Walker 250-25086 Oxygen Sensor

Overview of Walker 250-25086 Oxygen Sensor

The Walker 250-25086 oxygen sensor is designed for specific Ford, Lincoln, Mazda, and Mercury vehicles, including models like the Ford F-150, Escape, and Mazda CX-9. This heated oxygen sensor ensures accurate emissions monitoring and optimal engine performance.

• Heated sensor type for faster response times
• Specific fit for select Ford, Lincoln, Mazda, and Mercury models
• 14.29-inch wiring harness length with 5 wires
• Threaded mounting type with 18.0 mm thread diameter
• Radiused polygon male connector for secure connection
• Overall length of 17.83 inches for proper installation
• 20 gauge wire for reliable signal transmission

Detailed Product Description

This Walker Products OE oxygen sensor (part number 250-25086) is engineered to meet the exact specifications of various Ford, Lincoln, Mazda, and Mercury vehicles. Featuring a heated sensor element, it provides quicker warm-up times, which helps the engine control module maintain optimal air-fuel ratios. The sensor includes a 14.29-inch wiring harness with five wires, allowing for precise signal communication. Its radiused polygon male connector ensures a secure and proper fit, while the threaded mounting type with an 18.0 mm diameter allows for straightforward installation. The overall length of 17.83 inches accommodates the sensor’s placement within the exhaust system without modification.

Walker Products OE Brand Line Information

The Walker Products OE line focuses on delivering emission control components that meet or exceed original equipment specifications. This oxygen sensor is part of that line, ensuring compatibility and performance consistent with factory-installed parts. Using Walker Products OE parts helps maintain vehicle emissions compliance and engine efficiency.

Common Applications and Issues Addressed

• Restores accurate oxygen sensing for proper fuel mixture control
• Helps resolve rough idling caused by faulty sensor readings
• Reduces emissions by ensuring correct exhaust gas monitoring
• Prevents check engine light triggers related to oxygen sensor faults
• Improves fuel economy by maintaining optimal combustion

Installation Notes and Tips

Installation requires removing the old oxygen sensor and threading the Walker 250-25086 sensor into the exhaust manifold or pipe. Ensure the connector matches the radiused polygon male type for proper connection. Avoid damaging the wiring harness during installation, and verify the sensor’s orientation and length fit the vehicle’s exhaust system. Use appropriate tools to tighten the sensor to the specified torque to prevent leaks.

Quality Assurance and Warranty

Walker Products OE oxygen sensors are manufactured to meet strict quality standards for durability and performance. While specific warranty details may vary, Walker typically offers coverage against defects in materials and workmanship. Using this sensor helps maintain compliance with emissions regulations and supports reliable vehicle operation.