Mercedes W204 Steering Wheel Indicator Wiper Stalk Switch A2049000104

Mercedes W204 Steering Wheel Indicator Wiper Stalk Switch is an original component from the Switches, control elements and ignition switches group, designed for mounting on the steering column. It ensures precise control of turn signals and wiper operation, maintaining the factory ergonomics and operating logic characteristic of the Mercedes brand. This solution allows for the restoration of full control system functionality while maintaining consistency with the vehicle's other systems.

Specifications and technical data

• SKU: A2049000104
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2049000104
• Substitutable numbers: A2049000104, A 204 900 01 04
• Category: Switches & Controls

Function and application in the control system

The combination switch in Mercedes C-Class W204 generation models is responsible for handling several key functions from the steering column. It integrates turn signal and wiper controls into a single housing, allowing the driver intuitive operation without taking their hands off the steering wheel. The design is matched to the factory mounting and electrical harness, ensuring compatibility with the vehicle's original electronic system.

Construction and integration with the steering column

The element belongs to the Switches, control elements and ignition switches group, which means it is designed for close cooperation with the steering column and control modules in the vehicle. The integrated design of the turn signal and wiper stalk reduces the number of separate components, simplifying installation and subsequent diagnostics. The connectors used are prepared for cooperation with the factory electrical installation, which minimizes the risk of installation errors.

Benefits of using an original switch

Using an original combination switch in a Mercedes W204 allows for maintaining the consistency of all functions related to turn signal and wiper operation. The most important advantages include:

• factory fit for the steering column and vehicle interior,
• compatibility with electronic systems responsible for signaling and wiper operation,
• ergonomic stalk shape matched to Mercedes brand standards,
• consistent operating logic with other control elements in the cabin.

Thanks to this, the driver receives predictable, repeatable switch operation, which is important for both comfort and driving safety.

Characteristics of the used product

The offered switch is a used element, which allows for an economical repair of the control system while maintaining the manufacturer's original specifications. In the case of this type of component, it is particularly important that they come from a reliable source and are compatible with the specific vehicle model, which limits the risk of problems with installation and communication with the car's electronics. A used OEM element represents a reasonable compromise between cost and maintaining factory build quality.

Selection and compatibility within the Mercedes brand

When selecting a combination switch for a Mercedes W204, it is crucial to match it to the specific equipment version and vehicle year. It is worth paying attention to compatibility with the control modules used in the car and the type of steering column. If necessary, you can use the OEM part number or interchangeable numbers to confirm compatibility with a specific car configuration.

If you are planning a comprehensive repair or upgrade of the control area at the steering column in your Mercedes and need other elements from the same group, such as stalks, light switches, or ignition switch elements, check the available parts in the Mercedes switches, control elements and ignition switches category.

Safe selection of used control elements

When purchasing used control elements, such as combination switches, it is worth applying similar principles as when selecting components for other key vehicle systems. It is important to verify compatibility with the specific model, check the condition of the connectors, and ensure that the part comes from a trusted source. Practical tips on the safe selection of used subassemblies can be found in the article Second-hand braking system: how to safely select discs, calipers, and ABS?, the principles of which can largely be applied to other vehicle elements as well.