Bosch 15313 Oxygen Sensor - Upstream

Overview of Bosch Validated Oxygen Sensor 15313 for Lexus GS300

The Bosch Validated Oxygen Sensor part number 15313 is designed specifically for the Lexus GS300. This narrow-band heated oxygen sensor plays a critical role in emission control by accurately monitoring exhaust gases to optimize engine performance and reduce emissions.

• Compatible with Lexus GS300 models
• Specific fit with a 17.1-inch wiring harness length
• Heated narrow-band oxygen sensor for precise readings
• Threaded mounting type with 18 mm thread diameter
• Includes a 4-wire harness with blade terminals and a rectangular male connector
• Constructed with durable metal housing and steel finish
• Overall length of 20.9 inches for proper installation

Detailed Features and Specifications

The Bosch Validated Oxygen Sensor 15313 features a 4-wire heated design, which ensures faster sensor warm-up and more accurate oxygen level detection. The sensor is a narrow-band type, ideal for monitoring the air-fuel ratio in the Lexus GS300’s exhaust system. It includes a 17.1-inch wiring harness with blade-type terminals and a rectangular male connector, facilitating a secure and specific fit. The sensor’s mounting is threaded with an 18 mm diameter and a 22 mm hex size, allowing for straightforward installation using standard tools. The metal housing and steel finish provide durability and resistance to harsh engine conditions. This sensor weighs approximately 0.26 pounds and has an overall length of 20.9 inches, including a 19.7-inch length from the sealing surface to the end of the connector.

About the Bosch Validated Oxygen Sensor Product Line

The Bosch Validated Oxygen Sensor line is engineered to meet stringent quality and performance standards. This product line focuses on providing reliable, vehicle-specific oxygen sensors that ensure accurate emission control and engine efficiency. The 15313 sensor is part of this line, offering a standard replacement grade designed to match OEM specifications for the Lexus GS300, ensuring compatibility and consistent performance.

Common Applications and Issues Addressed

• Restores accurate air-fuel ratio readings for optimal engine performance
• Helps reduce harmful emissions by ensuring proper catalytic converter function
• Resolves engine warning lights related to oxygen sensor faults
• Improves fuel efficiency by providing precise exhaust gas data
• Prevents rough idling and engine hesitation caused by faulty sensors

Installation Notes and Tips

Installation of the Bosch Validated Oxygen Sensor 15313 requires a threaded mounting with an 18 mm thread diameter and a 22 mm hex size wrench. Ensure the wiring harness is properly connected using the 4-wire blade terminals and rectangular male connector. The sensor’s specific fitment for the Lexus GS300 means no modifications are necessary. It is recommended to handle the sensor carefully to avoid damage to the wiring harness and connector during installation.

Quality Assurance and Warranty

This Bosch oxygen sensor is manufactured to meet OEM standards for durability and performance. The heated sensor design ensures reliable operation under various engine conditions. While specific warranty details are not provided here, Bosch products typically come with manufacturer-backed quality assurance to support long-term use in emission control systems.