Bosch 15736 Oxygen Sensor - Downstream or Upstream

Overview of Bosch Universal Oxygen Sensor 15736

The Bosch Universal Oxygen Sensor 15736 is designed to provide reliable emission control for a range of European vehicles. This narrow-band heated oxygen sensor is engineered for universal fitment, making it suitable for various BMW, Mercedes-Benz, Volkswagen, and Volvo models.

• Universal fit oxygen sensor compatible with multiple vehicle makes and models
• Heated narrow-band sensor for accurate air-fuel mixture readings
• Threaded mounting type with 18 mm thread diameter and 22 mm hex size
• Includes a 23.3-inch wiring harness with 4 wires and male/female connectors
• Durable metal housing finished in steel for long-lasting performance
• Standard replacement grade for emission control systems

About the Bosch Universal Oxygen Sensor Product Line

The Bosch Universal Oxygen Sensor line offers versatile solutions for emission control sensors that fit a broad range of vehicles. The Universal Oxygen Sensor 15736 is part of this line, providing a standard replacement option with a heated narrow-band sensor design. This product line focuses on compatibility and reliable sensor performance across multiple automotive brands, including BMW, Mercedes-Benz, Volkswagen, and Volvo.

Detailed Product Description

This Bosch oxygen sensor features a 27-inch overall length and a 25.8-inch length from the sealing surface to the end of the connector, allowing flexible installation in various engine configurations. The sensor includes a 4-wire harness with a round connector shape and male/female terminal genders, ensuring secure electrical connections. The threaded mounting type with an 18 mm thread diameter and 22 mm hex size facilitates straightforward installation. The sensor’s metal housing and steel finish provide durability under high-temperature conditions. As a heated narrow-band oxygen sensor, it helps maintain optimal engine performance and emissions control by accurately monitoring oxygen levels in the exhaust gases.

Compatible Vehicles and Applications

• BMW models such as 318i, 325i, 530i, 740i, and M3
• Mercedes-Benz models including C220, E320, S320, and SL500
• Volkswagen models like Golf, Jetta, and Passat
• Volvo models compatible with universal oxygen sensors

Common Issues Addressed by Bosch Oxygen Sensor 15736

• Incorrect air-fuel mixture readings causing poor fuel economy
• Check engine light triggered by faulty oxygen sensor signals
• Increased emissions due to sensor malfunction
• Engine performance issues such as rough idling or hesitation
• Failed emissions tests related to sensor accuracy

Installation Notes and Tips

• Ensure the sensor thread size (18 mm) matches the vehicle’s exhaust port
• Use a 22 mm hex socket for proper sensor removal and installation
• Verify wiring harness connections with the 4-wire, male/female connectors
• Do not overtighten the sensor to avoid damage to threads
• Check for any exhaust leaks after installation to maintain sensor accuracy

Quality Assurance and Warranty

The Bosch Universal Oxygen Sensor 15736 is manufactured with high-quality metal housing and tested to meet standard replacement specifications. Bosch provides consistent quality control 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 this product line.