Walker 250-241075 Oxygen Sensor - Downstream

Overview of Walker 250-241075 Oxygen Sensor for Ford Fiesta

The Walker 250-241075 oxygen sensor is designed specifically for Ford Fiesta models, ensuring precise emission control and optimal engine performance. This heated oxygen sensor features a threaded mounting type and a radiused polygon female connector for secure installation.

• Heated oxygen sensor for accurate emissions monitoring
• Specific fit for Ford Fiesta vehicles
• 27.09-inch wiring harness length with 4 wires
• 22 gauge wire measurement for durability
• Threaded mounting with 18.0 mm thread diameter
• Radiused polygon female connector for reliable connection
• Overall length of 30.63 inches for proper fitment

Detailed Features and Specifications

This Walker Products OE oxygen sensor (part number 250-241075) is engineered with a 4-wire heated sensor design, which allows for faster warm-up times and improved accuracy in measuring oxygen levels in the exhaust gases. The 22 gauge wiring ensures robust electrical conductivity, while the 27.09-inch wiring harness length provides sufficient reach for installation in the Ford Fiesta. The sensor’s threaded mounting type with an 18.0 mm diameter thread allows for secure and precise placement in the exhaust system. The radiused polygon female connector is designed to match the factory wiring harness, ensuring a seamless plug-and-play replacement.

Walker Products OE Brand Line

The Walker Products OE line focuses on delivering original equipment quality parts that meet or exceed OEM specifications. This oxygen sensor is part of that line, providing Ford Fiesta owners with a sensor that matches the fit, form, and function of the original component. Using a Walker Products OE sensor helps maintain the vehicle’s emission system integrity and supports compliance with environmental regulations.

Common Applications and Problem Resolution

• Restores accurate air-fuel mixture readings for improved fuel efficiency
• Resolves check engine light issues related to oxygen sensor faults
• Helps reduce harmful emissions by ensuring proper catalytic converter function
• Eliminates rough idling or engine hesitation caused by faulty sensors
• Prevents failed emissions tests due to sensor malfunction

Installation Notes and Tips

When installing the Walker 250-241075 oxygen sensor on a Ford Fiesta, ensure the engine is cool to avoid burns. Use an oxygen sensor socket or appropriate tool to remove the old sensor carefully. Verify the connector shape and gender match the factory harness before installation. Avoid twisting or damaging the wiring harness during installation. After installation, clear any diagnostic trouble codes to reset the vehicle’s computer system.

Quality Assurance and Warranty

Walker Products OE oxygen sensors are manufactured to meet strict quality standards and undergo rigorous testing to ensure reliability and durability. While specific warranty details for part number 250-241075 should be confirmed at the point of purchase, Walker typically offers limited warranties covering defects in materials and workmanship to provide confidence in product performance.