Denso 234-4716 Oxygen Sensor - Downstream

Reliable Oxygen Sensor for Nissan and Infiniti Vehicles

The Denso OE Style Oxygen Sensor 234-4716 is designed specifically for select Nissan and Infiniti models, including the 200SX, G20, I30, and Maxima. This heated oxygen sensor ensures accurate emissions monitoring and optimal engine performance.

• Heated sensor type for faster activation and improved efficiency
• Specific fit for Nissan and Infiniti 200SX, G20, I30, and Maxima models
• Threaded mounting type with 0.708-inch thread diameter for secure installation
• Four-wire design with a male connector for reliable electrical connection
• Wiring harness length of 21.65 inches to accommodate factory routing

About the Denso OE Style Product Line

The OE Style line from Denso offers oxygen sensors engineered to meet original equipment specifications. This ensures compatibility and performance that align closely with factory-installed parts. The 234-4716 sensor maintains the standards expected for emissions control components in Nissan and Infiniti vehicles, providing a direct replacement option without modification.

Product Details and Specifications

The Denso 234-4716 oxygen sensor features a heated sensor element that allows it to reach operating temperature quickly, reducing emissions during cold starts. Its four-wire configuration supports both the sensor signal and heater circuit, enhancing responsiveness and durability. The threaded mounting type with a 0.708-inch diameter ensures a secure fit in the exhaust system. The 21.65-inch wiring harness length is designed to match factory routing, simplifying installation and maintaining vehicle integrity.

Common Applications and Issues Addressed

• Restores accurate air-fuel ratio readings for improved fuel efficiency
• Helps resolve check engine light codes related to oxygen sensor failure
• Reduces emissions by ensuring proper catalytic converter function
• Improves engine performance by providing precise exhaust gas data
• Prevents drivability issues caused by faulty sensor signals

Installation Notes and Tips

When installing the Denso 234-4716 oxygen sensor, ensure the vehicle is cool to avoid burns. Use the correct socket size for the 0.708-inch threaded sensor to prevent damage. Verify the male connector matches the factory harness and route the wiring harness along the original path to avoid heat exposure or interference. It is recommended to apply anti-seize compound on the threads if not pre-applied to facilitate future removal.

Quality Assurance and Warranty

Denso OE Style oxygen sensors are manufactured to meet strict quality standards consistent with original equipment parts. While specific warranty details may vary, Denso typically offers coverage against defects in materials and workmanship. Using this sensor helps maintain compliance with emissions regulations and supports long-term vehicle reliability.