Mercedes W176 Door Harness Loom Cable Wiring Front Left Right N/O/S A2465402705

Mercedes W176 Door Harness Loom Cable Wiring Front Left Right is an original electrical installation component designed to support the front driver and passenger side doors. This product from the Wires, harnesses, and connectors group ensures a stable connection between the body modules and door-mounted equipment, such as window controls or central locking. Thanks to its factory-fit design for Mercedes W176 series models, the harness allows for the efficient replacement of a damaged section of the installation without interfering with other circuits.

Specifications and technical data

• SKU: A2465402705
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2465402705
• Substitutable numbers: A2465402705, A 246 540 27 05
• Location on the vehicle: Front, Left, Right
• Category: Wiring Harnesses, Cables & Connectors

Application and vehicle placement

The presented wiring harness operates in the front left and right door area, connecting the body installation with electrical components mounted within the door panels. Its placement in the front zone of the vehicle requires maintaining the correct wire length, proper routing through grommets, and compatible connectors, all of which are ensured by the factory design dedicated to the W176 body.

This solution allows for the proper operation of door control systems, minimizes the risk of communication errors within the vehicle network, and facilitates the diagnostics of any potential power or control signal faults.

Construction and technical characteristics

The harness belongs to the Wires, harnesses, and connectors group, meaning it includes a set of wires with appropriately selected cross-sections, insulation, and factory-crimped connectors. The construction is prepared for operation in the moving door area, where wires are exposed to repeated bending with every opening and closing.

Key functional features of this harness include:

• dedicated wire routing for the front left and right doors,
• use of factory connectors compatible with the Mercedes W176 installation,
• maintenance of the correct harness geometry, facilitating installation in original mounting points.

As a result, this component can be integrated into the existing electrical system without the need for modifying the installation, soldering, or creating additional wire sections.

Benefits of using an original Mercedes harness

Using an original wiring harness in the W176 model translates into a number of practical operational benefits. Above all, full compliance with the factory electrical architecture is maintained, which limits the risk of errors in control units and communication issues between modules.

The most important advantages include:

• secure fit to factory grommets and brackets in the doors and pillars,
• minimized risk of abrasion and damage thanks to proper harness routing,
• easier future diagnostics – the installation remains consistent with manufacturer diagrams,
• the ability to restore proper door equipment functionality after body repairs or collisions.

Choosing this solution is particularly beneficial for professional body and electrical repairs, where assembly repeatability and predictable control system behavior are essential.

Product condition and service purpose

The offered wiring harness is an aftermarket component, making it an attractive cost-effective alternative to new parts while maintaining the original design and fit for the W176 body. This type of component is suitable for both post-accident repairs and for fixing faults resulting from previous wire damage in door grommets.

Due to its factory origin and dedicated placement in the vehicle, the harness is a suitable choice for workshops specializing in the Mercedes brand and for users who want to restore proper door installation functionality without using universal replacements.

Expanding the door installation in a Mercedes

If you are planning a comprehensive repair or upgrade of the door area in your Mercedes and need other elements from the same group, such as additional installation sections, connectors, or harness fragments leading to the doors, check out the available parts in the Mercedes Wires, harnesses, and connectors category.

For modernization projects or equipment modifications where you use aftermarket components, it is also worth checking out practical tips regarding the selection and installation of used parts – you can find them in the article Tuning with used parts – how to gain performance without spending a fortune, which discusses a safe approach to such modifications.