NTK 24677 Oxygen Sensor - Downstream, Downstream Front or Downstream Left

Overview of NTK Direct Fit Oxygen Sensor 24677

The NTK Direct Fit Oxygen Sensor 24677 is engineered for precise emission control in select Lexus, Scion, and Toyota vehicles. Designed as a heated oxygen sensor with a specific fit, it ensures accurate air-fuel mixture readings for optimal engine performance and reduced emissions.

• Heated oxygen sensor for faster response times
• Specific fit for Lexus, Scion, and Toyota models
• 14.25-inch wiring harness length for proper installation
• Threaded mounting type with 18mm thread diameter
• Four-wire configuration for reliable signal transmission

Direct Fit Oxygen Sensor Product Line Details

The NTK Direct Fit Oxygen Sensor line focuses on providing sensors that match OEM specifications for direct replacement without modification. This product line emphasizes exact fitment and compatibility, reducing installation time and ensuring consistent sensor performance. The 24677 sensor is part of this line, offering a precise fit for models such as the Toyota Highlander and Lexus RX350.

Detailed Product Description

This oxygen sensor features a heated sensor type, which allows it to reach operating temperature quickly, improving emission control efficiency. The 14.25-inch wiring harness length provides adequate reach for proper connection within the engine bay. With a threaded mounting type and an 18mm thread diameter, installation aligns with factory specifications. The four-wire design supports both the sensor signal and heater circuit, ensuring accurate data transmission to the vehicle’s engine control unit (ECU).

Compatible Vehicles and Common Applications

• Compatible with Lexus models including GS450h, LS460, RX330, RX350, RX400h, and RX450h
• Fits Scion iM and Corolla iM models
• Suitable for Toyota Highlander, HS250h, and Sienna
• Used to monitor and regulate exhaust emissions
• Helps maintain fuel efficiency and engine performance

Installation Notes and Tips

• Ensure the vehicle is cool before sensor replacement to avoid burns
• Use appropriate tools for the 18mm threaded mounting
• Verify wiring connections match the four-wire configuration
• Check for any exhaust leaks before installation
• Follow vehicle-specific service manual instructions for sensor location

Quality Assurance and Warranty

NTK oxygen sensors are manufactured to meet strict quality standards, ensuring durability and reliable performance. The Direct Fit Oxygen Sensor 24677 undergoes rigorous testing to comply with OEM specifications. Warranty coverage details should be confirmed with the product documentation or supplier.