Mercedes-Benz A-Class W168 Product Specification Fuse Assignment A1680045099

The Mercedes W168 Fuse Specification is a practical, original documentation item designed for users of the W168 A-Class models. It allows you to manage the electrical circuits in your Mercedes in an organized and safe manner, facilitating diagnostics and the selection of appropriate fuses.

Specifications and technical data

• SKU: A1680045099
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1680045099
• Substitutable numbers: A1680045099, A 1680045099, A 168 004 50 99, EM
• Category: Other Interior Parts & Accessories

Purpose and Function in the Mercedes W168

The fuse specification for the Mercedes W168 is a detailed description of the location and function of individual fuses in the vehicle's electrical system. It helps in quickly locating the correct circuit, which is particularly important when diagnosing faults with lighting, comfort equipment, auxiliary systems, or control elements.

With this item, you can perform service work in a controlled manner, reducing the risk of errors when replacing fuses and shortening the time needed to find the cause of a malfunction.

Service Application and Benefits of a Used Item

The offered specification comes from original Mercedes equipment, meaning it is tailored to the factory electrical system configuration of the W168 model. As a used item, it retains its full informational utility, serving as a convenient reference during:

• periodic inspections and minor electrical repairs,
• replacement of individual fuses in the engine bay or interior,
• verification of loads on individual circuits,
• organizing previous, undocumented installation modifications.

Choosing an original, used specification is an economical solution and helps maintain consistency with the vehicle's factory documentation.

Compatibility with Part Numbers and Designation Systems

The fuse specification is linked to a specific OEM part number and has assigned replacement numbers, which facilitates identification in service catalogs and parts selection systems. This allows you to precisely verify compatibility with your Mercedes W168 model using professional catalog tools or the support of a technical advisor.

The presence of a dedicated SKU in the store's system enables efficient inventory management and quick product retrieval for reordering or comparison with other documentation items.

Brand and Quality of Workmanship

The product is associated with the Mercedes brand, which means adherence to factory designation logic and compatibility with the original fuse layout in the W168 model. This type of documentation item is particularly valued by workshops specializing in the Mercedes brand and by users who wish to maintain their vehicle in a configuration close to its factory state.

Thanks to its original origin, the specification is clear, consistent with the descriptions on the fuse boxes, and compatible with data used in professional service programs.

Support for Electrical System Expansion and Modernization

The fuse specification is useful not only for standard repairs but also for planned electrical system modifications, such as adding extra consumers or accessories. It allows for informed circuit selection, load assessment, and avoidance of incorrect connections that could lead to overload or damage.

If you are planning a comprehensive repair or modernization of the electrical area in your Mercedes and need other parts from the same group, such as additional modules, wiring harnesses, or circuit designations, check the available parts in the Other Mercedes category.

Technical Tips and Additional Materials

When working with electrical systems, it is advisable to use reliable sources of knowledge and comparisons between different solutions used in modern cars. For a better understanding of the differences in manufacturers' approaches to powertrains, braking systems, and chassis construction, you can refer to the article Audi RS vs. Other Models – What's Under the Hood and Chassis?, which illustrates how specific technical solutions can be within individual model lines.

If you are considering the choice between new and used documentation and operational parts, the guide New or Used? A Comparison of Car Part Costs and Quality may also be helpful, discussing the differences in cost, durability, and cost-effectiveness of using aftermarket OEM parts.