Mercedes X117 Front Door Wiring Harness Loom Cable Right O/S A1175401500

Mercedes X117 Front Door Wiring Harness Loom Cable Right O/S is an original electrical installation component designed for the right front side of the vehicle body. It ensures a stable connection between the door and the rest of the vehicle's electrical system, which translates into reliable operation of window controls, locks, and other electrical components. This is a solution for users who expect compatibility with the factory installation and want to avoid issues with connector fitment.

Specifications and technical data

• SKU: A1175401500
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1175401500
• Substitutable numbers: A1175401500, A 117 540 15 00
• Location on the vehicle: Front, Right
• Category: Other Starters, Alternators, ECUs & Wiring

Purpose and vehicle placement

The presented wiring harness is designed for installation in the front right door, in the area connecting the door to the body. It is responsible for transmitting signals and power between the door modules and the vehicle's main electrical system. Thanks to its dedicated placement in the vehicle, the installation process is orderly, maintaining the factory routing of the wires.

Construction and function of the wiring harness

The harness includes a set of wires and connectors matched to the electrical system of the specific X117 body configuration. The design provides for proper wire distribution within the door, which facilitates the connection of components such as lock actuators, window controls, or door lighting. Using an original harness allows for maintaining electrical and mechanical consistency with the rest of the vehicle's installation.

Benefits of using an original Mercedes wiring harness

Choosing a factory wiring harness for the front right door primarily offers:

• secure fitment of connectors to factory modules and equipment components,
• preservation of the original wire routing in the door and grommet,
• reduction of the risk of installation errors and electrical communication problems,
• easier diagnostics in the future thanks to compliance with service documentation.

For users who value installation consistency and for workshops specializing in the Mercedes brand, using such a component is a practical way to restore proper door operation after mechanical or electrical damage.

Condition of the component and use in repairs

The harness comes from dismantling, which makes it an attractive solution for maintenance repairs and restoring functionality after a collision or interference with the installation. A used original component often allows for cost reduction compared to new parts, while maintaining factory design and compatibility. It is a good solution for both professional service centers and users who handle their car maintenance themselves.

Installation expansion and selection of other components

If you are planning a comprehensive repair or upgrade of the door area and electrical system in your Mercedes and need other elements from the same group, such as additional harnesses, connectors, or control modules, check the available parts in the Other Mercedes category.

When planning upgrades to electrical systems or increasing engine power, it is also worth learning about the differences in design and equipment between standard and sports versions – this is discussed in more detail in the article Audi RS vs other models – what is hidden under the hood and chassis?, which may be helpful when comparing technical solutions used by different manufacturers.