Walker 350-34627 Oxygen Sensor - Downstream

Overview of Walker Oxygen Sensor 350-34627 for Volkswagen

The Walker 350-34627 oxygen sensor is designed specifically for Volkswagen Golf and Jetta models. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by monitoring exhaust gases effectively.

• Heated sensor type for faster response times
• Specific fit for Volkswagen Golf and Jetta
• 33.98-inch wiring harness length for precise installation
• 22 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 37.52 inches for proper fitment

Detailed Product Description

This Walker Products Aftermarket oxygen sensor (part number 350-34627) is engineered to meet the exact specifications of Volkswagen Golf and Jetta vehicles. Featuring a heated sensor element, it provides quicker warm-up times compared to non-heated sensors, which helps reduce emissions during cold starts. The sensor includes a 33.98-inch wiring harness with 22 gauge wires and a total of four wires, ensuring accurate and stable signal transmission to the engine control unit. The radiused polygon male connector is designed for a secure and precise fit, minimizing the risk of connection issues. The sensor mounts via a threaded connection with an 18.0 mm diameter, matching factory specifications for straightforward installation.

Walker Products Aftermarket Line

The Walker Products Aftermarket line focuses on delivering reliable emission control components that meet or exceed OEM standards. This oxygen sensor is part of that line, providing a direct replacement solution tailored for Volkswagen vehicles. The product line emphasizes compatibility and durability, ensuring that each sensor integrates seamlessly with the vehicle’s existing systems.

Common Applications and Issues Addressed

• Restores proper air-fuel mixture readings for Volkswagen Golf and Jetta
• Helps resolve rough idling and engine hesitation
• Reduces increased emissions and failed emissions tests
• Prevents check engine light triggers related to oxygen sensor faults
• Improves fuel efficiency by providing accurate exhaust data

Installation Notes and Tips

When installing the Walker 350-34627 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 matches the vehicle harness for a secure fit. It is recommended to inspect the wiring harness for any damage before installation and to clear any diagnostic trouble codes after replacement.

Quality Assurance and Warranty

Walker Products Aftermarket oxygen sensors are manufactured to meet stringent quality standards. While specific warranty details for part number 350-34627 should be confirmed at the point of purchase, Walker typically offers coverage against defects in materials and workmanship. This ensures dependable performance and peace of mind when replacing oxygen sensors on Volkswagen Golf and Jetta models.