Walker 250-54053 Oxygen Sensor - Upstream Left or Upstream Right

Overview of Walker 250-54053 Oxygen Sensor for Jaguar Models

The Walker 250-54053 oxygen sensor is designed specifically for select Jaguar vehicles, including the Vanden Plas, XJ8, XJR, XK8, and XKR models. This heated oxygen sensor ensures accurate emissions monitoring and optimal engine performance by providing precise air-fuel mixture data.

• Heated oxygen sensor with 4-wire configuration
• Specific fit for Jaguar Vanden Plas, XJ8, XJR, XK8, and XKR
• 15.28-inch wiring harness length for flexible installation
• Threaded mounting type with 18.0 mm thread diameter
• Radiused polygon female connector for secure connection
• Wire gauge measurement of 20 for reliable signal transmission
• Overall length of 18.82 inches for proper fitment

Walker Products OE Line and Its Relevance

This oxygen sensor is part of the Walker Products OE line, which focuses on delivering original equipment quality parts designed to meet or exceed factory specifications. The Walker Products OE line ensures that the 250-54053 oxygen sensor maintains compatibility and performance standards required by Jaguar vehicles, supporting proper emissions control and engine management systems.

Detailed Product Description and Attributes

The Walker 250-54053 oxygen sensor features a heated sensor type that allows for faster warm-up times and improved accuracy in emissions readings. Its 4-wire design includes two wires for the heating element and two for the sensor signal, enhancing responsiveness and durability. The wiring harness length of 15.28 inches provides sufficient reach for installation in the engine bay, while the overall length of 18.82 inches ensures proper positioning within the exhaust system. The sensor mounts via a threaded connection with an 18.0 mm diameter, compatible with the original equipment specifications. The radiused polygon female connector offers a secure and precise fit, reducing the risk of connection issues. The wire gauge of 20 supports stable electrical conductivity for accurate sensor output.

Common Applications and Issues Addressed

• Replacement for faulty or failing oxygen sensors in Jaguar Vanden Plas, XJ8, XJR, XK8, and XKR
• Helps resolve engine performance problems related to incorrect air-fuel mixture readings
• Addresses emissions control system malfunctions and check engine light triggers
• Improves fuel efficiency by providing accurate oxygen level data to the engine control unit
• Supports compliance with emissions regulations by maintaining sensor accuracy

Installation Notes and Tips

When installing the Walker 250-54053 oxygen sensor, ensure the vehicle is cooled down to avoid burns. Use appropriate tools to remove the old sensor and avoid damaging the threaded mounting hole. Verify the connector type matches the vehicle harness before installation. The 15.28-inch wiring harness length allows for flexible routing, but avoid sharp bends or contact with hot exhaust components. After installation, clear any diagnostic trouble codes and perform a system check to confirm proper sensor operation.

Quality Assurance and Warranty Information

Walker Products OE oxygen sensors are manufactured to meet strict quality standards, ensuring reliable performance and durability. This part number 250-54053 undergoes rigorous testing to comply with OEM specifications for Jaguar vehicles. While specific warranty details may vary, Walker typically offers coverage against defects in materials and workmanship to support long-term use.