Range Rover Discovery 3 L319 Alternator Generator 12V 2.7 TDV6 Engine YLE500400

Range Rover Discovery 3 L319 Alternator Generator 12V 2.7 TDV6 Engine is an original component from the Alternators and generators group, designed for the charging system in the 2.7 TDV6 engine. This OEM solution ensures proper integration with the vehicle's electronics, stable voltage, and reliable power supply for all electrical consumers.

Specifications and technical data

• SKU: YLE500400-1
• Mark: Land Rover
• Condition: Used
• OEM Part Number: YLE500400
• Substitutable numbers: YLE500400
• Part type: Alternator
• Category: Alternators & Generators

Purpose and function in the electrical system

The alternator in the Range Rover Discovery 3 L319 is responsible for converting the engine's mechanical energy into electrical energy for the 12V system. A correctly selected component from this group is crucial for:

• maintaining stable battery charging under various electrical loads,
• powering control units, sensors, and safety systems,
• providing power reserves for additional consumers, such as lighting, comfort systems, or off-road equipment.

Thanks to a design that meets the factory requirements of the 2.7 TDV6 unit, the alternator works seamlessly with the original engine accessories and factory wiring, which minimizes the risk of compatibility issues.

Benefits of using an original Land Rover alternator

Using an OEM alternator in the Discovery 3 L319 allows you to maintain the operating parameters specified by the vehicle manufacturer. In practice, this means:

• correct charging voltage across the full engine RPM range,
• consistent cooperation with the factory regulator and electrical installation,
• reduced risk of voltage drops, flickering lights, or control unit errors,
• easier diagnostics at the service center due to the preservation of the original charging system architecture.

This is particularly important in vehicles equipped with extensive onboard electronics, where the quality of the power supply affects the durability of many components.

Performance characteristics and installation

The 12V alternator designed for the 2.7 TDV6 engine in the Discovery 3 L319 is engineered as a direct replacement for the factory component, which facilitates the mechanic's work and reduces replacement time. The design from the same product group allows for maintaining:

• the correct position relative to the accessory belt and pulleys,
• compatibility with factory mounting points,
• proper connection of power and control cables.

As a result, the alternator can be used both for standard replacement of a worn-out part and during more extensive service work within the powertrain.

Product condition and service application

The offered alternator is a used component, which allows for an economical repair of the charging system while maintaining the manufacturer's original specifications. This type of component is suitable for:

• routine electrical system repairs,
• restoring the efficiency of vehicles operated in difficult off-road conditions,
• fleet service, where a balance between cost and compliance with the factory design is essential.

Charging system expansion and related components

If you are planning a comprehensive repair or upgrade of the engine area in your Land Rover and need other components from the same group, such as additional generators, auxiliary alternators, or excitation system elements, check the available parts in the Land Rover Alternators and generators category.

For users who are simultaneously servicing thermal comfort systems in the vehicle and want to better understand the relationship between electrical load and alternator operation, the guide article Air conditioning and heating – part selection and maintenance for year-round comfort, which describes the selection of used OEM components and service procedures, may be helpful.