Land Rover Discovery 3 L319 Fuel Injection Pump 2.7 TDV6 Diesel 7H2Q-9B395-CE

Land Rover Discovery 3 L319 Fuel Injection Pump 2.7 TDV6 Diesel is a specialized component from the High-pressure fuel pumps group, designed for the 2.7 TDV6 diesel engine. The offered component ensures precise fuel supply to the powertrain, which translates into stable engine operation and correct combustion parameters. This used original component is a sensible choice for users looking for a technically matched solution while maintaining control over repair costs.

Specifications and technical data

• SKU: LR005549-
• Mark: Land Rover
• Condition: Used
• OEM Part Number: LR005549
• Substitutable numbers: LR005549, 7H2Q-9B395-CE, 7H2Q9B395CE
• Fuel type: Diesel
• Category: High Pressure Fuel Pumps

Purpose and function in the fuel system

The fuel injection pump in the 2.7 TDV6 engine is responsible for generating sufficiently high fuel pressure in the common rail system, which is crucial for the correct dosing of diesel fuel by the injectors. In Land Rover diesel units, stable pressure in the fuel rail affects:

• smooth engine operation across the entire rev range,
• efficient starting of the powertrain when cold and warm,
• maintaining proper exhaust emission parameters,
• reducing the risk of jerking, power loss, and limp mode.

Thanks to being matched to a specific diesel engine, the diesel injection pump works with the factory control system and equipment, which facilitates diagnostics and subsequent operation.

Benefits of using an original fuel injection pump

In the case of high-pressure systems, it is particularly important to use a component that is structurally consistent with the vehicle's factory design. The original fuel injection pump for the Land Rover Discovery 3 L319 ensures:

• compatibility with the fuel injection system of the 2.7 TDV6 engine,
• proper cooperation with pressure sensors and the engine control unit,
• the possibility of diagnostics using standard service procedures,
• preservation of the factory operating characteristics of the powertrain.

A used component from the High-pressure fuel pumps group allows for reducing repair costs compared to purchasing a new part, while maintaining the original design and fit for the specific model.

Selection by numbers and mounting compatibility

The fuel injection pump designed for the Land Rover Discovery 3 L319 with a 2.7 TDV6 Diesel engine belongs to a group of elements identified by the OEM number and interchangeable numbers. In practice, this means the possibility of precise part selection based on service documentation or vehicle data, which minimizes the risk of incorrect fitment. It is worth noting that:

• the high-pressure system is sensitive to structural differences between pump variants,
• selection by part number or vehicle VIN facilitates correct identification,
• using the correct pump supports trouble-free installation and system startup.

To better understand the principles of operation and diagnostics of such components, it is worth using educational materials. A detailed discussion of the construction, selection, and operation can be found in the article Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration, which describes, among other things, the operating principles of high-pressure pumps in diesel engines.

Application in service practice

Replacing the fuel injection pump in the 2.7 TDV6 engine is a typical service operation in case of fuel pressure problems, starting difficulties, or the appearance of errors related to the fuel injection system. A used original component can be used as:

• a solution for routine repairs in vehicles used intensively,
• a spare part in case of mechanical damage or internal pump wear,
• a component used during staged regeneration of the fuel system.

Due to the nature of the high-pressure system's operation, installation in a specialized service center is recommended, with adherence to bleeding and leak check procedures.

System expansion and related Land Rover components

If you are planning a comprehensive repair or upgrade of the engine area in your Land Rover and need other elements from the same group, such as additional pumps, fuel lines, or high-pressure supply components, check the available parts in the Land Rover High-pressure fuel pumps category.