Bosch 15389 Oxygen Sensor - Downstream Right

Reliable Oxygen Sensor for Nissan Sentra Vehicles

The Bosch Actual OE Oxygen Sensor 15389 is designed specifically for Nissan Sentra models, ensuring precise emission control and optimal engine performance. This narrow-band heated oxygen sensor provides accurate air-fuel mixture readings to help maintain efficient combustion and reduce harmful emissions.

• Exact fit for Nissan Sentra vehicles
• Heated narrow-band oxygen sensor for fast response
• Threaded mounting type with 18 mm thread diameter
• 26-inch wiring harness length with 4-wire configuration
• Durable metal housing with steel finish
• Square male connector with blade terminal type
• Overall length of 29.7 inches for proper installation

About the Bosch Actual OE Oxygen Sensor Line

The Bosch Actual OE Oxygen Sensor product line is engineered to meet original equipment specifications, providing a direct replacement for factory-installed sensors. This ensures compatibility and reliable performance in emission control systems. The 15389 sensor maintains the standards expected from Bosch, focusing on durability and accurate sensor readings for Nissan Sentra applications.

Product Details and Specifications

This oxygen sensor features a narrow-band heated design, which allows it to reach operating temperature quickly for accurate monitoring of exhaust gases. The sensor includes a 26-inch wiring harness with four wires and blade terminals, connected via a square male connector. The sensor’s metal housing and steel finish provide resistance to harsh engine conditions. It mounts using a threaded 18 mm diameter fitting and has an overall length of 29.7 inches, including a 28.5-inch length from the sealing surface to the end of the connector. The sensor weighs approximately 0.32 pounds, making it a lightweight yet durable component.

Common Applications and Problem Solving

• Restores proper air-fuel ratio readings for Nissan Sentra engines
• Helps resolve check engine light issues related to oxygen sensor faults
• Improves fuel efficiency by providing accurate exhaust gas data
• Reduces emissions by ensuring correct sensor feedback to the engine control unit
• Replaces faulty or worn oxygen sensors to maintain emission compliance

Installation Notes and Tips

When installing the Bosch 15389 oxygen sensor, ensure the threaded mounting hole is clean and free of debris. Use a 22 mm hex socket for proper tightening. The sensor’s wiring harness and connector are designed for a specific fit on Nissan Sentra models, so verify connector compatibility before installation. Avoid over-tightening to prevent damage to the sensor or mounting threads.

Quality Assurance and Warranty

Bosch oxygen sensors are manufactured to meet strict quality standards, ensuring reliable performance and durability. The Actual OE Oxygen Sensor 15389 is a standard replacement part that adheres to OEM specifications. While specific warranty details are not provided here, Bosch typically offers coverage against manufacturing defects, supporting long-term use in Nissan Sentra vehicles.