Walker 250-54037 Oxygen Sensor

Overview of Walker 250-54037 Oxygen Sensor

The Walker 250-54037 oxygen sensor is designed specifically for select INFINITI, Nissan, and Suzuki models, including the Altima, Armada, and Rogue. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by monitoring exhaust gases effectively.

• Heated sensor type for faster response times
• Specific fit for INFINITI, Nissan, and Suzuki vehicles
• 13.31-inch wiring harness length for precise installation
• 20 gauge wire measurement with 4 wires for reliable signal transmission
• Radiused polygon male connector for secure connection
• Threaded mounting type with 18.0 mm thread diameter
• Overall length of 16.85 inches for proper fitment

Detailed Product Features and Specifications

This oxygen sensor from Walker Products OE is engineered with a heated sensor element to provide quicker warm-up times, improving fuel efficiency and reducing emissions sooner after engine start. The 13.31-inch wiring harness length and 20 gauge wire ensure durability and consistent electrical performance. Featuring a radiused polygon male connector, the sensor offers a secure and precise connection to the vehicle’s wiring system. The threaded mounting type with an 18.0 mm diameter allows for straightforward installation in the exhaust system. With four wires, this sensor supports both the heating element and signal output, ensuring accurate oxygen level readings.

Walker Products OE Brand Line Information

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 a direct replacement solution designed to maintain factory performance and emissions standards for your INFINITI, Nissan, or Suzuki vehicle.

Compatible Vehicles and Common Applications

• INFINITI QX56 and Armada
• Nissan Altima, Maxima, Pathfinder, Rogue, Sentra, TITAN, Versa, Frontier, Xterra
• Suzuki Equator

This sensor is ideal for addressing issues related to engine performance and emissions control in these models.

Common Issues Addressed by This Oxygen Sensor

• Check engine light triggered by faulty oxygen sensor readings
• Poor fuel economy due to incorrect air-fuel mixture
• Increased emissions and failed emissions tests
• Engine hesitation or rough idling
• Reduced engine performance and drivability problems

Installation Notes and Tips

Ensure the vehicle is cool before beginning installation to avoid burns. Use the correct tools to remove the old sensor and install the Walker 250-54037 oxygen sensor by threading it securely into place. Connect the radiused polygon male connector firmly to the vehicle’s wiring harness. Verify the wiring harness length and connector type match your vehicle’s specifications for a proper fit.

Quality Assurance and Warranty

Walker Products OE oxygen sensors are manufactured to meet strict quality standards, ensuring reliable performance and durability. While specific warranty details are not provided here, Walker typically offers coverage consistent with OEM replacement parts. Refer to the product packaging or manufacturer documentation for exact warranty information.