Walker 250-241107 Oxygen Sensor - Downstream, Downstream Left or Downstream Right

Overview of Walker Products OE Oxygen Sensor 250-241107

The Walker Products OE Oxygen Sensor 250-241107 is designed specifically for select INFINITI and Nissan vehicles. 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 and Nissan models including Armada, NV2500, NV3500, QX80, Rogue Sport, Sentra, TITAN, and TITAN XD
• 13.31-inch wiring harness length with 20 gauge wire for reliable connectivity
• Four-wire configuration with a radiused polygon male connector
• Threaded mounting type with an 18.0 mm thread diameter for secure installation
• Overall length of 16.85 inches for proper fitment

Detailed Product Description

This oxygen sensor from Walker Products OE is engineered to meet the exact specifications of your vehicle’s original equipment. The heated sensor type allows the unit to reach operating temperature quickly, improving fuel efficiency and reducing emissions. The four-wire design includes two wires for the heater circuit and two for the sensor signal, ensuring accurate data transmission to the engine control unit. The radiused polygon male connector provides a secure and precise connection, minimizing the risk of electrical issues. With a wiring harness length of 13.31 inches and an overall length of 16.85 inches, this sensor fits seamlessly into the exhaust system of compatible INFINITI and Nissan models.

Walker Products OE Brand Line Information

The Walker Products OE line focuses on delivering direct-fit emission control components that meet or exceed original equipment standards. This oxygen sensor is part of that line, ensuring compatibility and performance for specific vehicle applications. By adhering to OE specifications, Walker Products OE parts provide reliable operation and help maintain compliance with emissions regulations.

Common Applications and Issues Addressed

• Restores proper air-fuel mixture readings for improved engine performance
• Helps resolve rough idling and engine hesitation caused by faulty sensors
• Reduces increased emissions and potential failed emissions tests
• Prevents check engine light triggers related to oxygen sensor faults
• Supports fuel economy by providing accurate exhaust gas data

Installation Notes and Tips

Installation requires removal of the old oxygen sensor and threading the new sensor into the exhaust manifold or pipe. The 18.0 mm threaded mounting type ensures a secure fit. Use anti-seize compound on the threads to prevent seizing during future removal. Ensure the radiused polygon male connector is properly aligned and securely connected to avoid electrical faults. Verify wiring harness routing to prevent damage from heat or moving parts.

Quality Assurance and Warranty

Walker Products OE oxygen sensors are manufactured to meet strict quality standards and are tested for durability and performance. While specific warranty details may vary, Walker typically offers coverage against defects in materials and workmanship. Using this sensor helps maintain your vehicle’s emissions system integrity and supports compliance with environmental regulations.