Bosch 13475 Oxygen Sensor - Downstream

Overview of Bosch Actual OE Oxygen Sensor 13475

The Bosch Actual OE Oxygen Sensor 13475 is designed specifically for select BMW models, including the 540i, 740i, 740iL, 750iL, 840Ci, 850Ci, M5, and Z8. This narrow-band heated oxygen sensor ensures accurate emission control and optimal engine performance by monitoring exhaust gases precisely.

• Specific fit for BMW 540i, 740i, 740iL, 750iL, 840Ci, 850Ci, M5, and Z8
• Heated narrow-band oxygen sensor for reliable emissions monitoring
• Threaded mounting type with 18 mm thread diameter and 22 mm hex size
• 19.1-inch wiring harness length with 4-wire blade terminals and round male connector
• Durable steel housing with metal construction and standard replacement grade

About the Bosch Actual OE Oxygen Sensor Product Line

The Bosch Actual OE Oxygen Sensor line is engineered to meet original equipment specifications, providing a direct replacement for factory-installed sensors. This product line focuses on delivering precise sensor performance and durability, ensuring compatibility and reliable operation in emission control systems. The 13475 sensor maintains the integrity of your BMW’s emission system by matching OEM fit and function.

Detailed Product Description and Specifications

This Bosch oxygen sensor features a narrow-band heated design, which allows it to reach operating temperature quickly for accurate exhaust gas readings. The sensor includes a 19.1-inch wiring harness with four wires and blade-type terminals, connected via a round male connector. The threaded mounting type with an 18 mm diameter and 22 mm hex size ensures secure installation. Constructed with a steel housing and metal materials, this sensor is built for durability and consistent performance. The overall length measures 22.8 inches, with a sealing surface to connector length of 21.7 inches, making it suitable for the specified BMW models.

Common Applications and Issues Addressed

• Replacement for faulty or failing oxygen sensors in BMW 540i, 740i, 750iL, and M5 models
• Helps resolve engine performance issues related to incorrect air-fuel mixture readings
• Addresses emission control system malfunctions and check engine light triggers
• Improves fuel efficiency by providing accurate exhaust gas data
• Prevents failed emissions tests due to sensor degradation

Installation Notes and Tips

• Ensure compatibility with your specific BMW model before installation
• Use a 22 mm oxygen sensor socket for proper removal and installation
• Do not overtighten the sensor; torque to manufacturer specifications
• Inspect wiring harness and connector for damage before installation
• Disconnect the battery before replacing the sensor to avoid electrical issues

Quality Assurance and Warranty

The Bosch Actual OE Oxygen Sensor 13475 is manufactured to meet OEM standards for fit, form, and function. Bosch provides quality assurance through rigorous testing and material selection. This sensor is a standard replacement grade part designed to maintain emission system integrity. Warranty details should be confirmed with the point of purchase or Bosch directly.