Land Rover Discovery Sport L550 EGR Cooler Valve AJ200 204DT K4D3-9F464-DA

Land Rover Discovery Sport L550 EGR Cooler AJ200 204DT K4D3-9F464-DB is an original exhaust gas recirculation system component designed for diesel engines, specifically for the L550 generation Discovery Sport models. This used EGR cooler offers a functional service solution, restoring proper exhaust system operation and stable emission parameters for the Diesel engine. It's a practical choice for users seeking factory fitment and correct compatibility with the AJ200 204DT engine.

Specifications and technical data

• SKU: LR125615
• Mark: Land Rover
• Condition: Used
• OEM Part Number: LR125615
• Substitutable numbers: LR125615, K4D3-9F464-DB, K4D39F464DB, K4D3-9F464-DA, K4D39F464DA
• Fuel type: Diesel
• Category: EGR Parts & Valves

Purpose and Function in the EGR System

The EGR cooler in the Discovery Sport L550 is responsible for lowering the temperature of exhaust gases directed back to the intake manifold. This ensures stable operation of the exhaust gas recirculation system and helps the diesel engine maintain optimal combustion parameters. A correctly selected EGR cooler reduces the risk of component overheating, supports maintaining the correct air-fuel mixture, and aids in compliance with emission standards.

For Diesel engines, a functional EGR heat exchanger is crucial for engine running smoothness, smoke reduction, and protection of other intake and exhaust system components. Replacing a worn or leaking cooler with a functional part from the same design group helps prevent secondary issues such as intake manifold contamination or unstable boost pressure.

Compatibility and Fitment for Land Rover Discovery Sport L550

This EGR cooler has been developed for use in the Land Rover Discovery Sport L550 with the AJ200 204DT engine, ensuring correct geometric fitment and compatibility with factory equipment. This means proper positioning of ports, mounting points, and connections, facilitating installation in place of the original component without requiring modifications to the system.

For certainty in selection, it is recommended to verify compatibility using the OEM part number and interchangeable numbers, as well as comparing the design with the currently installed component. This approach minimizes the risk of incorrect fitment and maintains the integrity of the entireEGR Valves and Parts system in the vehicle.

Product Characteristics and Condition

The offered EGR cooler from Land Rover is a used part, providing a cost-effective solution while maintaining original manufacturer specifications. A used component of this type is particularly attractive for operational repairs where restoring full system functionality within a reasonable service budget is a priority.

The component is designed for operation with a diesel engine, so its construction accounts for the typical thermal and flow loads for Diesel units. During installation, it is recommended to use new gaskets and thoroughly clean the mating surfaces to ensure system seal and stable long-term operation.

Benefits of Using an Original EGR Cooler

• Factory fitment for Discovery Sport L550 with AJ200 204DT engine, no installation modifications required.
• Compatibility with other exhaust gas recirculation system components, promoting stable engine operation.
• Ability to utilize existing mounting points and connections, simplifying the installation process.
• A sensible compromise between repair cost and maintaining original manufacturer specifications.

Installation and Operational Recommendations

Before installation, it is advisable to inspect the EGR system for contaminants and hose leaks to ensure the newly installed cooler operates under the most stable conditions possible. It is also recommended to bleed the cooling system according to the service procedure for the Discovery Sport L550, which reduces the risk of localized overheating and uneven fluid flow.

After replacing the EGR cooler, computer diagnostics are recommended to verify engine operating parameters and to clear any stored fault codes related to the exhaust gas recirculation system. This approach allows for full utilization of the installed component's potential and maintains stable operating conditions for the powertrain.

If you are planning a comprehensive repair or upgrade of the exhaust gas recirculation system in your Land Rover and require other parts from the same group, such as coolers, valves, or hoses, check the available parts in the Land Rover EGR Valves and Parts category.

To better plan your service budget and make informed choices when selecting used parts, we recommend reading the guide on our blog: Used Parts – Your Guide to the Best Deals in the Automotive Store, where we discuss practical principles for selecting and operating used components.