Nissan Qashqai Renault Dacia 1.5 dCi EGR Valve EGR Valve Cooler 1473500QAF

Nissan Qashqai Renault Dacia 1.5 dCi EGR Valve EGR Valve Cooler is a used, original component from the EGR Valves and Parts category, designed for 1.5 dCi diesel engines. Engineered to work with the exhaust gas recirculation system in Nissan, Renault, and Dacia vehicles, it helps restore proper engine performance and stable exhaust emission parameters.

Specifications and technical data

• SKU: 1473500QAF
• Mark: Nissan
• Condition: Used
• OEM Part Number: 1473500QAF
• Substitutable numbers: 1473500QAF, 8200912059
• Fuel type: Diesel
• Category: EGR Parts & Valves

Purpose and function in the EGR system

The presented EGR valve integrated with an exhaust gas cooler is a component of the emission control system in 1.5 dCi diesel engines. It is responsible for the controlled flow of exhaust gases back to the intake manifold and cooling them before they are reintroduced into the cylinder. A properly functioning EGR module helps reduce nitrogen oxides, stabilizes engine operating temperature, and contributes to the smooth operation of the power unit.

In the event of symptoms such as power loss, unstable idle speed, increased exhaust smoke, or the engine frequently entering limp mode, replacing the complete EGR valve with a cooler is one of the essential diagnostic and repair steps.

Construction and technical features

The module combines an exhaust gas recirculation valve and a cooler in a single housing, which simplifies installation and maintenance. The design is intended for use with the engine control system in diesel-powered vehicles, ensuring compatibility with factory ECU maps and the operating parameters of the 1.5 dCi unit.

As an item in the EGR Valves and Parts category, this part works with exhaust temperature and pressure sensors as well as the intake system, creating a cohesive emission control system. A properly selected EGR valve with a cooler reduces the risk of exhaust gas overheating in the intake, which translates into more stable combustion conditions and lower thermal stress on other components.

Benefits of use in the 1.5 dCi engine

Using the correct EGR valve with a cooler in a 1.5 dCi engine provides a number of practical operational benefits:

• more predictable throttle response due to stable exhaust gas recirculation,
• reduced risk of intake clogging with excessive carbon deposits,
• maintenance of emission parameters in line with factory specifications,
• reduced thermal load on the engine during prolonged operation.

For users who drive mainly in urban traffic, a functional EGR system is of particular importance – frequent start cycles and short trips promote the accumulation of deposits, and a properly selected component helps limit the negative effects of such driving style.

Selection, compatibility, and installation aspects

The described EGR valve with a cooler is intended for Nissan vehicles, as well as selected Renault and Dacia models with the 1.5 dCi engine. Before installation, it is recommended to verify compatibility based on vehicle data and part numbers in the technical specification to ensure a proper fit for the specific engine version and model year.

During replacement, it is worth paying attention to:

• the condition of the exhaust gas and coolant supply lines,
• the cleanliness of the intake channels and seal seats,
• proper bleeding of the cooling system after installation.

This approach minimizes the risk of leaks and allows you to fully utilize the potential of the installed component.

Related components and technical knowledge

If you are planning a comprehensive repair or upgrade of the engine area in your Nissan and need other components from the same group, such as additional valves, recirculation pipes, or exhaust coolers, check out the available parts in the Nissan EGR Valves and Parts category.

For a comparison of solutions used in the premium segment and a better understanding of how manufacturers develop engine and emission control systems, it is worth reading an article describing the evolution of flagship Mercedes models – a detailed discussion of design changes can be found in the material The evolution of the Mercedes S-Class: from W140 to W222 – innovations, model differences, and Mercedes auto parts over the years.

Summary

Nissan Qashqai Renault Dacia 1.5 dCi EGR Valve EGR Valve Cooler is a practical service solution for users of 1.5 dCi diesel engines who want to restore the proper operation of the exhaust gas recirculation system. A properly selected and installed component supports stable engine operation, helps maintain emission parameters, and reduces the risk of operational problems associated with overheating and excessive carbon deposit buildup.