BMW X2 F39 F40 F45 F45 LCI F46 F48 Steering Control Module SAS Unit ECU 9500079

BMW X2 F39 F40 F45 F45 LCI F46 F48 Steering Control Module SAS Unit ECU is an original component from the Electronic control modules and controllers group, responsible for precise processing of signals from the steering system and driver assistance systems. This used SAS ECU controller allows for maintaining the factory operating logic of safety and comfort systems in BMW vehicles, ensuring consistency with the car's electronic architecture.

Specifications and technical data

• SKU: 9500079
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9500079
• Substitutable numbers: 34509505275, 34509500079, 34509500014, 34526882942, 34526866254, 34526866252, 34526866200, 34526864422, 34526864421, 34526860949, 34526860936, 34526864418, 34526864417, 34526864415, 34526854000, 34526864416, 34526867889, 9505275, 9500079, 9500014, 6882942, 6866254, 6866252, 6866200, 6864422, 6864421, 6860949, 6860936, 6864418, 6864417, 6864415, 6854000, 6864416, 6867889
• Category: ECUs & Computer Modules

Purpose and function of the SAS ECU module

The SAS ECU controller module in BMW X2 F39, F40, F45, F45 LCI, F46, and F48 models is responsible for processing signals from the steering angle sensor and communicating with other vehicle controllers. A properly functioning module is crucial for the correct operation of electronic stability control systems, power steering, and advanced driver assistance functions.

By using an original controller from the same ECU family, compatibility with the factory vehicle configuration is maintained, which reduces the risk of bus communication errors and facilitates adaptation in the vehicle.

Benefits of using an original BMW module

Choosing an original BMW SAS ECU module from the Electronic control modules and controllers category allows you to maintain software and hardware consistency in the vehicle. The controller is designed to work with a specific BMW electronic platform, which translates into stable system operation and predictable vehicle behavior in emergency situations.

The original module from this group ensures:

• factory fitment for the vehicle's electrical installation and network architecture,
• consistency of operating parameters with other ECU controllers,
• possibility of diagnostics and coding using standard BMW service tools.

Selection by numbers and compatibility

This SAS ECU controller has a dedicated OEM part number and an extensive set of interchangeable numbers, which facilitates the selection of the correct variant for a specific version of the BMW X2 and related models. When matching, it is recommended to compare the markings with the existing module and verify via the VIN number in the BMW catalog or a professional parts selection system.

Reasonable selection of the module in terms of hardware and software compatibility minimizes the risk of errors in stability control systems, power steering, or other functions dependent on the steering angle signal.

Condition and preparation for installation

The item comes from the secondary market, which allows for an economical repair of the electronic system while maintaining original BMW specifications. Before installation, a standard diagnostic procedure is recommended, as well as – if necessary – coding or adaptation of the module to the specific vehicle in accordance with the manufacturer's guidelines.

Installation should be performed by a workshop with experience in working with BMW electronics and access to appropriate service software to ensure correct integration of the controller with the rest of the system.

Technical support and additional information

To better understand the specifics of installation and operation of used controllers and sensors, it is worth reading the guide on our blog: Used automotive electronics – ECU modules and second-hand sensors. The article discusses selection by OEM numbers, compatibility issues, and practical aspects of installation.

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 ECU modules, comfort controllers, or safety system controllers, check the available parts in the BMW electronic control modules and controllers category.