BMW i3 I01 F45 F46 Control Unit SAS Module ECU 6860936

BMW i3 I01 F45 F46 Control Unit SAS Module ECU is a specialized component from the Electronic control modules and ECUs category, responsible for the precise operation of steering assistance and safety systems in selected BMW models. The offered control unit comes from the original BMW line, which ensures proper fitment with the vehicle's electrical system and stable cooperation with other onboard modules. This is a solution for users who want to restore full functionality to the vehicle's systems while maintaining factory operating parameters.

Specifications and technical data

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

Purpose and function of the SAS ECU control unit

The presented SAS ECU module is designed for use in BMW i3 I01 series vehicles and selected F45 and F46 models. As a component responsible for processing signals from sensors and communicating with other control units, it influences the correct operation of power steering systems, electronic stability control, and advanced driver assistance functions. As a result, the vehicle maintains predictable, manufacturer-specified responses to steering inputs and changing road conditions.

Benefits of using an original BMW module

Using an original control unit from the Electronic control modules and ECUs category provides a number of practical benefits:

• preservation of the factory logic for safety and comfort systems,
• software consistency with other modules in the vehicle,
• proper communication within the vehicle's data bus,
• reduced risk of diagnostic errors after installation.

For the user, this means stable operation of electronic systems and easier diagnostics in the future, as the control unit's operating parameters are consistent with the manufacturer's specifications. This is particularly important in modern BMW designs, where many systems are closely integrated.

Characteristics of the used product

The offered module is a used component, which allows for lower repair costs while maintaining original BMW specifications. This type of solution is often chosen by workshops specializing in the BMW brand and by informed users looking for a reasonable compromise between price and quality. A used control unit, after proper verification and adaptation, can fully restore the efficiency of the vehicle's electronic systems.

Selection by OEM number and interchangeable numbers

In the case of modules such as the SAS ECU control unit, proper matching by OEM number and available interchangeable numbers is crucial. This allows for the verification of hardware and software compatibility with a specific vehicle version, as well as avoiding communication problems within the control unit network. Before purchasing, it is worth comparing the markings with the existing component or seeking professional assistance to select the correct module for a given BMW vehicle.

If you want to learn more about the safe selection of used control units and sensors, how to select parts by VIN and OEM numbers, and installation principles, check out our guide: Used automotive electronics – ECU modules and second-hand sensors.

Support for expanding BMW electronic systems

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

For drivers who want to better plan their car's service and learn about the most frequently replaced parts, our practical overview may also be helpful: TOP 10 most frequently replaced parts in your car.

Summary

BMW i3 I01 F45 F46 Control Unit SAS Module ECU is an original component from the electronic control unit group, designed to work with advanced safety and comfort systems in BMW vehicles. Choosing this module as a used part allows for restoring the correct operation of electronic systems while maintaining factory performance characteristics, which is particularly important in modern designs based on an extensive network of control units.