Land Rover Discovery 4 L319 3.0 306DT 256HP Engine ECU GH22-12C520-PAC Automatic

Land Rover Discovery 4 L319 3.0 306DT 256HP Engine ECU is a specialized component from the Electronic control modules and controllers group, designed to work with the diesel engine and automatic transmission. This used engine control unit provides a functional solution for vehicles where it is necessary to replace a faulty ECU with a working equivalent with the appropriate parameters.

Specifications and technical data

• SKU: GH22-12C520-PAC
• Mark: Land Rover
• Condition: Used
• OEM Part Number: GH22-12C520-PAC
• Substitutable numbers: LR070087, GH22-12C520-PAC, GH2212C520PAC, 0281032649, 0 281 032 649
• Fuel type: Diesel
• Gearbox type: Automatic
• Part type: Engine Control Unit (ECU)
• Category: ECUs & Computer Modules

Purpose and function of the engine module

The presented module is dedicated to the Land Rover Discovery 4 L319 powertrain with a 3.0 306DT diesel engine working with an automatic transmission. As a controller from the Electronic control modules and controllers group, it is responsible for managing the operation of the power unit, including fuel dosing, combustion parameter control, and coordinating cooperation with the automatic transmission.

Selecting the right ECU for a specific engine-transmission configuration is crucial for stable drive operation, proper functioning of onboard systems, and maintaining factory driving characteristics. Using a module matched to the Diesel fuel type and automatic transmission allows for reducing the risk of communication errors in the vehicle's network.

Benefits of using a dedicated controller

Using the appropriate engine module in the Discovery 4 L319 brings a number of practical benefits:

• maintaining the correct operating characteristics of the 3.0 306DT unit across the full load range,
• proper cooperation with the automatic transmission, including gear shift logic,
• consistency with the vehicle's factory electronic architecture,
• possibility of further diagnostics using standard service tools.

For the user, this means more stable drive operation, reduced risk of entering limp mode, and greater predictability of vehicle behavior in daily use. In the case of off-road/on-road vehicles such as the Discovery 4, this is important both in city driving and in off-road conditions.

Characteristics of the used product

The offered engine module is a used component, which allows for economical vehicle repair while maintaining the manufacturer's original specification. This type of solution is particularly attractive for expensive electronic components, where a new controller often means a very high expense. Choosing a verified ECU from the secondary market allows for restoring full functionality of the powertrain at reasonable service costs.

To maximize the potential of such a component, it is recommended to install it in a specialized workshop that will take care of proper configuration, potential programming, and adaptation to the specific vehicle. Thanks to this, the module can continue to work stably in the demanding environment that is a modern powertrain with a diesel engine and automatic transmission.

Selection by OEM, compatibility, and installation

When selecting an engine controller for a Land Rover, it is crucial to match it by OEM number and interchangeable numbers, as well as to take into account the drive configuration (fuel type and transmission type). In practice, this means the necessity of verifying compatibility with your specific Discovery 4 L319, preferably based on service documentation or the VIN number. Such an approach minimizes the risk of problems with CAN network communication, errors in automatic transmission operation, or improper functioning of driver assistance systems.

For users who want to deepen their knowledge on the safe selection and installation of used controllers, a guide discussing selection by VIN/OEM, hardware and software compatibility issues, and typical service questions will be useful – you can find it in the article Used automotive electronics on board – why is it worth choosing second-hand ECU modules and sensors?. This is a practical supplement to information when planning an engine module replacement.

Expansion of the control system in a Land Rover

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 transmission controllers, powertrain management modules, or other ECU units, check the available parts in the Land Rover electronic control modules and controllers category.

In the case of a broader service plan, it is also worth considering other used components that allow you to optimize vehicle maintenance costs without giving up the original specification. Practical tips on the conscious selection of parts from the secondary market, assessing their condition, and planning purchases in an automotive store can be found in the guide Used parts – your guide to the best offers in an automotive store.