BMW E60 E90 E91 330i 530i Engine N52 ECU Kit DME 7559178 CAS2 + 2 Keys Manual

BMW E60 E90 E91 330i 530i Engine N52 ECU Kit DME CAS2 + 2 Keys Manual is an engine control kit designed for N52 units in BMW 3 and 5 series models equipped with a manual transmission. The set includes the DME engine control unit along with the CAS2 module and two keys, which facilitates maintaining the consistency of the immobilizer system and vehicle electronics. This solution allows for the efficient replacement of a damaged control system in BMW E60, E90, and E91 family vehicles.

Specifications and technical data

• SKU: 7559178-4
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7559178
• Substitutable numbers: 12147577970 12147559178 5WK98081 61356981416, 7577970 7559178 6981416
• Gearbox type: Manual
• Category: ECUs & Computer Modules

Purpose and function of the ECU DME with CAS2 kit

The presented control kit is dedicated to N52 petrol engines in BMW 330i and 530i models with a manual transmission. Combining the DME controller with the CAS2 module and paired keys ensures consistent operation of the starting system, security features, and communication with other vehicle modules. This makes it possible to restore the original operating logic of the powertrain and the immobilizer system without the need for tedious matching of individual components.

Benefits of using the complete DME + CAS2 + keys kit

Using a complete control kit instead of a damaged system helps reduce diagnostics and programming time. In one package, you receive:

• a DME engine controller matched to the N52 unit,
• a CAS2 module compatible with this controller,
• two keys linked to the CAS2 module. Such a solution facilitates the restoration of proper starting, communication with the vehicle's electrical system, and stable engine operation in a mode consistent with factory specifications. For workshops specializing in BMW, this is a practical base for further vehicle configuration, and for the user – a way to achieve a technically consistent and predictable repair result.

Application in BMW vehicles with manual transmission

The discussed kit is intended for BMW cars from the E60, E90, and E91 family with an N52 engine and a manual transmission. Selecting components for a specific type of gearbox is important for the correct interaction of the controller with the drivetrain, torque control logic, and driver assistance systems. A properly selected ECU DME kit with a CAS2 module allows for maintaining the engine performance characteristics typical of the 330i and 530i versions, which is essential both during repairs and when restoring full functionality to cars from this production period.

Product characteristics and use in service practice

The product belongs to the Electronic control modules and controllers group, which means it plays a key role in managing engine operation and starting authorization. In service practice, such a kit is particularly useful in situations where there has been damage to the engine controller, problems with the CAS2 module, or a loss of synchronization between these elements and the keys. The set enables a technically consistent reconstruction of the control configuration, which is beneficial when repairing vehicles after flooding, electrical short circuits, or unsuccessful programming attempts. If you are planning a comprehensive repair or upgrade of the engine electronics in your BMW and need other components from the same group, such as controllers, comfort modules, or engine management systems, check out the available parts in the BMW electronic control modules and controllers category.

Support in selecting used modules for BMW

When working with electronics in BMW E60, E90, and E91 class vehicles, it is important to understand how used components can help maintain the character of cars from the production years of these models. In the context of a broader approach to the renovation and modernization of cars from the turn of 1998–2012, it is worth reading the material describing scenarios for using used parts in premium vehicles – you will find them in the article The second life of a youngtimer – how used car parts rejuvenate cars from the 1998–2012 model years. To compare manufacturers' approaches to preserving brand character in the context of electronics and original components, you can also refer to an article dedicated to the Audi brand, which discusses the impact of original modules and equipment elements on maintaining the vehicle's factory DNA: Audi and emotions in their purest form. How do used parts help maintain the brand's DNA?.