Mercedes W204 Headlight Switch LED Control Unit Module Button A2049053103

Mercedes W204 Headlight Switch LED Control Unit Module Button is a factory lighting control component designed specifically for the W204 series models. The original design ensures reliable operation of the lighting system and a consistent fit with the dashboard, while the black finish integrates harmoniously with the car's interior. It is a practical solution for users who want to restore the full functionality of the factory panel without compromising on ergonomics.

Specifications and technical data

• SKU: A2049053103-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2049053103
• Substitutable numbers: A2049053103, A 204 905 31 03
• Color: Black
• Category: Switches & Controls

Function and application of the headlight switch

The presented switch is responsible for controlling the basic lighting functions in the Mercedes W204, such as turning on the exterior lights and operating selected system modes. It has been designed as an integral part of the Switches, control elements and ignition switches group, ensuring it works with the vehicle's electrical system in accordance with the manufacturer's factory specifications. The ergonomic arrangement of knobs and buttons facilitates operation while driving, minimizing the risk of errors.

Design, color scheme and interior fit

The panel is made in a uniform black color scheme, which allows for an aesthetic match to most interior configurations of the C-Class W204 generation. The black color reduces the visibility of minor dirt and blends well with both light and dark upholstery. The design is intended for installation in the original location in the console, which allows for maintaining a consistent cockpit appearance and proper fit with adjacent elements.

Benefits of using an original switch

Choosing an original headlight panel for a Mercedes translates into a number of practical advantages:

• maintaining the factory logic of the lighting system operation,
• proper cooperation with the electrical installation and control modules,
• consistent visual fit with other cockpit elements,
• ergonomic access to lighting functions in daily use.

The element comes from the Switches, control elements and ignition switches group, which means it has been designed for durable operation in conditions typical for a vehicle interior, with frequent, repetitive use.

Characteristics of the used product

The offered headlight panel is a used part, which in practice means a favorable cost-to-functionality ratio while maintaining the original manufacturer's specification. This type of solution is particularly attractive for maintenance repairs when the priority is to restore full lighting system efficiency while maintaining the factory standard of workmanship. A used control element allows you to reduce expenses while maintaining compatibility with the Mercedes design.

Technical support and part selection

The headlight panel has a dedicated OEM part number and associated interchangeable numbers, which facilitates precise identification and selection of the appropriate variant for a specific equipment version. In case of doubt, it is worth comparing the markings with the existing element in the vehicle or seeking professional advice to ensure full compatibility with the electrical system and dashboard.

If you are planning a comprehensive repair or upgrade of the lighting control zone in your Mercedes and need other elements from the same group, such as additional control panels, function buttons or lighting control modules, check the available parts in the Mercedes switches, control elements and ignition switches category.

More about used Mercedes parts

When choosing a used headlight panel, it is worth knowing the broader context of using original dismantled components in cars of this brand. Using factory elements, even in a used version, allows you to maintain the characteristic comfort and functionality of the vehicle while reducing service costs. More practical information on this topic can be found in the article Used Mercedes parts – original components from dismantling, which discusses the advantages of such a solution in daily operation.