Walker 350-34273 Oxygen Sensor

Overview of Walker 350-34273 Oxygen Sensor

The Walker 350-34273 oxygen sensor is designed specifically for select INFINITI and Nissan models, including the Altima, GT-R, Maxima, Murano, NV2500, NV3500, Quest, QX56, and QX80. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by providing precise air-fuel mixture data.

• Heated sensor type for faster response times
• Specific fit for INFINITI and Nissan vehicles
• 9.37-inch wiring harness length with 20-gauge wire
• Four-wire configuration with radiused polygon male connector
• Threaded mounting type with 18.0 mm thread diameter
• Overall length of 12.91 inches for proper installation

Walker Products Aftermarket Line Details

The Walker Products Aftermarket line offers reliable emission control components engineered to meet or exceed OEM specifications. This oxygen sensor from the Walker Products Aftermarket series is built to provide consistent performance and durability, ensuring compatibility and longevity for your Nissan or INFINITI vehicle’s emission system.

Technical Description and Attributes

This oxygen sensor features a heated design that allows it to reach operating temperature quickly, improving fuel efficiency and reducing emissions. The 9.37-inch wiring harness with 20-gauge wire ensures a secure electrical connection, while the four-wire setup supports both sensor heating and signal transmission. The radiused polygon male connector provides a precise fit, minimizing the risk of connection issues. With a threaded mounting type and an 18.0 mm thread diameter, installation is straightforward and secure. The overall length of 12.91 inches accommodates proper placement within the exhaust system.

Common Applications and Problem Resolution

• Helps resolve rough idling caused by incorrect air-fuel mixture readings
• Addresses increased emissions and failed emissions tests
• Improves fuel economy by providing accurate oxygen level data
• Prevents engine performance issues related to faulty sensors
• Reduces check engine light triggers related to oxygen sensor faults

Installation Notes and Tips

Ensure the vehicle is cool before beginning installation to avoid burns. Use appropriate tools to remove the old sensor and avoid damaging the threaded mounting hole. Verify the connector type matches the vehicle harness before installation. Tighten the sensor to the manufacturer’s torque specifications to prevent exhaust leaks. The 9.37-inch wiring harness length provides flexibility for routing during installation.

Quality Assurance and Warranty

Walker Products Aftermarket oxygen sensors are manufactured to meet strict quality standards for durability and performance. While specific warranty details may vary, Walker typically offers coverage against defects in materials and workmanship. Using this sensor helps maintain compliance with emissions regulations and supports the longevity of your vehicle’s emission control system.