BMW E81 Footwell ECU Light Control Module Basis PL2 FRM3R Lear 9230455

Specialist coding required

The item offered is a module that requires coding in the vehicle by a specialist.

The module is not plug&play.

BMW E81 Footwell ECU Light Control Module Basis PL2 FRM3R is a specialized component from the Electronic control modules and controllers group, designed to manage lighting operations in BMW vehicles. It enables precise control of lighting functions, supporting the stable operation of the electrical system and proper communication with other vehicle systems.

Specifications and technical data

• SKU: 9230455
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9230455
• Substitutable numbers: 61359230455, 9230455, EM
• Category: ECUs & Computer Modules

Purpose and function of the light control module

The BMW E81 light control module is responsible for the electronic management of lighting circuits, integrating signals from switches, sensors, and the vehicle's communication bus. This allows for the consistent operation of low beam, high beam, parking lights, and other functions depending on the vehicle's configuration, while maintaining appropriate safety parameters.

As a component in the Electronic control modules and controllers category, the controller works with the vehicle's electrical system, ensuring logical load control, monitoring of input and output signals, and correct data exchange with other onboard modules.

Benefits of using an original BMW module

Using a dedicated light control module in a BMW E81 allows for maintaining the factory lighting performance and compatibility with the existing vehicle electronic architecture. Proper matching in terms of software and connectors reduces the risk of communication errors, lighting malfunctions, or fault messages appearing on the instrument cluster.

The original electronic module also facilitates diagnostics – it works with factory BMW service tools, allowing for quick error reading, adaptations, and potential coding according to the specific car configuration requirements.

Condition, fitment, and installation

The offered controller belongs to the group of used parts, which allows for an economical repair of the lighting system while maintaining an appropriate quality level. Before installation, it is recommended to verify compatibility with the specific vehicle equipment version and, if necessary, perform adaptation or coding procedures at a specialized service center.

Selecting the correct module is facilitated by the manufacturer's markings, including the OEM part number and available interchangeable numbers – these allow for precise comparison of the controller with the factory-installed component and minimize the risk of incompatibility.

Expanding the electronics system in your BMW

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

To better assess when choosing a used control module is justified and how to safely approach the purchase of such components, it is worth reading our guide: The second life of electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?

Summary

BMW E81 Footwell ECU Light Control Module Basis PL2 FRM3R is a functional solution for users who want to restore proper lighting operation or replace a damaged module with a component consistent with factory specifications. Thanks to its design intended for BMW systems and its classification in the Electronic control modules and controllers group, the product provides a technically matched base for further configuration and maintenance of the vehicle's electrical system.