Walker 250-22058 Oxygen Sensor - Upstream

Overview of Walker 250-22058 Oxygen Sensor for Toyota Vehicles

The Walker 250-22058 oxygen sensor is designed specifically for select Toyota models including the Camry, Celica, and RAV4. This non-heated oxygen sensor provides precise emissions control by monitoring exhaust gases to optimize engine performance and fuel efficiency.

• Wiring harness length: 9.37 inches
• Wire gauge measurement: 20 gauge
• Sensor type: Non heated
• Specific fit for Toyota Camry, Celica, and RAV4
• Wire quantity: 2 wires
• Connector shape: Radiused polygon
• Connector gender: Male
• Thread diameter: 18.0 mm
• Overall length: 12.91 inches
• Mounting type: Flange mount

Walker Products OE Line Details

This oxygen sensor is part of the Walker Products OE line, which focuses on delivering original equipment quality parts designed to meet or exceed factory specifications. The Walker Products OE line ensures compatibility and reliable performance for emission control components like oxygen sensors, making it a suitable replacement for the Toyota Camry, Celica, and RAV4 applications.

Product Description and Specifications

The Walker 250-22058 oxygen sensor features a flange mount design with an 18.0 mm thread diameter, allowing for secure installation in the exhaust system. Its 9.37-inch wiring harness and 20 gauge wires provide a durable connection, while the radiused polygon male connector ensures proper fitment with the vehicle’s wiring harness. This non-heated sensor uses two wires to accurately detect oxygen levels in the exhaust stream, helping the engine control module adjust fuel delivery for optimal combustion.

Common Applications and Issues Addressed

• Restores accurate air-fuel ratio readings for Toyota Camry, Celica, and RAV4
• Helps resolve check engine light triggers related to oxygen sensor faults
• Improves fuel efficiency by providing precise emissions data
• Reduces harmful exhaust emissions by maintaining proper sensor function
• Prevents engine performance issues caused by faulty oxygen sensors

Installation Notes and Tips

When installing the Walker 250-22058 oxygen sensor, ensure the flange mount is securely tightened to the exhaust pipe to prevent leaks. Verify the connector shape and gender match the vehicle’s wiring harness for a proper electrical connection. Avoid damaging the wiring harness during installation and confirm the sensor is positioned correctly to detect exhaust gases effectively.

Quality Assurance and Warranty

Walker Products OE oxygen sensors are manufactured to meet stringent quality standards, ensuring reliable operation and durability. While specific warranty details for part number 250-22058 should be confirmed with the supplier, Walker typically offers coverage against defects in materials and workmanship to support long-term performance.