Land Rover Discovery 4 L319 Door Wire Loom Wiring Front Right O/S BH22-14631-ADA

The Right Front Door Harness for Land Rover Discovery 4 L319 is an original electrical wiring component for the driver's or passenger's door in right-hand drive versions. Designed by the vehicle manufacturer, it ensures consistency with the factory wiring, stable electrical connections, and proper operation with the door control modules.

Specifications and technical data

• SKU: RHD-BH22-14631-ADA
• Mark: Land Rover
• Condition: Used
• OEM Part Number: BH22-14631-ADA
• Substitutable numbers: LR021076, BH22-14631-ADA, BH2214631ADA
• Location on the vehicle: Front, Right
• Category: Other Starters, Alternators, ECUs & Wiring

Application and Purpose

The presented Right Front Door Harness for Land Rover Discovery 4 L319 is intended for installation in the front right door of the vehicle. It is responsible for transmitting signals and power between the body's electrical system and the components located in the door, such as window controls, central locking, mirrors, or lighting (depending on the specific car configuration).

Thanks to its factory design, the harness maintains the correct wire length, proper routing, and connector fit, which facilitates installation and reduces the risk of errors.

Construction and Electrical Compatibility

The door harness has been prepared as an original Land Rover installation component, meaning it is compliant with the vehicle's electrical parameters and features appropriate shielding and wire gauge selection. The connectors used are factory-matched to the sockets in the door and pillar, allowing for plug-and-play installation without the need for wiring modifications.

The proper arrangement of wires in protective conduits and mounting points promotes safe wiring routing in the door hinge area, minimizing the risk of chafing, kinks, and subsequent circuit breaks. This is particularly important in off-road vehicles and those used in demanding conditions where doors are frequently operated.

Benefits of Using an Original Door Harness

Using the factory door harness in the Discovery 4 L319 offers a number of practical benefits:

• Full Compatibility with Vehicle Wiring – no need for soldering, making adapters, or modifying factory wires.
• Stable Communication with Modules – correct operation of window, lock, and mirror controllers due to proper signal routing.
• Reduced Electrical Faults – factory connectors and insulation minimize the risk of short circuits, breaks, and diagnostic issues.
• Easier Service Diagnostics – maintaining the original wiring layout simplifies the work for mechanics and automotive electricians.

Product Characteristics and Installation

The offered harness belongs to the Other category, meaning it is a specialized electrical installation component dedicated to a specific vehicle model. Its placement on the vehicle is the front right side, so it is advisable to verify your car's configuration and the side of installation before purchasing.

The item comes from the used Land Rover parts category, allowing for economical repair of the wiring while maintaining original specifications. Before installation, a standard inspection of the connectors, insulation, and proper routing of the harness in the door and grommet is recommended to ensure its long-term, trouble-free operation.

Offer Supplement and Technical Knowledge

If you are looking for other components in the Other category dedicated to this brand, check out our offer at Land Rover Other Parts, where you will find a wide selection of installation components, body accessories, and additional equipment.

For those interested in comparing technical solutions across different makes and models, including advanced powertrain and braking systems, we recommend the blog article: Audi RS vs. Other Models – What's Under the Hood and Chassis?. This provides a good supplement to knowledge about the construction of modern cars and differences in the build of key components.