Land Rover Discovery 4 L319 Fuse Relay Box 3.0 V6 Diesel BH22-14290-ARB

The Land Rover Discovery 4 L319 Fuse Relay Box 3.0 V6 Diesel is a factory fuse and relay box designed for the 3.0 V6 Diesel engine version. This component belongs to the Fuses and Fuse Boxes category and serves as a crucial power distribution module in the vehicle's electrical system, ensuring stable operation of main consumers.

Specifications and technical data

• SKU: RHD-BH22-14290-ARB
• Mark: Land Rover
• Condition: Used
• OEM Part Number: BH22-14290-ARB
• Substitutable numbers: LR020767, BH22-14290-ARB, BH2214290ARB
• Fuel type: Diesel
• Part type: Fuse Box
• Category: Fuses & Fuse Boxes

Purpose and Function in the Electrical System

The fuse and relay box for the Land Rover Discovery 4 L319 is responsible for distributing power to the vehicle's most important circuits, such as the diesel engine control systems, comfort systems, and safety components. The use of a dedicated module for the 3.0 V6 Diesel unit minimizes the risk of overloads and improper system operation, as the loads and configuration are tailored to the specifics of this engine variant.

As part of the Fuses and Fuse Boxes group, this component is designed for adequate resistance to engine bay operating conditions and for clear circuit routing, which facilitates diagnostics and servicing.

Benefits of Using an Original Fuse Box

Using an original Land Rover fuse box in the Discovery 4 L319 model offers a range of practical technical benefits:

• maintaining the factory electrical system architecture without the need for wiring modifications,
• correct fitting of relay and fuse sockets to the factory diagram,
• consistency with manufacturer's service documentation and electrical schematics,
• reduced risk of communication errors between control modules.

This ensures an organized installation process and that the power supply system retains the parameters intended by the vehicle manufacturer, which is particularly important for modern diesel engines sensitive to voltage fluctuations.

Technical Characteristics and Compatibility

The presented fuse box is designed for vehicles powered by diesel fuel, meaning its configuration is adapted to the electrical requirements of the 3.0 V6 Diesel engine and associated auxiliary systems. The layout of sockets and current paths is optimized for the typical loads of this type of powertrain, including the supply for glow plugs, the injection system, and engine control units.

The presence of dedicated part numbers and interchangeable numbers allows for precise module matching to the specific configuration of the Discovery 4 L319. In practice, this means the possibility of verifying compatibility by manufacturer identifiers, which is especially important when selecting parts from the aftermarket.

Condition, Application, and Selection by Numbers

The offered fuse box is a used part, which, in the case of original Land Rover components, allows for maintaining factory quality of workmanship while reducing service costs. Such modules, sourced from dismantling, are often chosen by professional workshops specializing in the brand, as they enable compliance with the vehicle's original electrical specifications.

When selecting a fuse box for the Land Rover Discovery 4 L319, it is always recommended to compare the part number and reference numbers with the vehicle's documentation or the existing module. In practice, this significantly reduces the risk of purchasing an incorrect part. If you wish to learn more about verifying component compatibility by manufacturer markings, it is worth consulting the advice contained in the article Risk-Free Online Parts Shopping – 5 Ways to Check Compatibility by OEM Numbers.

Complementary Offer – Land Rover Fuses and Fuse Boxes

If you are looking for other Land Rover Fuses and Fuse Boxes for servicing or expanding the electrical system in your vehicle of this brand, check out our dedicated category: Land Rover Fuses and Fuse Boxes. This will allow you to easily select compatible power modules and circuit protection for various Land Rover models, maintaining consistency with the manufacturer's original solutions.