Walker 350-34207 Oxygen Sensor

Overview of Walker 350-34207 Oxygen Sensor

The Walker 350-34207 oxygen sensor is designed specifically for select Audi and Volkswagen models, including the A4, A6, and TT series. This heated oxygen sensor ensures accurate emissions monitoring and optimal engine performance through precise air-fuel mixture readings.

• Heated sensor type for faster response times
• Specific fit for Audi and Volkswagen vehicles
• 72.36 inches wiring harness length for flexible installation
• 22 gauge wire with 4-wire configuration
• Radiused polygon male connector for secure connection
• Threaded mounting type with 18.0 mm thread diameter
• Overall length of 75.91 inches for proper fitment

Walker Products Aftermarket Line Details

This oxygen sensor is part of the Walker Products Aftermarket line, which focuses on providing reliable emission control components tailored to exact vehicle specifications. The line emphasizes quality and compatibility, ensuring that parts like the 350-34207 oxygen sensor meet OEM standards for fit and function on Audi and Volkswagen models.

Product Description and Attributes

The Walker 350-34207 oxygen sensor features a heated sensor element that allows it to reach operating temperature quickly, improving emission control efficiency. Its 4-wire design includes two wires for the heater circuit and two for the sensor signal, supporting accurate oxygen level detection. The wiring harness length of 72.36 inches and overall length of 75.91 inches provide ample reach for installation in the engine bay. The radiused polygon male connector ensures a secure and precise connection to the vehicle’s wiring harness. The sensor mounts via a threaded fitting with an 18.0 mm diameter, matching factory specifications for a direct replacement.

Compatible Vehicles and Common Applications

• Emission control sensor replacement for Audi A4, A4 Quattro, A6, A6 Quattro, A8 Quattro, Allroad Quattro, Clasico, S4, TT, and TT Quattro
• Suitable for Volkswagen EuroVan and Jetta models requiring a specific fit oxygen sensor
• Addresses issues such as poor fuel economy, rough idling, and failed emissions tests
• Helps resolve check engine light triggers related to oxygen sensor faults
• Improves engine performance by providing accurate air-fuel mixture data

Installation Notes and Tips

Installation of the Walker 350-34207 oxygen sensor requires removal of the old sensor from the threaded mounting point. Ensure the engine is cool before beginning work to avoid burns. The 4-wire connector should be matched carefully to the vehicle’s wiring harness, noting the radiused polygon shape and male connector orientation. Use appropriate tools to avoid damaging the sensor threads during installation. Verify sensor wiring and connector engagement before completing the installation.

Quality Assurance and Warranty

Walker Products Aftermarket oxygen sensors are manufactured to meet or exceed OEM specifications for durability and performance. While specific warranty details for part number 350-34207 are not provided here, Walker typically offers coverage against defects in materials and workmanship. This oxygen sensor is designed to maintain emission control system integrity and support compliance with environmental regulations.