NTK 24397 Air / Fuel Ratio Sensor - Upstream Left or Upstream Right

Overview of NTK Direct Fit 5-Wire A/F Sensor 24397

The NTK Direct Fit 5-Wire Air/Fuel Ratio Sensor 24397 is designed for precise air-fuel mixture monitoring in select Ford and Lincoln vehicles. This heated sensor ensures accurate emissions control and engine performance for models like the Ford F-150 and Lincoln MKX.

• Heated sensor type for faster warm-up and accurate readings
• Specific fit for Ford and Lincoln models including Edge, Explorer, Mustang, and Transit series
• 5-wire configuration for reliable signal transmission
• Thread diameter of 18.0 mm and thread length of 0.38 inches for secure installation
• 11.5-inch wiring harness length for optimal routing
• Mounting bracket not included, designed for direct replacement

About the Direct Fit 5-Wire A/F Sensor Product Line

The NTK Direct Fit 5-Wire A/F Sensor line focuses on providing vehicle-specific air/fuel ratio sensors engineered to meet OEM specifications. This product line emphasizes direct replacement compatibility, ensuring that the sensor integrates seamlessly with the vehicle’s existing wiring and mounting points. The 5-wire heated sensor design supports quicker sensor activation and improved emissions feedback, which is critical for maintaining engine efficiency and compliance with emission standards.

Detailed Product Description

The NTK 24397 air/fuel ratio sensor is a heated sensor with a 5-wire configuration, designed to deliver accurate and timely data to the engine control unit. Its 11.5-inch wiring harness length allows for straightforward installation without the need for extensions or modifications. The sensor’s thread diameter of 18 mm and thread length of 0.38 inches ensure a secure fit in the exhaust system. This sensor is a specific fit for a range of Ford and Lincoln vehicles, including the Ford Edge, Explorer, F-150, Flex, Mustang, Taurus, and Transit series, as well as Lincoln MKS, MKT, MKX, and MKZ models.

Common Applications and Issues Addressed

• Helps maintain optimal air/fuel mixture for efficient combustion
• Reduces emissions by providing accurate feedback to the engine control unit
• Resolves check engine light triggers related to air/fuel ratio sensor faults
• Improves fuel economy by ensuring proper sensor operation
• Prevents rough idling and engine performance issues caused by faulty sensors

Installation Notes and Tips

Installation of the NTK 24397 sensor requires no mounting bracket as it is designed for direct fitment. Ensure the sensor threads match the vehicle’s exhaust port with an 18 mm diameter and 0.38-inch thread length. The 11.5-inch wiring harness length provides flexibility for routing but verify connector compatibility with the vehicle’s harness. It is recommended to use anti-seize compound on the threads to facilitate future removal. Always disconnect the battery before installation to avoid electrical shorts.

Quality Assurance and Warranty

NTK sensors are manufactured to meet or exceed OEM standards for durability and performance. The Direct Fit 5-Wire A/F Sensor 24397 undergoes rigorous testing to ensure reliable operation under various driving conditions. While specific warranty details are not provided here, NTK typically offers coverage against defects in materials and workmanship. Consult the product packaging or NTK documentation for exact warranty terms.