Mercedes W204 Ignition Switch Lock Control Unit Module Key A2075450108

Mercedes W204 Ignition Switch Lock Control Unit Module Key is an original component from the Switches, control elements and ignition locks group, designed for the ignition system of Mercedes vehicles. This used ignition switch module with key allows for the restoration of proper ignition operation, maintaining factory operating logic and compatibility with the vehicle's electrical system.

Specifications and technical data

• SKU: A2075450108-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2075450108
• Substitutable numbers: A2075450108, A 207 545 01 08
• Category: Switches & Controls

Technical and functional characteristics

The presented ignition switch with key is a component designed for integration with the factory ignition control system in Mercedes W204 class models. As a part from the Switches, control elements and ignition locks group, it is responsible for handling the ignition on/off procedure and transmitting signals to the vehicle's electronic systems.

This type of solution works with the vehicle's electrical installation and control modules, ensuring consistent operation with other components of the starting system. The appropriate design of the connector and housing facilitates installation in the factory location without the need for interfering with the wiring harness.

Benefits of using an original Mercedes ignition switch

Using an original ignition switch with key in a Mercedes W204 allows for maintaining consistency with the vehicle's factory electrical architecture. The component has been designed for a specific model platform, which translates into:

• proper cooperation with control modules and security systems,
• stable operation of the ignition system in daily use,
• mechanical fit to the steering column and surrounding interior elements.

A used component of this type is a reasonable choice for repairs when the priority is combining original manufacturing quality with control over service costs.

Application in the vehicle control system

The ignition switch with key in a Mercedes W204 acts as the central element for operating the ignition and powering the main electrical circuits. A correctly selected module allows for maintaining the sequence of onboard system operation intended by the manufacturer, which is important for both user comfort and the durability of other components.

Thanks to a design compliant with the vehicle manufacturer's requirements, installation proceeds in an orderly manner, and the risk of compatibility issues is limited compared to aftermarket replacements of unknown origin.

Why choose used original Mercedes parts

In the case of premium brands such as Mercedes, choosing used original components allows for significantly reducing repair costs while maintaining factory quality and fitment. You can read more about the advantages of such a solution – using the example of air conditioning compressors, air suspension elements, or multimedia modules – in the article Used parts for Mercedes – original components from dismantling, which discusses the practical aspects of selecting and operating such elements.

Expanding the control system in a Mercedes

If you are planning a comprehensive repair or upgrade of the control and engine starting zone in your Mercedes and need other elements from the same group, such as switch modules, additional control elements, or further ignition lock components, check out the available parts in the Mercedes switches, control elements and ignition locks category.