Mercedes SLK R170 Headlight Light Switch Control Panel Fuse Box A1705450504

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes SLK R170 Headlight Light Switch Control Panel Fuse Box is an original component from the Switches, control elements and ignition locks group, designed for precise operation of lighting and electrical protection in the vehicle. This used module allows for maintaining factory control logic, proper load distribution, and safe operation of the electrical system in the cabin.

Specifications and technical data

• SKU: rhd-A1705450504
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1705450504
• Substitutable numbers: A1705450504, A 170 545 05 04
• Category: Switches & Controls

Function and application in the Mercedes SLK R170

This control panel is responsible for operating the exterior lights and integrating with the internal fuse box, which enables centralized management of key electrical circuits in the Mercedes SLK R170. The modular solution facilitates fault diagnostics, as well as the replacement of a single assembly without interfering with the entire electrical harness.

Thanks to a design compliant with factory Mercedes standards, the module maintains proper mounting points, connector layout, and light switch ergonomics. This allows for installation without modifying the wiring, while preserving the original cockpit appearance and proper cooperation with other vehicle controllers.

Construction and integration with the electrical system

The panel combines the function of a light switch and a fuse box in one housing, which reduces the number of connections and potential points of failure. The assembly has been designed to:

• ensure stable electrical contacts for lighting and auxiliary power circuits,
• allow quick access to fuses for diagnostic purposes,
• maintain a clear division of circuits within a single module.

The original connectors and current path routing are adapted to the characteristics of the SLK R170 system, which minimizes the risk of overheating, voltage drops, or improper operation of electrical consumers.

Benefits of using an original control panel

Using a factory light control panel with a fuse box provides a number of practical benefits in daily operation:

• Full electrical compatibility – the module works with the existing harness without the need for adaptation or soldering wires.
• Consistency with the factory protection system – the original circuit division and protection values are maintained, which facilitates servicing.
• Ergonomic operation – the light switch operates according to the driver's habits, maintaining factory positions and operating resistance.
• Aesthetic integration with the dashboard – the module fits visually into the interior, with no differences in color or shape.

Condition, selection, and installation

The item comes from an operated vehicle, which allows for maintaining a favorable cost-to-functionality ratio for electrical system repairs. Before installation, it is recommended to perform a standard inspection of connectors, fuse sockets, and the switch mechanism to confirm proper operation in the specific vehicle.

When selecting, it is worth paying attention to compatibility with the equipment version and the model year of the SLK R170, so that the panel works with the existing lighting configuration and protection system. In case of doubt, it is helpful to compare the housing design and connector layout with the currently installed module.

If you are planning a comprehensive repair or upgrade of the cabin electrical control zone in your Mercedes and need other elements from the same group, such as light switches, control modules, or ignition lock assemblies, check the available parts in the Mercedes switches, control elements and ignition locks category.

System safety and the selection of used components

Replacing the light control panel with a fuse box has a direct impact on the safety of the electrical system, which is why the selection of a used component should be well-considered. It is worth paying attention to the condition of the fuse sockets, the absence of signs of overheating, and the correct operation of the switch mechanism.

To better understand how to responsibly approach the purchase of used components critical for safety, such as braking system elements or control modules, read our guide: Second-hand braking system: how to safely choose discs, calipers, and ABS?. Although it concerns a different group of components, it presents universal principles for assessing the condition of used parts and making informed choices in a specialized store.