different body.

Application in Repairs and Upgrades

The ECU DME, CAS3, and key set is suitable for both standard repairs after control unit failure and more complex tasks, such as engine unit replacement within the same petrol engine family. The consistency of elements in one package simplifies the diagnostics and subsequent configuration process, which is particularly important for vehicles where electronics play a key role in starting and securing the powertrain.

If you are planning a comprehensive repair or upgrade of the engine area in your Mini and need other parts from the same group, such as additional controllers, auxiliary modules, or powertrain management systems, check the available parts in the Mini Electronic Control Modules and Controllers category.

More About Electronic Module Operation

To better understand the operating principles of engine control units, comfort modules, or related systems in BMW/Mini group vehicles, it is worth referring to technical materials describing the practical aspects of repairs using dismantled parts. An extended discussion on the topic can be found in the article Years of Driving Pleasure – How to Care for iDrive Systems and Electronic Modules in BMW 3 and 5 Series Models Using Dismantled Parts?, which shows how to effectively use original electronic modules in the service process.

If you want to better understand the advantages of using original used electronic components in vehicle repairs, the guide OEM Quality and Safety Guarantee – Why Used Original Car Parts Are the Best Choice for Your Car?, which discusses the importance of the OEM standard in the context of repair safety and durability, may also be helpful.