Mini Cooper R57 Footwell Light Module Unit High EKS PL3 FRM3R Lear 3456952

The Mini Cooper R57 Footwell Light Module Unit High EKS PL3 FRM3R Lear is a specialized component from the Electronic Control Modules and Controllers group, responsible for advanced control of the footwell lighting in the cabin. The module is designed for precise integration with the Mini's electrical system, ensuring stable operation of comfort systems and consistency with the vehicle's factory electronics architecture.

Specifications and technical data

• SKU: 3456952-4
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 3456952
• Substitutable numbers: 3456952, 61353456952, 6827072, 61356827072, 3457389, 61353457389, 3456588, 61353456588, 3457586, 61353457586, 3457596, 61353457596, 3456395, 61353456395, 3456051, 61353456051, 3457527, 61353457527, 3456987, 61353456987
• Category: ECUs & Computer Modules

Module Purpose and Function

The described footwell light module operates within the interior comfort control area, integrating signals from the vehicle's electrical system and relaying them to the appropriate lighting circuits. As part of the FRM3R family, it works with body control systems, responsible for logically switching the lights in the floor area on and off, based on signals from the doors, ignition, or central locking.

Thanks to its construction in line with Mini's factory standards, the module maintains the original lighting characteristics, which is particularly important for electrical system repairs and restoring full functionality after a controller failure.

Construction and Integration with the Electrical System

The module was developed by electronics manufacturer Lear as a component intended for direct cooperation with the Mini Cooper R57's wiring harness. The internal architecture used allows for the management of multiple output channels and communication with other body controllers, enabling consistent management of interior lighting.

As a component in the Electronic Control Modules and Controllers category, the device is adapted for automotive environments, taking into account voltage fluctuations, temperature changes, and typical current loads in lighting circuits. The module's design allows for installation in its factory-designated location, which facilitates servicing and reduces the risk of installation errors.

Benefits of Using an Original Module

Using an original footwell light module for the Mini Cooper R57 ensures full compatibility with the existing electrical system and vehicle software. This solution is particularly beneficial in situations where restoring correct interior lighting operation is required after a controller failure or unsuccessful electrical modifications.

A used OEM part from this group ensures:

• consistent operation with other body controllers,
• preservation of factory comfort functions related to lighting,
• diagnosability using standard Mini service tools.

For workshops specializing in the Mini brand and users who care about the correct operation of body electronics, choosing such a module is a practical way to achieve a technically sound repair without the need for replacement solutions of uncertain compatibility.

Selection and Compatibility with Interchangeable Numbers

The module has an assigned OEM part number and a set of interchangeable numbers, which facilitates its identification in service catalogs and parts selection systems. This allows for precise matching of the controller to the specific vehicle configuration, taking into account equipment versions and the lighting system used.

When selecting a module, it is advisable to pay attention to the compatibility of the markings with the previously installed component and to the parameters listed in the technical specification to ensure correct cooperation with the electrical system and avoid communication problems within the vehicle network.

Condition and Service Application

The presented module is a used part, sourced from disassembly, making it an attractive option for service centers and users looking for an economical yet factory-standard compliant repair solution. Such components are frequently used for troubleshooting interior lighting issues, body controller errors, or incorrect operation of floor lights.

For more complex repairs of comfort systems and body electronics, it is worth familiarizing yourself with practical tips on working with FRM modules and controllers in structurally related vehicles. A detailed discussion of issues related to the repair of iDrive modules and body controllers can be found in the article: Years of Driving Pleasure – How to Care for iDrive Systems and Electronic Modules in BMW 3 and 5 Series Models Using Used Parts?

If you are planning a comprehensive repair or upgrade of the body electrical area in your Mini and need other components from the same group, such as light controllers, comfort modules, or lighting management units, check the available parts in the Mini Electronic Control Modules and Controllers category.