Walker 350-34634 Oxygen Sensor

Overview of Walker 350-34634 Oxygen Sensor

The Walker 350-34634 oxygen sensor is designed specifically for select INFINITI and Nissan models, including the 350Z, 370Z, Altima, and Rogue. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by providing precise air-fuel mixture data to the vehicle’s engine management system.

• Heated sensor type for faster response times
• Specific fit for INFINITI and Nissan vehicles
• 16.26-inch wiring harness length for proper installation
• 20 gauge wire measurement with 4 wires for reliable signal transmission
• Radiused polygon male connector for secure connection
• Threaded mounting type with 18.0 mm thread diameter
• Overall length of 19.8 inches for compatibility with OEM specifications

Walker Products Aftermarket Line Details

This oxygen sensor is part of the Walker Products Aftermarket line, which focuses on providing replacement emission control components that meet or exceed OEM standards. The line emphasizes precise fitment and durability, ensuring that parts like the 350-34634 oxygen sensor integrate seamlessly with vehicle systems for consistent performance and emissions compliance.

Product Description and Specifications

The Walker 350-34634 oxygen sensor features a heated sensor element that allows it to reach operating temperature quickly, improving fuel efficiency and reducing emissions. Its 16.26-inch wiring harness and 20 gauge wires with four conductors provide stable electrical connections, while the radiused polygon male connector ensures a secure and corrosion-resistant fit. The threaded mounting type with an 18.0 mm diameter matches factory specifications for easy installation on compatible INFINITI and Nissan models such as the Maxima, Murano, and Sentra.

Common Applications and Issues Addressed

• Restores accurate oxygen sensing for proper air-fuel mixture control
• Resolves engine performance issues related to faulty oxygen sensors
• Helps reduce emissions and pass state inspections
• Eliminates rough idling and poor fuel economy caused by sensor failure
• Prevents check engine light triggers related to oxygen sensor faults

Installation Notes and Tips

When installing the Walker 350-34634 oxygen sensor, ensure the vehicle is cool to avoid burns. Use the correct socket size for the 18.0 mm threaded sensor to prevent damage. Verify the connector’s radiused polygon shape and male gender match the vehicle’s wiring harness. Properly route the 16.26-inch wiring harness to avoid contact with hot or moving parts. It is recommended to clear any diagnostic trouble codes after installation to reset the engine control module.

Quality Assurance and Warranty

Walker Products Aftermarket oxygen sensors are manufactured to meet strict quality standards, ensuring reliable performance and durability. While specific warranty details for part number 350-34634 may vary, Walker typically offers limited warranties covering defects in materials and workmanship. Always consult product documentation or the supplier for exact warranty terms.