Mini One R55 R56 Petrol N12 1.4 95HP Engine ECU Kit DME 7640004 CAS3 Key Manual

MINI R55 R56 Petrol N12 1.4 Engine Control Unit is an original electronic control module designed for 1.4 N12 petrol engines paired with a manual transmission. This specialized control unit from the Electronic Control Modules and Units category ensures proper engine operation management, supporting stable running, adequate dynamics, and correct communication with other vehicle systems. Choosing an original Mini control unit is the way to maintain the factory operating parameters of the powertrain.

Specifications and technical data

• SKU: 7640004-9
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 7640004
• Substitutable numbers: 12147589972, 7589972, 12147572264, 7572264, 12147572276, 7572276, 12147572256, 7572256, 12147572260, 7572260, 12147620005, 12147572270, 12147620001, 12147572268, 12147620076, 12147620020, 12147572274, 12147572272, 12147572266, 7640004, 0261S04160, 61359147195, 9147195
• Fuel type: Petrol
• Gearbox type: Manual
• Category: ECUs & Computer Modules

Purpose and Function of the MINI N12 1.4 Engine Control Unit

The presented control unit is dedicated to 1.4 N12 petrol engines used in MINI R55 and R56 models with manual transmission. Its task is to precisely control the combustion process, fuel delivery, ignition, and interaction with sensors and actuators in the engine bay. This allows the powertrain to maintain stable RPMs, predictable throttle response, and proper cooperation with safety and comfort systems.

Benefits of Using an Original Electronic Control Module

Using an original module from the Electronic Control Modules and Units group ensures compatibility with the factory electrical system architecture of MINI. The control unit is designed to work with a specific configuration of a petrol engine and manual gearbox, which reduces the risk of communication errors, starting problems, or incorrect operation of onboard systems.

Key advantages of this solution include:

• maintaining factory engine control maps,
• proper cooperation with sensors and components of the N12 unit,
• consistency with the vehicle's original software,
• reducing the risk of incompatibility typical of universal aftermarket parts.

Technical Characteristics in the Context of the Powertrain

The MINI N12 1.4 engine control unit is adapted for operation with a petrol engine, meaning it is tailored to the specifics of spark ignition, injection characteristics, and requirements for the fuel-air mixture composition. Simultaneously, the control unit is configured for a manual gearbox, ensuring that the logic for controlling RPMs, torque, and load response is adjusted for manual gear changes.

This configuration promotes predictable vehicle behavior in daily use and facilitates diagnostics – engine and gearbox operating parameters are consistent with the manufacturer's original specifications, allowing for efficient use of standard service procedures.

Condition, Verification, and Practical Application

The offered control unit is a used part, which for original MINI electronic modules often represents an economical solution while maintaining proper quality. Before installation, a standard diagnostic procedure is recommended, along with adaptation to the specific vehicle (including potential programming or adaptation according to manufacturer requirements and vehicle equipment).

The MINI N12 1.4 engine control unit is suitable as a replacement for a damaged control unit, as well as a component used in professional repairs of the injection system, starting problems, or unstable engine operation. A correctly selected module allows for the restoration of correct engine operating parameters without mechanical intervention.

Selecting a Control Unit and Additional Materials

When selecting an engine control unit for MINI R55/R56, it is crucial to pay attention to compatibility with the N12 petrol engine, 1.4 displacement, and manual transmission configuration. Interchangeable numbers are also helpful, enabling module matching to specific equipment versions and vehicle model years, which minimizes the risk of communication problems within the vehicle network.

If you are looking for other MINI Electronic Control Modules and Units, check out our dedicated offer: MINI Electronic Control Modules and Units. For a better understanding of the role of original modules in preserving the premium brand character, you can also read our blog article: how original modules and control units help maintain the brand's factory DNA.