Headlight Module BMW F30 F31 LCI LED Unit Light Source Insert 1C4946D

Headlight Module BMW F30 F31 LCI LED Unit Light Source Insert is an original component from the Ballasts and igniters for lamps group, designed for precise control of LED headlights in facelifted BMW 3 Series models. This used module allows for maintaining factory lighting performance parameters, ensuring consistency with the vehicle's electrical installation and safety systems. It is a solution for drivers who want to restore full lighting functionality while adhering to original BMW specifications.

Specifications and technical data

• SKU: 7419615-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7419615
• Substitutable numbers: 63117419615, 7419615
• Category: Headlight Ballasts & Ignitors

Purpose and function of the LED headlight control module

The presented control unit is responsible for advanced management of the LED headlight operation in the facelifted (LCI) BMW F30/F31. It controls, among other things, light intensity, light beam distribution, and interaction with vehicle systems such as automatic headlight activation or daytime running light functions. By using an original module, full compatibility with the car's electrical installation and electronic architecture is maintained.

The module from this group of components is crucial for the proper operation of LED headlights, and its correct performance affects driving safety after dark and the visibility of the vehicle's lighting signals. Replacing it with a component that meets factory BMW standards minimizes the risk of errors in the diagnostic system and communication issues between control units.

Benefits of using an original BMW control unit

Using an original LED headlight control unit in a BMW 3 Series LCI provides a number of practical benefits:

• maintaining the factory lighting characteristics of the LED headlights,
• proper cooperation with the vehicle's electronic systems,
• consistency with BMW software and diagnostics,
• stable operating parameters under various operating conditions.

For users who value original BMW quality, choosing such a module is a reasonable alternative to aftermarket replacements, especially in the case of technologically advanced LED headlights. The used component also allows for optimizing repair costs while maintaining proper technical standards.

Condition, origin, and installation aspects

The offered module belongs to the group of used parts, which means it comes from disassembly and was previously used in a vehicle. Such components are frequently chosen by BMW owners who are looking for a reasonable compromise between price and maintaining the manufacturer's original specifications. In the case of LED headlight control units, this is of particular importance because the electronics must be compatible with the vehicle's architecture.

The module is structurally prepared for installation in the appropriate LED headlight, maintaining factory mounting points and connectors. With proper installation by a person familiar with the specifics of BMW electronics, it is possible to quickly restore full lighting functionality without the need for interference with the electrical harness or mechanical adaptation.

Selecting the correct module and vehicle compatibility

To ensure full compatibility with a specific version of the BMW F30 or F31 after the facelift, it is worth verifying the control unit markings and comparing them with the component installed in the vehicle before purchasing. It is essential to match the type of LED headlight used at the factory, which helps avoid communication problems in the vehicle network and errors in the diagnostic system.

A properly selected control unit from the Ballasts and igniters for lamps group enables seamless integration with the existing installation, without the need for software modifications beyond standard service procedures. This is particularly important in the case of modern lighting systems, where each module is part of a larger electronic system.

If you are planning a comprehensive repair or upgrade of the front lighting area in your BMW and need other elements from the same group, such as controllers, converters, or ignition modules, check the available parts in the BMW Ballasts and igniters for lamps category.

Technical knowledge and additional materials

When working with vehicle electronics, including lighting systems, it is worth knowing the general principles of diagnostics and handling electrical components. Materials regarding the operation and replacement of elements in the charging system and electrical installation may be helpful, such as the guide When is it worth replacing an alternator with a used one: a practical guide for drivers, which discusses the practical aspects of selecting and installing used components.

If you are considering a wider use of second-hand parts in your car of this brand, it is also worth reading the article Used parts for BMW – is it worth it? Key benefits for fans of the brand, which describes the advantages of using original, used components and key issues to pay attention to when choosing them.