Audi A4 B8 Rear Door Card Harness Wiring Cable Loom Left Right N/O/S 8K0971693B

Audi A4 B8 Rear Door Wiring Harness Left Right is an original part from the Wires, Harnesses, and Connectors group, designed to service the electrical system in the rear left and right doors. Thanks to its factory fit to the Audi's construction, it ensures installation consistency, correct signal routing, and stable operation of electrical components within the doors.

Specifications and technical data

• SKU: 8K0971693B-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 8K0971693B
• Substitutable numbers: 8K0971693B, 8K0 971 693 B
• Location on the vehicle: Rear, Right, Left
• Category: Wiring Harnesses, Cables & Connectors

Purpose and Vehicle Placement

The presented wiring harness is dedicated to the rear of the vehicle, intended for both the right and left sides. It is responsible for connecting the door's electrical system to the main vehicle wiring, enabling the proper functioning of elements such as actuators, window controls, or door lighting (depending on the specific car's configuration).

The factory routing of wires in this harness minimizes the risk of chafing, short circuits, and improper cable positioning in the grommets between the body and the door, which is important for both safety and the durability of the entire system.

Construction and Technical Specifications

This harness belongs to the Wires, Harnesses, and Connectors group, meaning it is designed as a complete installation solution, including wires and factory connectors adapted for Audi systems. The connectors used are prepared for automotive environments, taking into account variable temperatures, humidity, and vibrations.

Key functional features of this harness include:

• factory-terminated connectors allowing for installation without any wiring modifications,
• proper wire routing within the rear doors,
• compliance with the electrical architecture of the Audi A4 B8.

This makes the part suitable for both replacing a damaged harness and for repairs to the electrical system within the rear doors, where restoring the original wire run is required.

Benefits of Using an Original Audi Harness

Using an original wiring harness in the Audi A4 B8 helps avoid problems typical of universal solutions, such as ill-fitting connectors or the need for wiring modifications. You receive a part specifically designed for this model, which translates to:

• stable electrical connections within the rear doors,
• maintenance of the factory installation safety standard,
• easier diagnosis of potential future faults.

A used product allows for economical vehicle repair while maintaining the original manufacturer's specifications, which is particularly important when servicing vehicles with complex door electrical systems.

Application in Service and Modernization

The rear door wiring harness is ideal for both standard replacement of a damaged part and for more extensive service work in the rear body area. It can be used for repairs after collisions, mechanical damage to door grommets, or issues with intermittent power to door components.

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

Additional Technical Materials

When working with electrical systems, it is advisable to consult reliable sources of knowledge regarding the selection of used OEM parts, installation methods, and integration with other vehicle components. An example of topics related to the selection and installation of used components is discussed in the article Go-Kart Feeling XXL: Used N18 Turbocharger vs. B48 – Which to Choose for a Mini Cooper S?, which can be helpful as illustrative material for working with used original parts.