BMW 1 E87 2 Footwell Light Control Module ECU NSW PL2 FRM II Lear 9166711

BMW 1 E87 2 Footwell Light Control Module ECU NSW PL2 FRM II Lear is a specialized component from the Electronic control modules and controllers group, responsible for advanced lighting management and selected comfort functions in the BMW 1 Series E87. The FRM II Lear module ensures precise communication with the vehicle's electrical system, supporting stable operation of lighting systems and body electronics.

Specifications and technical data

• SKU: 9166711-3
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9166711
• Substitutable numbers: 61359166711, 9166711
• Category: ECUs & Computer Modules

Purpose and function of the FRM II module

The presented controller belongs to the Electronic control modules and controllers group used in BMW vehicles and is responsible for controlling the footwell lighting, exterior lights, and selected comfort functions. As a dedicated module for the BMW 1 Series E87, it interacts with the vehicle's electrical system via the communication bus, transmitting signals between switches, sensors, and actuators.

By using original Lear electronics, the module maintains correct operating parameters, which translates into predictable light performance, absence of communication errors, and consistency with the factory vehicle configuration.

Benefits of using an original BMW module

Using an original controller in the BMW 1 Series E87 allows for maintaining the consistency of the entire electrical system. The module is designed for a specific installation architecture, which ensures that it:

• supports correct cooperation with factory light switches and sensors,
• minimizes the risk of errors in the onboard controller memory,
• facilitates diagnostics using professional BMW service tools,
• ensures predictable behavior of interior and exterior lighting.

For the user, this means stable operation of the lighting system and the possibility of further service maintenance in accordance with the manufacturer's procedures.

Condition, origin, and service application

The offered module comes from a BMW vehicle and is a used part, which in service practice often represents a reasonable compromise between repair costs and maintaining the original vehicle specification. This type of controller is commonly used for:

• repairs following damage to the lighting system,
• troubleshooting malfunctions of lights or interior lighting,
• restoring body electronics functionality after flooding or a short circuit in the system.

In many cases, using an original module from the same family allows for efficient restoration of functionality without the need for costly replacement of larger sections of the electrical wiring harness.

Integration with the installation and mounting aspects

The FRM II Lear module is designed as a component that works with factory connectors and mounting brackets in the BMW 1 Series E87. As a result, it integrates with the existing installation without the need for mechanical modifications to the housing or wiring. In workshop practice, it is important to:

• maintain the correct sequence of disconnecting and connecting the connectors,
• follow procedures regarding power supply and battery disconnection,
• perform adaptation or coding of the module in accordance with the requirements of the specific vehicle.

Such an approach helps reduce the risk of additional faults and ensures compliance with the equipment configuration of a specific car.

Knowledge expansion and part selection

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 light controllers, comfort modules, or lighting management units, check the available parts in the BMW electronic control modules and controllers category.

To compare how manufacturers approach maintaining the brand's character in the context of electronics and interior equipment, you can read the article on our blog: Audi and pure emotion – how used parts help maintain the brand's DNA. This will help you better understand why using original control modules is also important in the case of BMW.