Denso 234-4534 Oxygen Sensor - Downstream

Overview of the Denso OE Style Oxygen Sensor 234-4534

The Denso OE Style Oxygen Sensor 234-4534 is designed specifically for select Infiniti and Nissan models, including the M35h, Q50, Q70, Q70L, Versa, and Versa Note. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by monitoring exhaust gases precisely.

• Heated sensor type for faster response times
• Specific fit for Infiniti and Nissan vehicles
• Threaded mounting type with 0.708-inch thread diameter
• Four-wire design with female connector
• Wiring harness length of 14.76 inches for proper installation

Detailed Features and Specifications

The Denso 234-4534 oxygen sensor features a heated sensor element that allows it to reach operating temperature quickly, improving fuel efficiency and reducing emissions. Its specific fitment ensures compatibility with Infiniti M35h, Q50, Q70, Q70L, and Nissan Versa and Versa Note models, providing a direct replacement without modification. The sensor includes a 14.76-inch wiring harness and a female connector with four wires, facilitating straightforward electrical connections. The threaded mounting type with a 0.708-inch diameter allows secure installation in the exhaust system.

About the Denso OE Style Product Line

The OE Style line from Denso focuses on delivering parts that meet original equipment specifications for fit, form, and function. This oxygen sensor is engineered to match the performance and durability standards of the original sensor installed in your Infiniti or Nissan vehicle, ensuring reliable operation and compliance with emissions regulations.

Common Applications and Problem Resolution

• Restores accurate oxygen sensing for proper air-fuel mixture control
• Helps resolve check engine light issues related to oxygen sensor faults
• Improves fuel economy by providing precise exhaust gas readings
• Reduces harmful emissions by maintaining optimal combustion
• Prevents engine performance problems caused by faulty sensors

Installation Notes and Tips

When installing the Denso 234-4534 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 wiring harness length of 14.76 inches is sufficient for your vehicle’s routing. Confirm the female connector matches the vehicle’s harness to ensure proper electrical connection. Follow manufacturer torque specifications for mounting to avoid sensor damage.

Quality Assurance and Warranty

Denso oxygen sensors are manufactured to meet strict quality standards and undergo rigorous testing to ensure durability and performance. The OE Style 234-4534 sensor is designed to provide reliable operation over the life of the vehicle. Warranty coverage details should be confirmed with the point of purchase or manufacturer documentation.