Mercedes-Benz A-Class W176 Rear Right Door Wiring Cable A1765405608

Mercedes-Benz A-Class W176 Rear Right Door Wiring Cable is an original electrical installation component designed for the rear right door of the W176 body style. This factory-made wiring harness from the Wires, harnesses, and connectors category ensures a proper electrical connection between the door and the rest of the vehicle's installation, enabling stable operation of locks, window controls, and lighting. This used OEM component is a practical solution for post-collision repairs, replacing damaged wiring, or restoring full door functionality.

Specifications and technical data

• SKU: A1765405608
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1765405608
• Substitutable numbers: A1765405608, A 176 540 56 08, A1769980001, A 176 998 00 01, KZ
• Location on the vehicle: Rear, Right
• Category: Wiring Harnesses, Cables & Connectors

Purpose and vehicle placement

The wiring harness is designed specifically for installation in the rear right door of the W176 body, which means it features matched cable lengths, appropriate connectors, and correct cable routing relative to factory grommets and mounts. As a result, the installation is orderly, and the risk of cable tension or incorrect positioning is minimized.

The dedicated placement on the vehicle allows for maintaining the original architecture of the electrical installation, which is crucial for both reliability and subsequent diagnostics of comfort and safety systems.

Technical and functional characteristics

As an element from the Wires, harnesses, and connectors group, the door wiring harness is responsible for transmitting signals and power between control modules and components located in the door. This includes typical circuits used in rear doors, such as:

• power supply and control for the door lock actuator,
• cables for the electric window regulator (if present in the vehicle's configuration),
• signal lines for lock and handle position sensors,
• door lighting or warning light circuits (depending on vehicle equipment).

The factory design of the harness ensures compatibility with original connectors in the door and the body pillar, which facilitates plug-and-play installation without the need for modifying the wiring or soldering additional cables.

Benefits of using an original Mercedes wiring harness

Using an original door wiring harness in the W176 body allows for maintaining the consistency of the electrical installation with the manufacturer's service documentation. This facilitates future diagnostic work, the use of factory diagrams, and system maintenance using service testers.

The main advantages of this solution include:

• precise fit for the specific model – correct geometry of cables and connectors,
• preservation of original resistance to bending and operation within the door grommet,
• reduction of the risk of assembly errors typical of universal harnesses,
• consistency with the rest of the vehicle's electrical installation.

Use in repairs and upgrades

The rear right door wiring harness for the W176 is particularly suitable for repairs following mechanical door damage, flooding of the installation, or failures resulting from broken wires in the grommet. Replacing the complete harness is often faster and more predictable than point repairs of individual wires, especially in vehicles equipped with advanced comfort systems.

The used OEM component allows for optimizing service costs while maintaining high quality and compliance with factory Mercedes standards, which is significant both for workshops specializing in the brand and for users who care about the technical correctness of repairs.

Related products and additional information

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 harnesses, cable sections, or compatible connectors, check the available parts in the Mercedes wires, harnesses, and connectors category.

When performing service work on the electrical installation and systems interacting with engine electronics, it is also worth paying attention to the condition of the cooling system and the impact of temperature on component durability – you can find more practical information in the article Engine cooling system – overheating, repair, and used radiators.