Walker 250-24406 Oxygen Sensor - Downstream

Overview of Walker Products OE Oxygen Sensor 250-24406

The Walker Products OE Oxygen Sensor 250-24406 is designed for specific vehicle applications requiring precise emission control. This heated oxygen sensor features a threaded mounting type and a radiused polygon female connector, ensuring a secure and accurate fit for compatible makes and models.

• Heated oxygen sensor for improved response time
• Specific fit with 4-wire configuration
• Threaded mounting with 18.0 mm thread diameter
• Radiused polygon female connector for reliable connection
• Wiring harness length of 30.63 inches and overall length of 34.17 inches
• 20 gauge wire for durability and signal integrity

Detailed Product Description

This Walker Products OE oxygen sensor (part number 250-24406) is engineered to meet original equipment specifications for emission control systems. The heated sensor type allows for faster warm-up times, which helps maintain optimal air-fuel mixture readings under various operating conditions. The 4-wire design includes two wires for the heater circuit and two for the sensor signal, providing accurate and stable oxygen level measurements.

The sensor’s threaded mounting type with an 18.0 mm diameter ensures compatibility with specific vehicle exhaust systems. The radiused polygon female connector is designed to fit securely with the vehicle’s wiring harness, reducing the risk of disconnection or signal loss. With a wiring harness length of 30.63 inches and an overall length of 34.17 inches, this sensor is tailored for precise installation in designated applications.

Walker Products OE Brand Line Information

The Walker Products OE line focuses on delivering oxygen sensors that meet or exceed original equipment standards. This product line emphasizes exact fitment and reliable performance, making it suitable for technicians and vehicle owners seeking direct replacement parts. The 250-24406 sensor exemplifies the brand line’s commitment to quality and compatibility within emission control systems.

Common Applications and Issues Addressed

• Restores accurate oxygen level readings for proper engine management
• Helps resolve rough idling caused by faulty sensor signals
• Reduces increased emissions due to sensor malfunction
• Improves fuel efficiency by maintaining correct air-fuel ratio
• Prevents check engine light triggers related to oxygen sensor faults

Installation Notes and Tips

• Ensure the sensor thread size (18.0 mm) matches the vehicle’s exhaust port
• Use anti-seize compound on threads to facilitate future removal
• Disconnect the battery before installation to avoid electrical issues
• Verify connector shape and gender (radiused polygon, female) for proper wiring harness connection
• Follow vehicle-specific torque specifications when tightening the sensor

Quality Assurance and Warranty

Walker Products OE oxygen sensors are manufactured to meet stringent quality standards, ensuring durability and reliable performance in emission control systems. While specific warranty details for part number 250-24406 should be confirmed with the supplier, Walker typically offers limited warranties covering defects in materials and workmanship.