Land Rover Discovery 3 L319 Fuel Filler Cover Cap Diesel LR015394

Land Rover Discovery 3 L319 Fuel Filler Cover Cap Diesel is an original refueling system component designed for diesel-powered vehicles. It ensures a tight seal for the tank neck, which promotes the proper operation of the fuel system and reduces diesel evaporation. This is a practical solution for users who want to maintain the factory functionality and technical consistency of their Land Rover.

Specifications and technical data

• SKU: LR015394
• Mark: Land Rover
• Condition: Used
• OEM Part Number: LR015394
• Substitutable numbers: LR015394
• Fuel type: Diesel
• Part type: Fuel Tank Cap
• Category: Fuel Tank Caps

Purpose and technical function

The fuel filler cap for a diesel-powered Land Rover Discovery 3 L319 is responsible for a stable seal of the tank neck and protection of the system against external contaminants. A properly selected cap helps maintain the correct operating conditions within the tank, which is important for the durability of fuel system components and daily driving comfort. The element has been designed for vehicles with Diesel fuel type, ensuring that its geometry, material, and method of interaction with the filler neck are adapted to the specifics of diesel fuel. Using a dedicated cap reduces the risk of leaks, improper venting, and refueling issues.

Benefits of using an original cap

Using a fuel filler cap matched to the Discovery 3 L319 offers a number of practical benefits:

• maintaining the factory characteristics of the refueling and venting system,
• better protection against dirt and moisture entering the filler neck,
• reduction of fuel losses resulting from evaporation,
• consistency with the bodywork design and the fuel filler flap. As a result, the cap serves as a functional addition to the fuel filler area, supporting trouble-free refueling and daily vehicle maintenance.

Product characteristics and fitment

The presented cap belongs to the Fuel filler flaps and caps group, meaning it is a component that works directly with the tank neck and the external flap. As a part dedicated to the Land Rover Discovery 3 L319, it has been developed for proper fitment with the factory filler socket, which facilitates installation and daily use. The product comes from the Land Rover brand range and is a used item, which allows for maintaining the original design specifications of the vehicle while reducing costs compared to new components. This solution is particularly beneficial for servicing vehicles used intensively, where both correct operation and a rational repair budget are important.

Condition, application, and operational aspects

A used fuel filler cap is a good choice in situations where the existing element has suffered mechanical damage, seal wear, or has been lost. Replacing it with an original component from the same group allows for restoring the proper closure of the filler without the need to modify the tank neck or the flap. To better understand the impact of cap tightness on the entire fuel supply system, it is worth familiarizing yourself with issues related to diagnostics and operation of the fuel system – these are discussed in detail in the article Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration, which describes, among other things, the selection of parts by OEM numbers and practical service tips.

Expanding Land Rover fuel filler area service

If you are planning a comprehensive repair or upgrade of the fuel filler area in your Land Rover and need other elements from the same group, such as additional caps, mounting elements, or related filler components, check out the available parts in the Land Rover fuel filler flaps and caps category.