BMW F10 F11 LCI Front Left Right N/O/S Headlamp LED Module Control Unit DRL

BMW F10 F11 LCI Front Left Right N/O/S Headlamp LED Module Control Unit DRL is an original component from the Front lights group, designed for installation in the front of the vehicle on either the left or right side. The module is responsible for powering and controlling the LED daytime running lights, ensuring consistent operation of the lighting system and the characteristic light signature of the facelifted BMW 5 Series models.

Specifications and technical data

• SKU: 7343876
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7343876
• Substitutable numbers: 63117343876, 7343876, KZ
• Location on the vehicle: Front, Left, Right
• Category: Headlight Assemblies

Purpose and function of the DRL module

The presented module is dedicated to installation in the front headlights of the facelifted (LCI) BMW 5 Series F10/F11 generation, where it serves as the controller for the LED daytime running lights. It is responsible for the stable power supply to the LEDs, monitoring their operation, and communicating with the vehicle's electrical system, which translates into clear daytime visibility and seamless integration with other headlight functions.

Thanks to its factory design, the module works with the original wiring harness and vehicle electronics, facilitating diagnostics and future maintenance. The mounting location on the vehicle is the front left or right side, allowing the component to be used as a replacement module in any front headlight within this generation.

Construction and fitment for BMW

The module has been designed as an OEM part for the BMW brand, taking into account the requirements for electrical and mechanical compatibility with headlights used in LCI versions. The housing and connectors are prepared for installation in factory mounting points, which limits the need for modifications to the headlight or the electrical installation.

In practice, this means:

• secure seating within the headlight structure,
• preservation of the original DRL beam geometry,
• proper cooperation with the vehicle's lighting control system.

Benefits of using an original module

Using an original DRL module in the BMW F10/F11 LCI allows you to maintain the consistency of lighting parameters with the vehicle's factory specifications. Compared to universal or non-original solutions, this component ensures:

• stable LED operation under various operating conditions,
• proper communication with the body electronics,
• preservation of the factory look and character of the daytime running lights.

For the user, this means a lower risk of lighting system errors, no need for wiring modifications, and easier diagnostics during future inspections.

Condition and service application

The item comes from the secondary market and is intended primarily as a service part for repairing the lighting system in the BMW 5 Series F10/F11 LCI. It is suitable both for replacing a damaged module after a failure and for restoring full headlight functionality after bodywork repairs.

By maintaining the original specification, the module can be used as a direct replacement for the factory-installed DRL controller, which facilitates work for workshops specializing in the BMW brand as well as individuals servicing the vehicle themselves.

Expanding the BMW lighting system – Front lights

If you are planning a comprehensive repair or upgrade of the front lighting zone in your BMW and need other elements from the same group, such as headlights, control modules, or LED components, check out the available parts in the BMW Front lights category.

Technical support and knowledge of BMW systems

When working with lighting electronics and other BMW system components, it is worth using reliable sources of knowledge regarding compatibility, OEM numbers, and installation procedures. In the context of more extensive upgrades or repairs of powertrains and accessories, the Global Parts guide on the B58 engine and accessories for the 3 Series may be helpful, available in the article BMW B58 Code – checklist before buying a turbocharger and intercooler for the BMW 3 Series (G20), which shows how to approach part selection step-by-step based on technical data and the VIN number.