Bosch 15672 Oxygen Sensor - Downstream, Downstream Left or Downstream Right

Reliable Oxygen Sensor for Lexus and Toyota Vehicles

The Bosch Engineered Oxygen Sensor 15672 is designed to provide accurate air-fuel mixture readings for optimal engine performance. Specifically engineered for select Lexus and Toyota models, this oxygen sensor ensures precise emission control and efficient fuel management.

• Heated narrow-band oxygen sensor for faster response times
• Threaded mounting type with 18 mm thread diameter and 22 mm hex size
• Includes an 8.5-inch wiring harness with a 4-wire blade terminal connector
• Specific fit for Lexus and Toyota models including Camry, Corolla, Tacoma, and more
• Durable metal housing finished in steel for long-lasting performance

About the Bosch Engineered Oxygen Sensor Line

The Bosch Engineered Oxygen Sensor line focuses on delivering precise emission control components tailored to specific vehicle applications. The 15672 part number is part of this line, offering a standard replacement narrow-band heated oxygen sensor that meets OEM specifications. This ensures compatibility and reliable operation within the emission systems of Lexus and Toyota vehicles.

Product Details and Specifications

This oxygen sensor features a 4-wire design with a male rectangular connector and blade terminals, facilitating straightforward installation and secure electrical connections. The overall length measures 11.8 inches, with a sealing surface to connector length of 10.6 inches, providing adequate reach for proper placement. The sensor’s metal housing and heated element support durability and quicker sensor activation, which is critical for maintaining emission standards and engine efficiency.

Common Applications and Issues Addressed

• Restores accurate oxygen level readings for improved fuel economy
• Helps resolve check engine light triggers related to oxygen sensor faults
• Reduces emissions by ensuring proper air-fuel mixture adjustments
• Prevents engine performance issues caused by faulty sensor signals
• Supports compliance with emission regulations on Lexus and Toyota models

Installation Notes and Tips

Installation requires a threaded mounting with an 18 mm thread diameter and 22 mm hex size wrench. The included wiring harness with a 4-wire blade terminal connector simplifies electrical connections. Ensure the sensor is installed in the correct orientation and torque specifications are followed to avoid leaks or sensor damage. This sensor is a specific fit for models such as the Toyota Camry, Tacoma, Lexus RX350, and others listed in the fitment guide.

Quality Assurance and Warranty

The Bosch Engineered Oxygen Sensor 15672 is manufactured to meet OEM standards for fit, form, and function. It undergoes rigorous testing to ensure durability and reliable performance in emission control systems. While specific warranty details may vary, Bosch typically offers coverage against defects in materials and workmanship to support long-term use in Lexus and Toyota vehicles.