Walker 250-54107 Oxygen Sensor - Upstream

Overview of Walker Products OE Oxygen Sensor 250-54107

The Walker Products OE Oxygen Sensor 250-54107 is designed specifically for select Toyota and Scion models, including the Camry, Solara, tC, and xB. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by providing precise air-fuel mixture data.

• Heated oxygen sensor with 4-wire design for reliable operation
• Specific fit for Toyota Camry, Solara, tC, and Scion xB models
• Threaded mounting type with 18.0 mm thread diameter
• 18.23 inches wiring harness length with radiused polygon male connector
• Wire gauge measurement of 20 for durability and signal integrity
• Overall length of 21.77 inches for proper installation depth

Detailed Product Description

The Walker Products OE line focuses on providing original equipment quality parts that meet or exceed OEM specifications. The 250-54107 oxygen sensor is a heated sensor featuring a 4-wire configuration, which includes two wires for the heating element and two for the sensor signal. This design allows the sensor to reach operating temperature quickly, improving emissions control and fuel efficiency. The sensor’s threaded mounting type with an 18.0 mm diameter ensures a secure fit in the exhaust system. The wiring harness length of 18.23 inches and the radiused polygon male connector are engineered for a precise fit in the wiring harness of compatible Toyota and Scion vehicles. The 20-gauge wire measurement supports durability and consistent signal transmission, while the overall length of 21.77 inches accommodates proper sensor placement within the exhaust stream.

Compatible Vehicles and Applications

• Toyota Camry
• Toyota Solara
• Toyota tC
• Scion xB

This oxygen sensor is designed specifically for these models, ensuring compatibility and reliable performance in emission control systems.

Common Issues Addressed by Oxygen Sensor 250-54107

• Incorrect air-fuel mixture readings causing poor fuel economy
• Check engine light triggered by faulty oxygen sensor signals
• Increased emissions due to sensor malfunction
• Engine performance issues such as rough idling or hesitation
• Failed emissions tests related to sensor failure

Installation Notes and Tips

When installing the Walker Products OE oxygen sensor 250-54107, ensure the vehicle is cool to avoid burns. Use the correct socket size for the 18.0 mm threaded sensor to prevent damage. Verify the connector’s radiused polygon shape and male gender match the vehicle’s wiring harness. Avoid twisting or stretching the wiring harness during installation to maintain wire integrity. It is recommended to check for any exhaust leaks around the sensor mounting area after installation.

Quality Assurance and Warranty

Walker Products OE parts are manufactured to meet original equipment standards, providing reliable performance and durability. The 250-54107 oxygen sensor undergoes rigorous testing to ensure proper function in emission control systems. While specific warranty details may vary, Walker typically offers coverage against defects in materials and workmanship, supporting long-term vehicle operation.