Walker 350-31032 Oxygen Sensor - Upstream

Overview of Walker 350-31032 Oxygen Sensor for Toyota Vehicles

The Walker 350-31032 oxygen sensor is designed specifically for Toyota Camry and Celica models, ensuring precise emission control and optimal engine performance. This non-heated sensor features a flange mount design and a radiused polygon female connector for secure installation.

• Wiring harness length: 17.24 inches
• Wire gauge measurement: 20 gauge
• Sensor type: Non heated oxygen sensor
• Specific fit for Toyota Camry and Celica
• Connector shape: Radiused polygon with female gender
• Thread diameter: 18.0 mm
• Overall length: 20.79 inches
• Mounting type: Flange mount
• Single wire configuration

Detailed Product Description

The Walker 350-31032 oxygen sensor is engineered to meet the emission control requirements of select Toyota vehicles, including the Camry and Celica. This specific fit sensor uses a non-heated design, which is suitable for applications where the vehicle’s exhaust system provides sufficient heat for sensor operation. The sensor’s flange mount ensures a secure and stable installation, while the radiused polygon female connector facilitates a reliable electrical connection. With a wire gauge of 20 and a wiring harness length of 17.24 inches, this sensor is designed for precise fitment and durability. The thread diameter of 18.0 mm matches OEM specifications, allowing for straightforward replacement without modification.

Walker Products Aftermarket Line Information

This oxygen sensor is part of the Walker Products Aftermarket line, which focuses on providing quality emission control components tailored to specific vehicle applications. The product line emphasizes compatibility and reliability, offering sensors that meet or exceed OEM standards for fit and function. The 350-31032 sensor reflects this approach by delivering a direct replacement solution for Toyota Camry and Celica models, supporting proper engine management and emissions compliance.

Common Applications and Issues Addressed

• Restores accurate oxygen level readings for engine control units
• Helps resolve rough idling and poor fuel economy
• Reduces emissions by ensuring proper air-fuel mixture
• Eliminates check engine light triggers related to oxygen sensor faults
• Prevents failed emissions tests due to sensor malfunction

Installation Notes and Tips

When installing the Walker 350-31032 oxygen sensor, ensure the vehicle is cool to avoid burns. Use the correct flange mount hardware and torque specifications to secure the sensor properly. Verify the connector’s radiused polygon female shape matches the vehicle harness to avoid connection issues. Inspect wiring for damage and ensure the single wire is routed away from heat sources and moving parts. Proper installation will support sensor longevity and accurate performance.

Quality Assurance and Warranty

Walker Products Aftermarket oxygen sensors are manufactured to meet stringent quality standards. While specific warranty details for part number 350-31032 should be confirmed at the point of purchase, Walker typically offers coverage against defects in materials and workmanship. This ensures that the sensor performs reliably under normal operating conditions for Toyota Camry and Celica vehicles.