Walker 350-34613 Oxygen Sensor - Upstream

Overview of Walker Oxygen Sensor 350-34613 for Volvo 850

The Walker 350-34613 oxygen sensor is designed specifically for the Volvo 850, ensuring precise emission control and optimal engine performance. This heated oxygen sensor features a threaded mounting type and a radiused polygon male connector for secure installation.

• Heated oxygen sensor for accurate emissions monitoring
• Specific fitment for Volvo 850 models
• 18.82-inch wiring harness length with 4 wires of 20 gauge
• Threaded mounting with 18.0 mm thread diameter
• Radiused polygon male connector for reliable connection
• Overall length of 22.36 inches for proper placement

Detailed Product Description

The Walker 350-34613 oxygen sensor is part of the Walker Products Aftermarket line, which focuses on providing reliable emission control components tailored to specific vehicle applications. This sensor is a heated type, which helps it reach operating temperature faster, improving fuel efficiency and reducing emissions. The sensor includes a 4-wire configuration with 20 gauge wiring, ensuring stable signal transmission. Its 18.82-inch wiring harness length and 22.36-inch overall length allow for proper routing and fitment within the Volvo 850's engine bay. The threaded mounting type with an 18.0 mm diameter ensures a secure and leak-free installation. The radiused polygon male connector is designed to match the factory harness, simplifying replacement and maintaining electrical integrity.

Applications and Common Issues Addressed

• Helps maintain proper air-fuel mixture for Volvo 850 engines
• Reduces engine misfires and rough idling caused by faulty sensors
• Improves catalytic converter efficiency by providing accurate oxygen readings
• Prevents increased emissions and failed emissions tests
• Addresses check engine light triggers related to oxygen sensor faults

Installation Notes and Tips

• Ensure the vehicle is cool before sensor removal to avoid burns
• Use appropriate tools for threaded sensor removal and installation
• Verify connector compatibility with the Volvo 850 wiring harness
• Do not over-tighten the sensor to prevent thread damage
• Check for exhaust leaks after installation to ensure proper sensor function

Quality Assurance and Warranty

Walker Products Aftermarket oxygen sensors are manufactured to meet or exceed OEM specifications for fit, form, and function. The 350-34613 sensor undergoes rigorous testing to ensure durability and reliable performance in emission control systems. While specific warranty details may vary, Walker typically offers coverage against defects in materials and workmanship to support long-term use in Volvo 850 vehicles.