NTK 24445 Oxygen Sensor - Downstream Rear

Overview of NTK Direct Fit Oxygen Sensor 24445

The NTK Direct Fit Oxygen Sensor 24445 is designed specifically for Mazda 6 models, providing precise emission control and optimal engine performance. This heated oxygen sensor features a threaded mounting type and a 22-inch wiring harness for straightforward installation.

• Heated oxygen sensor for faster response times
• Specific fit for Mazda 6 vehicles
• Threaded mounting type with 18mm thread diameter
• Four-wire design for accurate signal transmission
• 22-inch wiring harness length for flexible installation

Detailed Product Description

The NTK 24445 oxygen sensor belongs to the Direct Fit Oxygen Sensor product line, which is engineered to provide a precise replacement for original equipment sensors. This ensures compatibility and reliable performance without the need for modifications. The heated sensor type allows the unit to reach operating temperature quickly, improving fuel efficiency and reducing emissions. With a specific fitment for Mazda 6 models, this sensor features a threaded mounting type with an 18mm thread diameter, making it a direct replacement part. The four-wire configuration supports both the sensor signal and heater circuit, while the 22-inch wiring harness length offers sufficient reach for proper connection within the vehicle’s engine bay.

Common Applications and Issues Addressed

• Restores accurate oxygen level readings for engine control units
• Helps resolve rough idling and poor fuel economy
• Reduces emissions by ensuring proper air-fuel mixture
• Eliminates check engine light codes related to oxygen sensor failure
• Improves overall engine performance and drivability

Installation Notes and Tips

When installing the NTK Direct Fit Oxygen Sensor 24445, ensure the engine is cool to avoid burns. Use an oxygen sensor socket or appropriate wrench to remove the old sensor carefully. Verify the thread size matches the mounting port (18mm) before installation. Connect the four-wire harness securely, matching the wiring configuration to the vehicle’s factory setup. Avoid over-tightening the sensor to prevent damage to the threads or sensor housing.

Quality Assurance and Warranty

NTK oxygen sensors are manufactured to meet or exceed OEM specifications, ensuring reliable performance and durability. The Direct Fit Oxygen Sensor line undergoes rigorous testing for fit, form, and function. While specific warranty details for part number 24445 should be confirmed at the point of purchase, NTK typically offers a limited warranty covering defects in materials and workmanship.