BMW E60 E65 E85 E90 E91 Petrol N52 ECU Engine Control Unit DME 7567178 Manual

BMW E60 E65 E85 E90 E91 Petrol N52 ECU Engine Control Unit DME is an advanced component from the Electronic control modules and controllers category, responsible for managing comfort and safety functions in BMW vehicles equipped with the N52 petrol engine and a manual transmission. The CAS module works in conjunction with the vehicle's other electronics, ensuring consistent operation of the starting system, key authorization, and selected body functions.

Specifications and technical data

• SKU: 7567178-6
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7567178
• Substitutable numbers: 7567178, 12147567178, 12147577970, 7577970, 5WK98085
• Fuel type: Petrol
• Gearbox type: Manual
• Category: ECUs & Computer Modules

Purpose and function of the CAS module

The CAS computer in BMW 3, 5, 6, and Z4 series models with the N52 unit plays a key role in the vehicle's electronic architecture. It is responsible for start authorization, key communication, cooperation with engine and body modules, and control of selected security functions. This allows the vehicle to maintain logical consistency between the ignition system, steering lock, immobilizer, and other controllers.

The version designed for cars with a petrol engine and manual transmission is matched to the specific operating parameters of the N52 powertrain, which facilitates integration with the original wiring and vehicle software.

Benefits of using an original BMW module

Using a factory-original CAS computer allows for maintaining compatibility with the CAN network architecture and the logic of comfort and security systems. The original controller ensures:

• proper communication with other electronic modules in the vehicle,
• stable operation of the starting and key authorization system,
• preservation of factory safety and comfort functions,
• easier diagnostics and programming using dedicated BMW service tools.

For workshops specializing in the BMW brand and users expecting consistent electronic performance, choosing such a module is a technically safe and predictable solution.

Characteristics and application in BMW vehicles

The presented CAS computer is intended for BMW vehicles from the E60, E65, E85, E90, and E91 families equipped with the N52 petrol engine and manual transmission. This configuration allows the controller to be used in typical service scenarios, such as replacing a damaged module, repairing after water damage, or correcting communication errors in the vehicle network.

The item comes from dismantling, which in practice means the possibility of significantly reducing repair costs while maintaining the manufacturer's original specifications. Combined with the correct coding and module adaptation procedure, this is an effective alternative to purchasing a new controller.

Condition, verification, and installation aspects

The module is in Used condition, which in practice means it comes from an operated vehicle and may show signs of use typical for parts from dismantling. Before installation, a standard diagnostic procedure and preparation for coding in accordance with the requirements of the specific car are recommended.

Due to the connection of the CAS computer with the immobilizer, key, and engine controller, installation should be carried out by a workshop with experience in BMW electronics and access to appropriate service software. This helps avoid problems with start authorization and communication in the vehicle network.

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

More about BMW electronics service

To better plan the repair of electronic systems in the 3 and 5 series, including CAS, FRM, or engine controllers, it is worth familiarizing yourself with practical tips on using parts from dismantling. A detailed discussion of the topic can be found in the article: Driving pleasure for years – how to take care of iDrive systems and electronic modules in BMW 3 and 5 series models using parts from dismantling?