Standard Ignition EGV479 EGR Valve

Overview of Standard Ignition EGR Valve EGV479

The Standard Ignition EGR Valve EGV479 is designed for Nissan Maxima and Nissan Quest models, providing reliable exhaust gas recirculation control. This mechanical OE valve helps maintain proper emissions performance and engine efficiency.

• Mechanical operation type for consistent performance
• OE valve design ensures compatibility with Nissan Maxima and Quest
• Includes one hose connector for secure attachment
• Two bolt holes for straightforward mounting
• Mounting hardware and gasket or seal not included

Detailed Product Description

The Standard Ignition EGR Valve, part number EGV479, is engineered to meet original equipment specifications for Nissan Maxima and Quest vehicles. This mechanical EGR valve regulates the flow of exhaust gases back into the intake manifold, reducing nitrogen oxide emissions and improving combustion efficiency. Featuring a single hose connector and two bolt holes, the valve is designed for direct replacement without modification. While mounting hardware and gaskets are not included, the valve’s OE design ensures proper fit and function when installed with compatible components.

Common Applications and Problem Resolution

• Helps reduce engine knocking caused by excessive combustion temperatures
• Addresses rough idling and poor acceleration linked to faulty EGR operation
• Mitigates increased emissions and failed emissions tests
• Prevents check engine light triggers related to EGR valve malfunction
• Improves fuel efficiency by optimizing exhaust gas recirculation

Installation Notes and Tips

When installing the Standard Ignition EGR Valve EGV479 on Nissan Maxima or Quest models, ensure the engine is cool before beginning. Since mounting hardware and gaskets are not included, use OEM or compatible parts to secure the valve and maintain a proper seal. Verify the hose connector is properly attached to avoid vacuum leaks. Follow vehicle-specific service manual instructions for torque specifications and installation procedures.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM standards, ensuring reliable performance and durability. The EGR Valve EGV479 undergoes rigorous quality control testing to maintain consistent operation. Warranty coverage details should be confirmed with the product documentation or supplier, as they may vary.