Bosch 15247 Oxygen Sensor - Downstream, Downstream Right or Upstream

Reliable Oxygen Sensor for Lexus and Toyota Vehicles

The Bosch Validated Oxygen Sensor 15247 is designed to provide accurate emissions control for select Lexus and Toyota models. This specific fit oxygen sensor ensures proper engine performance and helps maintain optimal fuel efficiency.

• Specific fit for Lexus GS300, Toyota Supra, Tacoma, Tundra, Sequoia, and Toyota SC300
• Narrow-band heated oxygen sensor with threaded mounting
• 15.2-inch wiring harness length with 4-wire blade terminals
• Durable steel housing with 22 mm hex size and 18 mm thread diameter
• Includes wiring harness and male rectangular connector for secure installation

About the Bosch Validated Oxygen Sensor Line

The Bosch Validated Oxygen Sensor product line focuses on delivering reliable, standard replacement sensors that meet OEM specifications. This line is engineered to provide consistent performance and durability, ensuring compatibility with specific vehicle models. The 15247 sensor is part of this line, offering a heated narrow-band sensor designed for precise emissions monitoring and control.

Product Details and Specifications

This Bosch oxygen sensor features a 4-wire design with blade-type terminals and a male rectangular connector, facilitating a secure and accurate connection. The sensor is heated to improve response time and accuracy in measuring oxygen levels in the exhaust gases. Its steel housing and threaded mounting type (18 mm thread size) provide a robust and reliable fit. The overall length of 18.9 inches and wiring harness length of 15.2 inches allow for proper installation in the exhaust system. The sensor weighs approximately 0.14771 lbs and includes a wiring harness for convenience.

Common Applications and Issues Addressed

• Restores accurate air-fuel ratio readings for Lexus GS300 and Toyota Supra engines
• Helps resolve check engine light triggers related to oxygen sensor faults
• Improves fuel efficiency and reduces harmful emissions in Toyota Tacoma and Tundra
• Prevents rough idling and engine performance issues in Toyota Sequoia and SC300
• Ensures compliance with emissions standards by maintaining sensor functionality

Installation Notes and Tips

Installation requires removing the old oxygen sensor and threading the Bosch 15247 sensor into the exhaust manifold or pipe. Use a 22 mm oxygen sensor socket for proper tightening. Ensure the wiring harness is connected securely to the vehicle’s harness using the male rectangular connector. No mounting bracket is included, so verify the sensor mounts directly to the threaded port. Handle the sensor carefully to avoid damage to the wiring or sensor tip.

Quality Assurance and Warranty

The Bosch Validated Oxygen Sensor 15247 is manufactured to meet OEM standards for fit and function. Bosch provides quality assurance through rigorous testing to ensure sensor reliability and durability. While specific warranty details may vary, Bosch typically offers a limited warranty covering defects in materials and workmanship for replacement oxygen sensors.