Audi A6 C6 Rear Left N/S Door Harness Cable Loom 4F1971687AL

The Audi A6 C6 Rear Left Door Wiring Harness is an original electrical installation component designed for the rear left body area. It enables proper electrical connection between the door and the body, ensuring stable power supply and signal communication for all supported components. Thanks to its factory fit, the harness provides a safe service solution for repairs after collisions, flooding, or mechanical damage to the wires.

Specifications and technical data

• SKU: 4F1971687AL
• Mark: Audi
• Condition: Used
• OEM Part Number: 4F1971687AL
• Substitutable numbers: 4F1971687AL, 4F1 971 687 AL
• Location on the vehicle: Rear, Left
• Category: Wiring Harnesses, Cables & Connectors

Purpose and Function in the Vehicle

The presented wiring harness is a component from the Wires, Harnesses, and Connectors group, specifically designed for the rear left part of the Audi A6 C6 generation body. It is responsible for routing power and control signals between the body modules and the equipment located in the rear left door.

The designation "rear left" allows for unambiguous identification of the installation area and minimizes the risk of errors when selecting the component. Using the correct harness is crucial for maintaining the continuity of electrical circuits and ensuring proper cooperation with the vehicle's factory electronics.

Construction and Mounting Fit

The harness is configured for specific mounting points and grommets in the door and body pillar, which facilitates routing the wires according to the factory layout. Integrated connectors are prepared to work with original Audi installation sockets, promoting high connection reliability.

Thanks to its construction, which aligns with the solutions used by the vehicle manufacturer, installation is orderly, maintaining the correct positioning of the harness relative to the moving door components. This limits the risk of insulation abrasion, excessive wire strain, and subsequent faults resulting from improper installation routing.

Service Application and Benefits of Replacement

Replacing the wiring harness in the rear left door is recommended in cases of:

• mechanical damage to the wires in the passage between the door and the body,
• corrosion or overheating of contacts in the connectors,
• problems with power supply or electrical communication of components installed in the door,
• post-accident repairs in the rear left body area.

Using an original harness dedicated to Audi preserves the integrity of the electrical installation and reduces the need for modifications, soldering, or wire adaptations. This solution is particularly beneficial for vehicles requiring stable cooperation with factory control modules.

Product Characteristics and Condition

The offered wiring harness comes from an Audi vehicle and belongs to the group of body electrical installation components. The product is classified as used, meaning it was previously operated in a vehicle but has been designated for reinstallation after removal from a donor car. This type of service solution allows for economical repairs while maintaining the original installation design.

For correct part selection, it is advisable to verify compatibility with the specific equipment version and model year of the Audi A6 C6, as well as to compare the connector configuration and harness routing with the currently installed component in your vehicle. This approach minimizes the risk of incompatibility and speeds up the installation process.

Assistance with Selection and Related Parts

If you are planning a comprehensive repair or upgrade of the rear left door area in your Audi and need other parts from the same group, such as additional harnesses, connectors, or wire sections, check the available parts in the Audi Wires, Harnesses, and Connectors category.

For more extensive work on the body's electrical system, it may also be helpful to familiarize yourself with diagnostics and component selection based on catalog numbers and diagrams. Practical tips for working with installations and power supply systems can be found in the article Fuel System – Injectors, Pumps, and Fuel Tank: Maintenance and Repair, which discusses, among other things, the approach to identifying parts by OEM numbers and good service practices.