Range Rover L405 Rear Seat Lumbar Support 1000324161

Range Rover L405 Rear Seat Lumbar Support is a component from the Electronic control modules and controllers group, responsible for precise control of the lumbar support in the rear part of the seat. Designed for Range Rover L405 models, it ensures consistent operation of the backrest adjustment system, improving the comfort and ergonomics of rear-seat passengers. This solution is dedicated to users who expect stable operation of the seat adjustment system and compatibility with the factory electrical installation architecture.

Specifications and technical data

• SKU: L0279135-AB02
• Mark: Land Rover
• Condition: Used
• OEM Part Number: L0279135-AB02
• Substitutable numbers: L0279135-AB02, L0279135AB02, 1000324161
• Location on the vehicle: Rear
• Part type: Door Control Unit
• Category: ECUs & Computer Modules

Purpose and function in the vehicle

The presented lumbar support operates in the rear part of the vehicle, working in conjunction with the seat's electrical installation and the comfort control system. It is responsible for operating the lumbar support mechanism, which translates into stable maintenance of backrest settings and repeatable response to signals from the adjustment buttons. Thanks to the integration with the seat control system, this module allows for maintaining the consistency of comfort functions, such as multi-plane support adjustment or maintaining a set position during long-term vehicle operation.

Benefits of using the original module

Using the lumbar support dedicated to the Range Rover L405 ensures:

• maintaining compatibility with the factory wiring harness and comfort controllers,
• proper cooperation with the existing vehicle software,
• stable operation of the rear backrest adjustment system,
• reduction of the risk of communication errors in the vehicle network. As an element from the Electronic control modules and controllers group, the support is designed to operate in an environment with variable electrical loads, which promotes the preservation of comfort system functionality in the long term.

Application in the rear part of the interior

The placement in the rear zone of the cabin means that this module has a direct impact on the comfort of passengers sitting in the back. Properly functioning lumbar support:

• reduces fatigue during longer journeys,
• improves stabilization of the lumbar spine,
• enables more precise adjustment of the seat position to the body shape. For Range Rover L405 users who intensively use the rear part of the cabin, a functional lumbar support is an important element in maintaining premium-class comfort.

Product characteristics and condition

The offered element comes from a Land Rover vehicle and is intended for re-installation as a used part. Such electronic components, sourced from dismantling, often represent a cost-effective solution while maintaining compliance with the vehicle's factory specifications. The rear seat lumbar support is suitable for users who want to restore full functionality of the backrest adjustment without interfering with the original system architecture.

Integration with vehicle electronics and part selection

As an electronic element, the support works with other controllers responsible for comfort and seat settings. When selecting this type of module, it is crucial to match it to the specific equipment version and vehicle generation, which allows avoiding communication problems in the vehicle network and ensures proper operation of the adjustment functions. If you are considering a wider modernization of comfort systems or replacing several control elements in your car, it is worth checking out advice on used automotive electronics – practical tips can be found in the article The second life of electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?. If you are planning a comprehensive repair or modernization of the seat comfort zone in your Land Rover and need other elements from the same group, such as seat adjustment modules, support controllers, or backrest control systems, check the available parts in the Land Rover electronic control modules and controllers category.