BMW E60 525i M54 192HP Engine Control ECU Kit DME 7549387 CAS2 Key Automatic

BMW E60 525i M54 192HP Engine Control ECU Kit DME CAS2 Key Automatic is a coherent electronic set designed for professional repair or replacement of the powertrain control system. By maintaining the factory BMW architecture and integrating the engine control unit with the CAS2 module and key, the kit ensures high compatibility with the original installation and facilitates the restoration of the vehicle's full functionality.

Specifications and technical data

• SKU: 7549387-3
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7549387
• Substitutable numbers: 12147549387, 7549387, 5WK93024, 12147549390, 7549390, 61356943854, 6943854
• Gearbox type: Automatic
• Category: ECUs & Computer Modules

Purpose and function of the ECU DME CAS2 kit

The presented kit includes engine control for the BMW 5 Series E60 in the 525i version with the 192HP M54 engine, compatible with an automatic transmission. The DME kit with the CAS2 module and matched key is responsible for start authorization, communication with the vehicle's electrical system, and proper engine management within the factory BMW security system.

A kit configured in this way is particularly useful when replacing a damaged engine control unit, dealing with immobilizer issues, or resolving incorrect communication between modules in the vehicle. Using a single, coherent set minimizes the risk of software conflicts and speeds up the service process.

Benefits of using a complete control kit

Using the complete BMW E60 525i M54 DME CAS2 kit with key allows for:

• maintaining the consistency of the powertrain electronics and security system,
• reducing the need for advanced programming and adaptation,
• restoring proper engine start and operation after a controller failure,
• facilitating diagnostics thanks to the factory module configuration.

For workshops specializing in the BMW brand and users who care about the technical side of their vehicle, such a kit is a practical and effective service solution, especially for vehicles with an automatic transmission.

Characteristics and application in the BMW 5 Series

The engine control kit is intended for installation in the BMW 5 Series E60 in the 525i version with the M54 engine. The kit works with the vehicle's factory electrical installation, maintaining the original method of communication with other onboard modules. This makes it possible to restore the original operating parameters of the powertrain and maintain the comfort and safety functions provided by the manufacturer.

The product comes from the Electronic control modules and ECUs group, which means it is a key element for the proper operation of the powertrain and security system. Proper selection of the kit based on the model, engine version, and transmission type has a direct impact on the stability of the entire vehicle's operation.

Condition, origin, and installation aspects

The offered kit is a used item, which in BMW service practice often represents a reasonable compromise between repair costs and maintaining original OEM quality. In the case of control modules, using dismantled parts allows for maintaining compliance with factory specifications while reducing expenses compared to new components.

Before installation, a standard diagnostic procedure and verification of compatibility with the specific vehicle configuration are recommended. Professional installation and potential adaptation at a specialized BMW service center will allow you to fully utilize the kit's potential and ensure stable operation of the powertrain.

Technical support and knowledge expansion

If you want to better understand the operation of the BMW engine control unit, comfort modules, and the iDrive system in 3 and 5 Series models, as well as learn practical tips on using dismantled parts, it is worth reading the article: Driving pleasure for years – how to take care of iDrive systems and electronic modules in BMW 3 and 5 Series models using dismantled parts?

If you are planning a comprehensive repair or modernization of the engine area in your BMW and need other elements from the same group, such as controllers, security modules, or powertrain management systems, check the available parts in the BMW electronic control modules and ECUs category.