Mini Cooper R56 N12 1.6 120HP Petrol Engine ECU Kit DME 7573701 CAS3 + Keys

Mini Cooper R56 N12 1.6 120HP Petrol Engine ECU Kit DME CAS3 + Keys is a complete electronic set from the Electronic control modules and controllers group, designed for the 120 HP N12 petrol engine. The set includes the engine control unit along with the key, which facilitates matching to the vehicle's installation and allows for efficient replacement of a damaged module in your MINI.

Specifications and technical data

• SKU: 7573701
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 7573701
• Substitutable numbers: 7573701, 12147589972, 7589972, 12147572268, 7572268, 12147620005, 7620005, 12147620001, 7620001, 12147572264, 12147572270, 12147620020, 12147572274, 12147572272, 12147620076, 12147572276, 12147572256, 12147572260, 12147572266, 0261201775, 0 261 201 775, 61356943822, 6943822
• Fuel type: Petrol
• Category: ECUs & Computer Modules

Purpose and function of the ECU kit with key

The presented control set has been designed to work with the petrol power unit, ensuring proper engine management, fuel dosing, and communication with other vehicle systems. The inclusion of the key in the set simplifies integration with the immobilizer system and body electronics, which in practice reduces the time required for configuration after installation. Thanks to the use of an original module from dismantling, the factory characteristics of the power unit are preserved, and the control parameters remain consistent with the assumptions of the MINI manufacturer. This solution is particularly beneficial for repairs where maintaining serial settings and compatibility with the existing electrical harness is a priority.

Benefits of using an original control module

Choosing an original electronic control module with a key helps reduce the risk of communication problems in the vehicle network and diagnostic errors. This type of set is particularly useful when the existing controller has been damaged due to overload, flooding, or installation errors.

• Factory architecture of the MINI engine control system.
• Possibility to maintain serial performance parameters of the petrol unit.
• Simplified integration with the immobilizer thanks to the included key.
• Solution tailored to the specifics of the 120 HP N12 engine. A set configured in this way helps restore stable engine operation and correct communication with other controllers in the vehicle, which is important for both driving comfort and service diagnostics.

Application in the petrol system

The ECU module in this set is intended for use with the petrol supply system, which means appropriate control maps, operating logic, and air-fuel mixture control algorithms. As a result, the controller can correctly handle ignition characteristics, fuel doses, and cooperation with sensors and actuators typical for MINI petrol units. When replacing a controller in a petrol engine, it is particularly important to maintain fuel type compatibility to avoid improper unit operation, parameter reading errors, and adaptation problems. Using a dedicated module for petrol minimizes these risks and facilitates subsequent calibration at a service center.

Characteristics of the product from dismantling

The offered set comes from dismantling, which means it is a used component that retains the functionality required for further operation. This type of solution is often chosen as an economical alternative to new controllers while maintaining the manufacturer's original specifications. In practice, this allows for reducing repair costs while using a component that is structurally consistent with the factory equipment of MINI. For workshops and individual users, this is a beneficial compromise between price and maintaining proper integration with the vehicle's electronics.

Expanding knowledge about electronic modules

If you want to better understand how advanced control systems work in modern cars and how to safely use parts from dismantling, it is worth reaching for expert materials. Practical tips on working with control modules, their diagnostics, and selecting replacements can be found in the article Driving pleasure for years – how to take care of iDrive systems and electronic modules in BMW 3 and 5 series models using parts from dismantling?, which discusses key principles of handling vehicle electronics. For those interested in the specifics of the MINI brand and structural differences between older and newer generations, the post Classic Mini vs modern MINI – how the construction has changed and which original Mini parts help preserve their character may also be helpful, allowing for a better understanding of the philosophy behind these cars and the importance of original electronic modules.

Related Mini Electronic control modules and controllers

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 engine controllers, comfort modules, or body controllers, check the available parts in the Mini Electronic control modules and controllers category.