Walker 350-34010 Oxygen Sensor - Upstream

Overview of Walker 350-34010 Oxygen Sensor for Volkswagen Models

The Walker 350-34010 oxygen sensor is designed specifically for select Volkswagen vehicles, including the Cabrio, Caravelle, Corrado, Derby, Golf, Jetta, Passat, and Van models. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by providing precise air-fuel mixture data to the engine management system.

• Heated oxygen sensor with 4-wire configuration for reliable operation
• Specific fit for Volkswagen models such as Golf, Jetta, Passat, and more
• 22.17-inch wiring harness length for flexible installation
• Threaded mounting type with 18.0 mm thread diameter for secure fit
• Radiused polygon male connector for proper electrical connection
• Wire gauge measurement of 20 for durability and signal integrity
• Overall length of 25.71 inches to accommodate vehicle-specific routing

Walker Products Aftermarket Line Details

The Walker Products Aftermarket line offers a range of emission control components engineered to meet or exceed OEM specifications. This product line focuses on delivering reliable sensor performance and durability, making the 350-34010 oxygen sensor a suitable replacement part for maintaining Volkswagen emission systems within factory standards.

Technical Description and Features

The Walker 350-34010 oxygen sensor is a heated sensor type, which allows it to reach operating temperature quickly for accurate readings shortly after engine start. It features a 4-wire design, including heater and signal wires, ensuring consistent sensor output and faster response times. The sensor’s wiring harness length of 22.17 inches and overall length of 25.71 inches provide adequate reach for installation in Volkswagen Cabrio, Caravelle, Corrado, Derby, Golf, Jetta, Passat, and Van models. The threaded mounting type with an 18.0 mm diameter ensures a secure and leak-free fit in the exhaust system. The radiused polygon male connector is designed for a precise electrical connection, reducing the risk of signal loss or corrosion.

Common Applications and Problem Resolution

• Restores accurate air-fuel ratio readings for improved engine efficiency
• Resolves check engine light issues related to oxygen sensor faults
• Helps reduce harmful emissions by ensuring proper catalytic converter function
• Eliminates rough idling or poor acceleration caused by faulty sensors
• Prevents failed emissions tests due to sensor malfunction

Installation Notes and Tips

When installing the Walker 350-34010 oxygen sensor, ensure the vehicle is cool 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. Properly route the wiring harness to prevent contact with hot exhaust components or moving parts. After installation, clear any diagnostic trouble codes and perform a test drive to confirm sensor operation.

Quality Assurance and Warranty

Walker Products Aftermarket oxygen sensors are manufactured to meet strict quality standards and undergo rigorous testing to ensure durability and performance. The 350-34010 part number is backed by a limited warranty covering defects in materials and workmanship, providing confidence in its reliability for Volkswagen emission control applications.