Audi A4 B8 Lumbar Support Wire Harness Wiring Cable Front Right O/S 8T0971369A

Audi A4 B8 Lumbar Support Wiring Harness Front Right Side is an original seat electrical component designed to operate the lumbar support system on the passenger side. Thanks to its factory fit for the Audi A4 B8 platform, the harness ensures a secure electrical connection, stable control operation, and seamless integration with the vehicle's wiring. This is a practical solution for repairs, seat swaps, or completing interior equipment.

Specifications and technical data

• SKU: 8T0971369A
• Mark: Audi
• Condition: Used
• OEM Part Number: 8T0971369A
• Substitutable numbers: 8T0971369A, 8T0 971 369 A
• Location on the vehicle: Front, Right
• Category: Other Starters, Alternators, ECUs & Wiring

Harness Purpose and Function

The presented wiring harness is responsible for powering and transmitting signals to the lumbar support system in the front right seat. The component is prepared for cooperation with factory connectors in Audi vehicles, which facilitates installation and reduces the risk of installation errors.

By maintaining the original wiring routing geometry, the harness allows for:

• correct routing of the wiring within the seat structure,
• maintaining the appropriate wire bending radius,
• reduction of mechanical stress during seat adjustment,
• maintaining an aesthetic and organized wiring run.

Compatibility with Audi A4 B8

The component has been designed with the electrical architecture of the Audi A4 B8 in mind, meaning compatibility with factory connectors, mounting points, and seat control logic. Vehicle placement: front – right side clearly defines the harness's application for diagnostics or replacement of a damaged wiring section.

In practice, the harness is suitable for situations such as:

• replacing a seat with a lumbar support version,
• repairing damaged wiring within the passenger seat,
• completing missing components after interior disassembly.

Advantages of Using an Original Audi Harness

Using an original wiring harness in the lumbar support system offers a number of technical benefits. Factory connectors and wire gauges are adapted to current loads and operating conditions inside the seat, which reduces the risk of overheating, chafing, or unstable connections.

Key advantages include:

• compatibility with the vehicle's electrical system without the need for modifications,
• maintaining correct communication with comfort control modules,
• easier diagnosis of potential faults due to the preservation of the original harness structure,
• more predictable lumbar support system performance over the long term.

Characteristics of a Used Component

The offered harness is a used part from disassembly, allowing you to combine original Audi manufacturing quality with a more favorable repair cost compared to a new part. This type of solution is particularly attractive for comprehensive interior work where several wiring sections need to be recreated simultaneously.

If you want to better understand why original used parts are a sensible choice in terms of safety and durability, it's worth reading the article on the advantages of used original OEM parts, which discusses the importance of factory standards in automotive.

Technical Support and Audi Project Development

When expanding or modernizing Audi interior equipment, including comfort systems like lumbar support, it is important to understand the differences between individual model lines. In the context of the Audi brand, a comparison of standard versions with more advanced variants, available in sports and performance segments, can be helpful – details can be found in the article Audi RS vs. Other Models – What's Under the Hood and Chassis?.

If you are planning a comprehensive repair or modernization of the interior area in your Audi and need other parts from the same group, such as additional harnesses, connectors, or auxiliary modules, check the available parts in the Other Audi category.