Walker 350-34457 Oxygen Sensor - Downstream Right

Overview of Walker Oxygen Sensor for Volvo XC90

The Walker 350-34457 oxygen sensor is designed specifically for the Volvo XC90, 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.

• Wiring harness length: 29.06 inches
• Wire gauge measurement: 20 gauge
• Heated sensor type for faster response
• Specific fit for Volvo XC90 models
• Four-wire configuration with radiused polygon male connector
• Thread diameter: 18.0 mm
• Overall length: 32.6 inches
• Threaded mounting for reliable attachment

Detailed Product Description

The Walker 350-34457 oxygen sensor is engineered to meet the exact specifications required by Volvo XC90 vehicles. As a heated sensor, it quickly reaches operating temperature, providing accurate oxygen level readings to the engine control unit. This sensor includes a 29.06-inch wiring harness with 20-gauge wires, arranged in a four-wire setup to support heating and signal transmission. The radiused polygon male connector ensures a secure and precise connection, while the 18.0 mm thread diameter and threaded mounting type allow for straightforward installation. The overall length of 32.6 inches accommodates proper placement within the exhaust system.

Walker Products Aftermarket Line

This oxygen sensor is part of the Walker Products Aftermarket line, which focuses on delivering reliable emission control components tailored to specific vehicle applications. Walker Products Aftermarket parts are designed to meet or exceed OEM standards, providing a dependable replacement option for maintaining emission system integrity in vehicles like the Volvo XC90.

Common Applications and Issues Addressed

• Restores accurate air-fuel mixture readings for improved engine efficiency
• Helps resolve check engine light triggers related to oxygen sensor faults
• Reduces emissions by ensuring proper catalytic converter function
• Prevents rough idling and poor acceleration caused by faulty sensors
• Supports compliance with emission regulations for Volvo XC90 vehicles

Installation Notes and Tips

When installing the Walker 350-34457 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 male shape matches the vehicle harness for a secure fit. Properly route the 29.06-inch wiring harness to avoid contact with hot exhaust components or moving parts. Follow Volvo’s torque specifications for threaded mounting to ensure a tight seal without over-tightening.

Quality Assurance and Warranty

Walker Products Aftermarket oxygen sensors are manufactured to meet stringent quality standards, ensuring durability and reliable performance. While specific warranty details for part number 350-34457 should be confirmed at the point of purchase, Walker typically offers coverage against defects in materials and workmanship to support long-term use in Volvo XC90 vehicles.