Denso 234-9073 Air / Fuel Ratio Sensor - Upstream

Overview of the Denso OE Style Air/Fuel Ratio Sensor

The Denso OE Style Air/Fuel Ratio Sensor 234-9073 is designed specifically for Nissan Altima and Rogue models. This heated sensor ensures accurate air and fuel mixture readings to support optimal engine performance and emissions control.

• Heated sensor type for faster response times
• Specific fit for Nissan Altima and Rogue vehicles
• 14.69-inch wiring harness length for precise installation
• Four-wire configuration with male connector
• Thread diameter of 0.711 inches for secure mounting
• Regular grade type for reliable operation

Detailed Product Description

The Denso 234-9073 air/fuel ratio sensor is engineered to provide accurate feedback to the engine control unit by measuring the oxygen content in the exhaust gases. This heated sensor type improves warm-up time, allowing the engine to adjust fuel delivery more efficiently. With a wiring harness length of 14.69 inches and a four-wire setup, it offers compatibility with the specific electrical systems of Nissan Altima and Rogue models. The male connector and 0.711-inch thread diameter ensure a secure and proper fit during installation.

This sensor is part of Denso's OE Style product line, which focuses on delivering components that match original equipment specifications. The OE Style line is designed to provide a direct replacement solution that maintains factory performance and reliability without modification.

Common Applications and Issues Addressed

• Helps maintain proper air/fuel mixture for efficient combustion
• Reduces emissions by providing accurate sensor data to the ECU
• Prevents engine performance issues related to faulty oxygen sensing
• Addresses check engine light triggers related to air/fuel ratio sensor faults
• Supports fuel economy by ensuring correct sensor operation

Installation Notes and Tips

• Ensure compatibility with Nissan Altima and Rogue models before installation
• Handle the sensor carefully to avoid damage to the heated element
• Use proper tools to avoid damaging the 0.711-inch threaded mounting
• Verify connector polarity and secure the male connector firmly
• Check wiring harness length (14.69 inches) for proper routing and fit

Quality Assurance and Warranty

Denso OE Style sensors are manufactured to meet original equipment standards, ensuring consistent performance and durability. While specific warranty details may vary, Denso products typically come with a limited warranty covering defects in materials and workmanship. Refer to the product documentation or supplier for exact warranty terms.