Land Rover Discovery 4 L319 Fuel Pump Sending Dust Cover Cap 3.0 AH22-9039-BA

The Land Rover Discovery 4 L319 Fuel Pump Cover Cap 3.0 is a component from the fuel pumps and level sensors category, designed for the diesel engine fuel system. It ensures proper shielding and stable closure of the fuel pump area, contributing to the safe and predictable operation of the entire system.

Specifications and technical data

• SKU: AH22-9039-BA
• Mark: Land Rover
• Condition: Used
• OEM Part Number: AH22-9039-BA
• Substitutable numbers: LR042718, LR026383, AH229039BB, AH22-9039-BB, AH229039BA, AH22-9039-BA, AH229039BD, AH22-9039-BD
• Fuel type: Diesel
• Category: Fuel Pumps & Sending Units

Purpose and Function in the Fuel System

The fuel pump cover cap in the Land Rover Discovery 4 L319 is responsible for protecting the critical fuel pump area from external contaminants and for securely sealing the assembly. In a diesel fuel system, this is crucial for maintaining optimal pump operating conditions, minimizing the risk of moisture and dirt ingress, and ensuring the stability of associated components.

This part is specifically designed for the 3.0 engine configuration, ensuring it retains the factory geometry and fits original mounting points. This facilitates installation and maintains consistency with other fuel system components.

Compatibility and Fitment

The cover is designed for use in diesel fuel systems, meaning it complies with the operational requirements of the high-pressure engines used in the Discovery 4 L319. The design, as intended by the vehicle manufacturer, ensures:

• proper fitment with the factory fuel pump,
• correct positioning relative to the tank and lines,
• installation without structural modifications.

This allows the cover to be used for standard fuel system component replacements as well as for diagnostic or pump repair service work.

Product Characteristics and Condition

The offered cover is a used part, allowing for an economical restoration of the vehicle's original configuration while maintaining compliance with the factory design. This type of component is particularly useful when the existing cover has suffered mechanical damage, deformation, or was lost during previous repairs.

Choosing an original part from this category helps maintain the structural integrity of the fuel system and reduces the risk of fitment issues that can arise with parts of uncertain origin.

Application in Fuel System Service and Diagnostics

During work on the fuel system – such as pump replacement, leak testing, or tank cleaning – a complete and correctly installed fuel pump cover cap is important for long-term operation. It is also advisable to familiarize yourself with the operating principles of the entire fuel system, which are discussed in more detail in the article “Fuel System – Injectors, Pumps, and Fuel Tank: Maintenance and Repair”.

Other Land Rover Fuel Pumps and Level Sensors

If you are also looking for other components from the fuel pumps and level sensors category for this brand, check out the Land Rover fuel pumps and level sensors available in our assortment to select components that are compatible with your vehicle's fuel system.