Walker 250-24777 Oxygen Sensor - Downstream, Downstream Right or Upstream

Overview of Walker Products OE Oxygen Sensor 250-24777

The Walker Products OE Oxygen Sensor 250-24777 is designed specifically for select Pontiac and Toyota models, including the Corolla, Matrix, Tacoma, and Vibe. 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 Pontiac and Toyota vehicles
• 16.46-inch wiring harness length with 4 wires
• 22 gauge wire for reliable signal transmission
• Threaded mounting with 18.0 mm thread diameter
• Radiused polygon male connector for secure connection
• Overall length of 20.0 inches for proper installation

Detailed Product Features and Specifications

This oxygen sensor from Walker Products OE features a heated sensor element that allows it to reach operating temperature quickly, improving fuel efficiency and reducing emissions. The 16.46-inch wiring harness length and 22 gauge wire ensure consistent electrical performance. With four wires, this sensor provides accurate feedback to the engine control unit. The radiused polygon male connector and threaded mounting type with an 18.0 mm thread diameter facilitate a secure and precise fit. The overall length of 20.0 inches supports proper placement within the exhaust system.

Walker Products OE Brand Line Information

The Walker Products OE line focuses on delivering original equipment quality parts designed to meet or exceed factory specifications. This oxygen sensor is part of that line, ensuring compatibility and performance for specific vehicle applications. Using a Walker Products OE sensor helps maintain the integrity of your vehicle’s emission control system.

Compatible Vehicles and Common Applications

• Compatible with Pontiac Vibe models requiring a specific oxygen sensor
• Fits Toyota Corolla, Matrix, and Tacoma models with OE sensor requirements
• Used to monitor exhaust oxygen levels for proper air-fuel mixture adjustment
• Helps address issues such as rough idling, poor fuel economy, and failed emissions tests
• Replaces faulty or worn oxygen sensors to restore engine performance

Installation Notes and Tips

Installation requires removing the old oxygen sensor and threading the new sensor into place using the 18.0 mm threaded mounting. Ensure the radiused polygon male connector is securely connected to the vehicle’s wiring harness. The 16.46-inch wiring harness length provides flexibility for routing during installation. It is recommended to use proper tools and follow vehicle-specific service manuals for torque specifications and safety precautions.

Quality Assurance and Warranty

Walker Products OE oxygen sensors are manufactured to meet strict quality standards for durability and performance. While specific warranty details are not provided here, Walker typically offers coverage consistent with OEM replacement parts. Using this sensor helps maintain compliance with emissions regulations and supports reliable vehicle operation.