NTK 24157 Oxygen Sensor - Upstream

Overview of NTK Direct Fit Oxygen Sensor 24157

The NTK Direct Fit Oxygen Sensor 24157 is designed specifically for Nissan vehicles including the D21, Pathfinder, and Pickup models. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by providing precise air-fuel mixture data to the vehicle’s engine management system.

• Heated sensor type for faster response times
• Specific fit for Nissan D21, Pathfinder, and Pickup
• Threaded mounting type with 18mm thread diameter
• 71.75-inch wiring harness length for easy installation
• Three-wire configuration for reliable electrical connection

Details About the Direct Fit Oxygen Sensor Line

The NTK Direct Fit Oxygen Sensor product line focuses on providing exact replacement sensors tailored to specific vehicle applications. This ensures compatibility and reduces installation time by matching OEM specifications. The 24157 sensor is part of this line, offering a direct fit solution for Nissan models that require a heated oxygen sensor with a threaded mounting style.

Technical Description and Features

The NTK 24157 oxygen sensor features a heated element that allows the sensor to reach operating temperature quickly, improving emissions control during cold starts. Its 18mm threaded mounting type ensures a secure and proper fit in the exhaust system. The 71.75-inch wiring harness length provides sufficient reach for factory-style connections, while the three-wire design supports both sensor signal and heater circuit functions. This sensor is engineered for specific fitment, compatible with Nissan D21, Pathfinder, and Pickup models, ensuring precise performance and durability.

Common Applications and Issues Addressed

• Restores accurate air-fuel ratio readings for improved fuel efficiency
• Helps resolve check engine light codes related to oxygen sensor failure
• Reduces emissions by ensuring proper catalytic converter function
• Improves engine performance by providing reliable sensor data
• Prevents rough idling and poor acceleration caused by faulty sensors

Installation Notes and Tips

When installing the NTK 24157 oxygen sensor, ensure the vehicle is cool to avoid burns. Use an oxygen sensor socket or appropriate tool to remove the old sensor carefully. Verify the wiring harness length and connector match the factory setup to avoid electrical issues. Apply anti-seize compound to the threads if recommended by the vehicle manufacturer, but avoid contaminating the sensor tip. Tighten the sensor to the specified torque to prevent exhaust leaks.

Quality Assurance and Warranty

NTK oxygen sensors undergo rigorous testing to meet OEM standards for durability and performance. The Direct Fit Oxygen Sensor 24157 is manufactured to provide consistent sensor output and reliable heater operation. While specific warranty details may vary, NTK typically offers coverage against defects in materials and workmanship to ensure customer confidence in the product.