Land Rover Discovery 3 L319 Engine ECU 276DT 190HP NNN500560 Automatic

Land Rover Discovery 3 L319 Engine ECU 276DT 190HP Automatic is a factory control module designed for the diesel unit paired with an automatic transmission. This specialized controller ensures precise management of the diesel engine's operation, supporting stable power, smooth acceleration, and proper integration with the drivetrain. Choosing an original engine ECU is a sensible solution for professional repairs or when replacing a faulty controller.

Specifications and technical data

• SKU: NNN500560
• Mark: Land Rover
• Condition: Used
• OEM Part Number: NNN500560
• Substitutable numbers: NNN500560
• Fuel type: Diesel
• Gearbox type: Automatic
• Category: Other Starters, Alternators, ECUs & Wiring

Purpose and function of the engine ECU

The presented engine ECU is dedicated to the Land Rover Discovery 3 L319 model with the 276DT diesel unit producing 190 HP, paired with an automatic transmission. The controller is responsible for coordinating key engine operating parameters, such as fuel dosage, boost pressure, or injection corrections, ensuring the diesel power unit operates stably across the full load range.

Thanks to its precise matching to the specific engine-automatic transmission configuration, the module ensures correct communication with other vehicle systems, including the transmission control system, which translates into predictable gear shifts and comfortable driving characteristics.

Benefits of using an original controller

Using an original engine ECU in the Discovery 3 L319 allows for the preservation of factory control maps and the operating logic of the power unit. In practice, this means:

• maintaining the stock power and torque parameters of the diesel engine,
• consistent cooperation with the automatic transmission,
• correct support for diagnostic systems and vehicle communication,
• easier configuration during adaptation at a service center.

For workshops and users, this means a more predictable installation process and a lower risk of compatibility issues compared to aftermarket replacements or controllers of uncertain origin.

Application in a diesel drivetrain with an automatic transmission

The diesel engine in the Discovery 3 L319 requires a controller adapted to the specifics of diesel operation and cooperation with an automatic transmission. This engine ECU has been designed specifically for such a configuration, which facilitates:

• maintaining appropriate RPM and torque during gear changes,
• proper functioning of engine and transmission protection features,
• stable idling and performance while driving in automatic mode.

As a result, the vehicle retains the driving characteristics intended by the manufacturer, and the drivetrain operates under conditions consistent with the design specifications.

Product characteristics and practical application

The offered engine ECU belongs to the group of electronic components mounted in or near the engine bay, depending on the specific vehicle configuration. Replacing this module is a typical repair step in cases of engine control failures, starting problems, unstable engine operation, or communication errors with other controllers.

Before installation, it is recommended to verify compatibility with the vehicle and perform appropriate adaptation procedures at a specialized service center to ensure proper cooperation with the electrical system, fuel injection system, and automatic transmission. This approach allows you to fully utilize the potential of the original control module and reduce the risk of recurring faults.

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 control modules, sensors, or wiring harnesses, check the available parts in the Other Land Rover category.

Technical support and parts selection

When working with advanced engine electronics and drivetrain systems, it is worth using reliable sources of knowledge regarding the differences between individual engine versions and their equipment. For a comparison of manufacturers' approaches to engine, brake, and chassis configurations in sports variants, an article describing the design of RS models compared to standard versions may be helpful – you can find it here: Audi RS vs other models – what is hidden under the hood and chassis?.