Mini Cooper R55 R56 N12 1.6 120HP ECU Kit Engine DME 7640005 CAS3 + Key Manual

Mini Cooper R55 R56 N12 1.6 120HP ECU Kit Engine DME CAS3 + Key Manual is a specialized electronic control unit designed for petrol engines with manual transmissions in Mini models. It is responsible for precise engine management and communication with the CAS system, ensuring stable operation of the powertrain and correct interaction with the vehicle's other electronic components. This solution is dedicated to drivers who expect efficient engine control system performance that meets factory standards.

Specifications and technical data

• SKU: 7640005-16
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 7640005
• Substitutable numbers: 7640005, 12147640005, 7589971, 12147589971, 7640001, 12147640001, 0261S04161, 0 261 S04 161, 9147196, 61359147196
• Fuel type: Petrol
• Gearbox type: Manual
• Category: ECUs & Computer Modules

Purpose and function of the DME CAS unit

The DME CAS unit in a Mini with an N12 120HP engine plays a key role in managing the petrol unit's operation and integrating with the vehicle's security system. The module monitors combustion parameters, interaction with engine accessories, and data exchange with other control units, which translates into stable performance characteristics and predictable responses to driver inputs. Thanks to its compatibility with manual transmission configurations, it ensures the consistent operation of the entire powertrain.

Benefits of using an original control module

Choosing an original electronic control module for a Mini allows you to maintain factory engine control logic and vehicle network communication. This type of controller is designed for a specific drivetrain configuration, which reduces the risk of compatibility issues and facilitates the adaptation process during installation. For the user, this means:

• maintaining the petrol engine performance parameters specified by the manufacturer,
• proper cooperation with the CAS system and other modules,
• consistent operation with the manual transmission,
• the ability to perform professional diagnostics and programming using standard service tools.

As a result, the engine control system remains consistent with factory specifications, which is particularly important for long-term operation and future vehicle resale.

Application in petrol systems with manual transmission

The presented controller has been prepared for use with a petrol unit and a manual transmission, which is significant for both torque management strategies and communication with other vehicle modules. In practice, this translates into:

• smooth power delivery across the entire rev range,
• consistent operation with driver assistance systems,
• better predictability of engine response during gear changes,
• easier calibration during maintenance.

A module configured in this way from the Electronic control modules and controllers group is the right choice for repairs where maintaining the original drivetrain characteristics is a priority.

Product characteristics and condition

The offered DME CAS unit is a used component, which in practice means the possibility of an economical repair while maintaining the original design and build quality. Modules of this type, sourced from dismantling, are frequently chosen by workshops specializing in the Mini brand because they allow for the restoration of the factory configuration without the need to resort to replacements with uncertain parameters. Proper selection and professional installation are crucial for the correct operation of the entire engine control system.

Technical support and knowledge about electronic modules

When working with control modules, it is worth using reliable sources of information regarding diagnostics and programming. If you are interested in how the repair of engine controllers and other modules in premium vehicles looks in practice, an article describing the use of dismantled parts in iDrive systems and BMW controllers may be helpful – you can find it here: how to take care of electronic modules and engine controllers in premium cars.

If you want to better understand why using original used electronic components can affect the vehicle's resale value, it is worth reading the guide: original used parts and car resale price.

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 components from the same group, such as engine controllers, comfort modules, or body control units, check the available parts in the Mini Electronic control modules and controllers category.