Mercedes W176 Headlight Module Control Unit A1769004104

Mercedes W176 Ballast Module A1769004104 is a specialized component from the Front Lights group, responsible for stable power supply and correct operation of headlights in Mercedes vehicles. This module is designed for installation in the front part of the vehicle, on the left or right side, allowing for flexible application in repairs and replacements within the lighting system.

Specifications and technical data

• SKU: A1769004104
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1769004104
• Substitutable numbers: A1769004104, A 176 900 41 04
• Location on the vehicle: Front, Left, Right
• Category: Headlight Assemblies

Module Purpose and Function

The offered ballast module has been designed as a component of the headlight power supply system in Mercedes W176 models. Its task is to ensure the correct electrical parameters for the front lamps, which translates into stable illumination, proper cooperation with the vehicle's electronics, and adherence to required road safety standards.

Thanks to its design tailored to the specific body platform, the module works with the factory electrical system, enabling service replacement without the need for intervention in wiring harnesses or additional modifications.

Vehicle Placement and Service Application

The ballast module is intended for installation within the front headlights, with the possibility of application on both the left and right sides. This solution simplifies service logistics and allows for the use of one type of component when servicing both sides of the vehicle.

• Servicing the front area of the vehicle within the lighting system.
• Application on the left or right side, depending on the headlight configuration.
• Can be used for post-accident repairs and standard operational replacements.

These mounting parameters make the module a practical solution for workshops specializing in the Mercedes brand, as well as for users who are independently assembling lighting system components.

Product Characteristics and Compatibility with Mercedes W176

Mercedes W176 Ballast Module A1769004104 is a part developed with the intention of maintaining compliance with the manufacturer's factory standards. The module's design allows for cooperation with original headlights and vehicle control units, which minimizes the risk of errors in onboard systems and facilitates diagnostics.

The product comes from the Front Lights segment, making it directly related to driving safety after dark and in difficult weather conditions. A correctly selected ballast module helps maintain the appropriate intensity and stability of illumination, which is important for both driver comfort and the vehicle's visibility to other road users.

Condition, Benefits of Use, and Technical Aspects

The offered component is in used condition, making it an attractive solution for users seeking a technically sound component within a reasonable budget. For modules in the lighting group, maintaining correct operating parameters is crucial, therefore, before installation, standard verification of the installation and correct seating in the headlight is recommended.

Using this module in the vehicle allows for:

• restoring full functionality of the front headlights after ballast failure,
• maintaining consistency with the factory electrical architecture of the Mercedes W176,
• reducing repair costs by using aftermarket parts.

Expansion of the Lighting System and Additional Information

If you are planning a comprehensive repair or modernization of the front lighting area in your Mercedes and need other components from the same group, such as headlights, control modules, or additional ballasts, check the available parts in the Mercedes Front Lights category.

For users interested in a broader perspective on the operation and maintenance costs of diesel-powered cars, an article comparing popular BMW engines may be helpful – more information can be found in the material: BMW N47 vs M57 / M57N / M57N2 – Ranking of Legendary Diesels.