Land Rover Discovery 3 L319 Fuel Injector 2.7 TDV6 4H2Q-9K546-AF

Land Rover Discovery 3 L319 Fuel Injector 2.7 TDV6 is an original fuel system component designed for the TDV6 diesel engine, ensuring precise diesel fuel delivery. Thanks to its factory specifications and perfect fit for the 2.7 TDV6 unit, the injector helps maintain stable engine operation, proper performance, and correct running characteristics. This is a solution for users who want to restore the efficiency of the injection system while maintaining compliance with the manufacturer's requirements.

Specifications and technical data

• SKU: LR006495
• Mark: Land Rover
• Condition: Used
• OEM Part Number: LR006495
• Substitutable numbers: 4H2Q-9K546-AF, 4H2Q9K546AF, LR006495
• Category: Fuel Injectors

Purpose and role of the injector in the 2.7 TDV6 engine

The presented fuel injector is a component of the diesel engine fuel system, responsible for accurate fuel atomization in the combustion chamber. In the 2.7 TDV6 unit, this is crucial for:

• maintaining proper pressure and injection dosage across the entire RPM range,
• stable operation at idle and under load,
• reducing smoke and improving exhaust gas composition,
• preserving factory power and torque parameters.

Thanks to a design that meets the manufacturer's requirements, the injector works seamlessly with the engine control electronics, which translates into predictable engine behavior under various operating conditions.

Technical category: Land Rover injector nozzles

This item belongs to the Injector nozzles group, which are components responsible for forming the fuel spray and its proper dispersion in the cylinder. In practice, this translates into:

• more uniform combustion of the mixture,
• reduced mechanical load on the engine,
• better throttle response,
• reduced fuel consumption while maintaining appropriate dynamics.

If you are planning a comprehensive repair or upgrade of the injection system area in your Land Rover and need other items from the same group, such as injector tips, injector bodies, or atomizing elements, check out the available parts in the Land Rover injector nozzles category.

Used condition – an informed service choice

The offered injector is in used condition, which allows for an economical repair of the fuel system while maintaining the original installation specifications. This type of component is particularly attractive in situations where:

• it is necessary to replace a single injector instead of the entire set,
• cost reduction is important while maintaining compliance with the factory design,
• the vehicle is used intensively and requires periodic service interventions.

Choosing a used OEM component allows you to maintain the correct fit for the cylinder head, injector seat, and existing fuel system, which facilitates installation and reduces the risk of compatibility issues.

Benefits of using an original Land Rover injector

Using an original injector in a Land Rover Discovery 3 L319 with a 2.7 TDV6 engine brings a number of practical benefits:

• Factory fit – maintaining spray geometry and operating parameters consistent with the manufacturer's specifications.
• Stable engine operation – reduction of vibrations, rough idling, and starting problems on a warm or cold engine.
• Support for correct diagnostics – the engine control unit receives predictable signals, which facilitates the analysis of potential faults.
• Selective replacement option – in many cases, it is sufficient to replace a single injector to restore proper operating parameters.

Diagnostics and prevention of the injection system

When dealing with diesel engine issues – such as power loss, increased smoke, rough operation, or starting difficulties – one of the first areas to verify is the injectors. To better understand typical symptoms and the consequences of neglect in this area, it is worth reading the guide: Diesel injector faults – how to recognize them and what are the risks of ignoring them. This will allow you to consciously plan the repair and choose the appropriate service strategy for the fuel system in your vehicle.

Summary

Land Rover Discovery 3 L319 Fuel Injector 2.7 TDV6 is a solution intended for users who want to restore the proper operation of the injection system while maintaining the original technical specifications. A used OEM component allows for a rational combination of repair costs with requirements regarding fit and operating parameters, which is particularly important in advanced diesel units such as the TDV6.