Walker 250-24293 Oxygen Sensor - Downstream or Upstream

Overview of Walker 250-24293 Oxygen Sensor for Ford Escort and Mercury Tracer

The Walker Products OE 250-24293 oxygen sensor is designed specifically for select Ford Escort and Mercury Tracer models. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by monitoring exhaust gases effectively.

• Heated oxygen sensor with 4-wire configuration
• Specific fit for Ford Escort and Mercury Tracer vehicles
• 19.61-inch wiring harness length for precise installation
• 22 gauge wire for reliable electrical conductivity
• Radiused polygon male connector for secure connection
• Threaded mounting type with 18.0 mm thread diameter
• Overall length of 23.15 inches for proper fitment

Walker Products OE Line and Part Specifications

The Walker Products OE line focuses on delivering original equipment quality parts that meet or exceed factory specifications. The 250-24293 oxygen sensor is engineered to match the exact fit and function required by Ford Escort and Mercury Tracer models, ensuring compatibility and reliable performance. This sensor’s heated design allows for quicker activation and improved emissions control under various operating conditions.

Detailed Product Description

This oxygen sensor features a 4-wire heated design, which includes two wires for the heating element and two for the sensor signal, enhancing responsiveness and accuracy. The wiring harness length of 19.61 inches provides sufficient reach for installation without excess slack. The 22 gauge wire ensures durability and consistent electrical flow. The sensor’s radiused polygon male connector is designed for a secure and precise connection, reducing the risk of disconnection or signal loss. The threaded mounting type with an 18.0 mm diameter allows for straightforward installation into the exhaust system, while the overall length of 23.15 inches ensures proper positioning within the vehicle’s exhaust stream.

Common Applications and Issues Addressed

• Helps maintain proper air-fuel mixture for Ford Escort and Mercury Tracer engines
• Reduces emissions by accurately monitoring oxygen levels in exhaust gases
• Prevents engine performance issues related to faulty oxygen sensors
• Addresses check engine light triggers caused by sensor failure
• Improves fuel efficiency by providing accurate feedback to the engine control unit

Installation Notes and Tips

When installing the Walker 250-24293 oxygen sensor, ensure the vehicle is cool to avoid burns. Use appropriate tools to remove the old sensor and avoid damaging the wiring harness. Confirm the radiused polygon male connector aligns correctly with the vehicle’s wiring harness connector. Thread the sensor carefully into the exhaust port to prevent cross-threading. After installation, clear any diagnostic trouble codes and verify sensor operation with a scan tool.

Quality Assurance and Warranty

Walker Products OE oxygen sensors are manufactured to meet stringent quality standards, ensuring reliable performance and durability. This part number 250-24293 undergoes rigorous testing to comply with OEM specifications. While specific warranty details are not provided here, Walker typically offers coverage consistent with industry standards for emission control components.