BMW F10 F11 528i N53 258HP ECU Kit DME 7614366 CAS4 + Key Automatic

BMW F10 F11 528i N53 258HP ECU Kit DME CAS4 + Key Automatic is a complete engine control and immobilizer kit designed for BMW 5 Series F10/F11 models with the 258 HP N53 engine and automatic transmission. The kit includes the DME engine control unit, CAS4 module, and a matched key, which facilitates the restoration of proper drivetrain operation following an electronics failure. This solution allows for a consistent, technically correct replacement of key control components without the need for tedious matching of individual modules.

Specifications and technical data

• SKU: 7614366-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7614366
• Substitutable numbers: 7614366, 12147614366, 8606022, 12148606022, 7611342, 12147611342, 7645940, 12147645940, 7622837, 12147622837, 7607504, 12147607504, 7634091, 12147634091, 5WK93305, 61359230944, 9230944
• Gearbox type: Automatic
• Category: ECUs & Computer Modules

Purpose and function of the ECU DME CAS4 kit

The presented kit is dedicated to BMW 5 Series F10/F11 generation vehicles with the N53 528i engine and automatic transmission. Combining the DME controller with the CAS4 module and key ensures the consistency of the security system and engine management. This makes it possible to restore the original engine operating logic, proper communication with other vehicle modules, and maintain factory performance parameters.

In practice, such a set is particularly useful in situations where there has been damage to the engine controller, problems with the immobilizer, or a lack of communication between modules. Using a ready-made kit minimizes the risk of software incompatibility and helps reduce diagnostic and configuration time.

Benefits of using a complete control unit kit

Using a complete ECU DME kit with a CAS4 module and key offers a number of practical service and operational benefits, such as:

• consistency of the security and engine management system,
• reduction of problems with matching individual modules,
• easier configuration compared to replacing only a single component,
• preservation of the N53 engine's operating characteristics in accordance with factory specifications.

For workshops specializing in the BMW brand, such a kit is a convenient solution for more serious drivetrain electronics failures. For the end user, it means a faster return of the vehicle to full efficiency and stable operation of the drivetrain.

Integration with automatic transmission

The presented kit is intended for vehicles equipped with an automatic transmission, which is crucial for the proper cooperation of the engine controller with the transmission control module. Proper communication between the DME and the automatic transmission system affects:

• smooth gear shifting under all load ranges,
• correct torque management,
• stability of operation during dynamic acceleration and engine braking.

As a result, the drivetrain's characteristic BMW performance is maintained, and throttle response remains predictable and consistent with factory settings.

Category characteristics: Electronic control modules and controllers

The product belongs to the Electronic control modules and controllers group, which are components responsible for processing signals from sensors, controlling actuators, and communication within the vehicle network. In the case of the N53 unit, the DME controller along with the CAS4 module is responsible for, among other things:

• combustion process and fuel dose control,
• management of ignition and engine accessories,
• cooperation with safety and comfort systems,
• start authorization via the immobilizer.

A properly selected kit from this category allows for the restoration of full vehicle functionality after electronics damage, without the need for mechanical engine intervention.

Product condition and service application

The offered kit comes from the secondary market and is intended for service applications in BMW F10/F11 528i N53 vehicles. This type of solution is often chosen in cases of:

• failure of the factory engine controller,
• problems with starting the vehicle related to the immobilizer,
• the need to replace several control system components simultaneously.

For specialized workshops and users who care about maintaining the original vehicle performance characteristics, this is a practical way to restore the efficiency of the electronic system without abandoning the factory system architecture.

If you are planning a comprehensive repair or upgrade of the engine control area in your BMW and need other components from the same group, such as engine controllers, comfort modules, or security management units, check out the available parts in the BMW electronic control modules and controllers category.

To better understand how original electronic modules affect vehicle behavior and why it is worth choosing proven components, read the article on our blog: Audi and pure emotion – how used modules and controllers help maintain the brand's DNA.