Description
Audi A4 B8 Rear Door Card Harness Wiring Cable Loom Left Right is an original electrical installation component designed to support the rear door trim in this model. Thanks to its factory-fit design, it ensures a stable electrical connection between the door modules and the rest of the vehicle’s wiring, which translates into reliable operation of the electrical equipment in the rear of the cabin.
Specifications and technical data
- SKU: 8K0971693B
- 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 belongs to the Wires, harnesses and connectors group and is intended for installation in the rear part of the body, on both the left and right sides. It is responsible for routing signals and power between the main installation and the components located in the door trim, in accordance with the factory electrical layout of the Audi A4 B8. This solution allows for maintaining installation consistency and reduces the risk of errors resulting from improper fitting of universal cables.
Construction and function of the harness
The harness has been designed as a dedicated rear door sub-assembly, with properly routed wires and connectors matched to the factory connection points. The design provides for:
- routing of control and power signals to components located in the door trim,
- use of connectors compatible with original sockets in the doors and body,
- cable layout adapted to the contours and mounting points in the rear door structure.
A harness configured in this way facilitates installation and limits the need for interference with the factory wiring, which is particularly important during post-accident repairs or when replacing damaged trim components.
Benefits of using an original Audi harness
Using a harness dedicated to the Audi A4 B8 allows you to maintain the electrical and mechanical integrity of the entire rear door system. In practice, this means:
- secure fit of cable lengths and mounting points to the door structure,
- minimized risk of slack, chafing, and damage resulting from improper cable routing,
- easier diagnostics of potential installation faults in the future.
An element from this group is particularly useful when replacing trim, performing post-collision repairs, or restoring full functionality to the rear door electrical equipment.
Component condition and service application
The harness comes from dismantling and is offered as a used original component, which allows you to combine factory fitment with a cost-effective repair. This type of sub-assembly will prove useful both in professional body and mechanical repair shops, as well as in workshops specializing in the Audi brand, where compliance with factory documentation and assembly repeatability are essential.
Expanding the installation within the Audi rear doors
If you are planning a comprehensive repair or upgrade of the rear door zone in your Audi and need other elements from the same group, such as additional harnesses, cable sections, or compatible connectors, check the available parts in the Audi Wires, harnesses and connectors category.
When planning broader service work, it is also worth familiarizing yourself with practical tips regarding the selection of components by catalog numbers and repair cost optimization – the article Why it is worth buying used gearboxes and engines – facts instead of myths, which describes procedures for selecting parts by OEM numbers and cost proportions in vehicle repairs, will be helpful.
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