Denso 234-4715 Oxygen Sensor - Downstream or Downstream Right

Overview of Denso OE Style Oxygen Sensor 234-4715

The Denso OE Style Oxygen Sensor 234-4715 is designed specifically for select INFINITI and Nissan vehicles, including the 300ZX and Q45 models. This heated oxygen sensor ensures accurate air-fuel mixture readings to support optimal engine performance and emissions control.

• Heated sensor type for faster response times
• Specific fit for INFINITI 300ZX and Nissan Q45
• Threaded mounting type with 0.708 inch thread diameter
• Four-wire design with male connector for secure connection
• 28.74 inches wiring harness length for proper installation

Detailed Features and Specifications

The Denso 234-4715 oxygen sensor features a heated sensor element that allows it to reach operating temperature quickly, improving emission control efficiency. Its four-wire configuration supports both sensor signal and heater circuit, ensuring reliable performance. The sensor is designed with a threaded mounting type and a 0.708 inch thread diameter, providing a secure and precise fit. The wiring harness length of 28.74 inches offers sufficient reach for installation in the engine bay. The male connector ensures compatibility with the vehicle’s existing wiring harness.

About the Denso OE Style Product Line

The OE Style line from Denso focuses on delivering oxygen sensors that match original equipment specifications for fit, form, and function. This ensures that the 234-4715 sensor integrates seamlessly with the vehicle’s emission control system, maintaining factory performance standards for INFINITI and Nissan models.

Applications and Common Issues Addressed

• Restores accurate oxygen level readings for proper fuel mixture
• Helps resolve rough idling and engine hesitation
• Reduces increased emissions and failed emissions tests
• Prevents poor fuel economy caused by faulty sensors
• Eliminates check engine light codes related to oxygen sensor failure

Installation Notes and Tips

When installing the Denso 234-4715 oxygen sensor, ensure the engine is cool to avoid burns. Use appropriate tools to avoid damaging the threaded mounting. Verify the connector gender matches the vehicle harness for a secure connection. It is recommended to apply anti-seize compound on the threads to facilitate future removal. Follow vehicle-specific service manual instructions for torque specifications and sensor location.

Quality Assurance and Warranty

Denso oxygen sensors undergo rigorous testing to meet OEM standards for durability and performance. The OE Style 234-4715 sensor is manufactured to provide consistent operation under demanding conditions. Warranty coverage details should be confirmed with the product documentation or supplier.