Bosch 15769 Oxygen Sensor - Downstream

Overview of Bosch Actual OE Oxygen Sensor 15769

The Bosch Actual OE Oxygen Sensor 15769 is designed specifically for select Mercury and Nissan vehicles, including models like the 200SX, Frontier, Quest, Sentra, and Villager. This narrow-band heated oxygen sensor ensures accurate emissions control and optimal engine performance by providing precise air-fuel mixture data.

• Wiring harness length: 47.3 inches
• Threaded mounting type with 18 mm thread diameter
• 4-wire configuration with blade terminal type and male connectors
• Heated narrow-band oxygen sensor for improved response time
• Durable metal housing with steel finish and 22 mm hex size
• Specific fit for Mercury and Nissan models
• Includes wiring harness for direct replacement

Detailed Product Features and Specifications

This Bosch oxygen sensor features a 4-wire design with male blade terminals and a square-shaped male connector, ensuring a secure and reliable electrical connection. The sensor is heated, which helps it reach operating temperature faster, improving emissions control during cold starts. The threaded mounting type with an 18 mm thread diameter allows for straightforward installation in compatible exhaust systems. The sensor’s metal housing and steel finish provide durability and resistance to harsh automotive environments. With an overall length of 51 inches and a wiring harness length of 47.3 inches, this sensor is engineered for precise fitment and ease of installation.

About the Bosch Actual OE Oxygen Sensor Product Line

The Bosch Actual OE Oxygen Sensor line is designed to meet original equipment specifications, providing a direct replacement for factory-installed sensors. This product line focuses on delivering reliable performance and compatibility with specific vehicle makes and models. The 15769 sensor maintains the standards expected from Bosch, ensuring consistent emissions monitoring and engine efficiency for Mercury and Nissan vehicles.

Common Applications and Issues Addressed

• Restores accurate air-fuel ratio readings for engine control units
• Helps resolve rough idling and poor fuel economy caused by faulty sensors
• Reduces emissions by ensuring proper catalytic converter function
• Eliminates check engine light triggers related to oxygen sensor faults
• Improves overall engine performance and drivability

Installation Notes and Tips

When installing the Bosch 15769 oxygen sensor, ensure the vehicle is compatible with this specific fitment, including Mercury 200SX, Nissan Frontier, Quest, Sentra, and Villager models. Use a 22 mm wrench or oxygen sensor socket for removal and installation. The threaded sensor mounts securely without a mounting bracket. Handle the wiring harness carefully to avoid damage, and verify the connector’s male blade terminals align properly with the vehicle’s wiring harness. It is recommended to check for exhaust leaks after installation to maintain sensor accuracy.

Quality Assurance and Warranty

Bosch oxygen sensors are manufactured to meet strict quality standards, ensuring reliable performance and durability. The Actual OE Oxygen Sensor 15769 is a standard replacement part designed to match OEM specifications. While specific warranty details may vary, Bosch typically offers coverage against defects in materials and workmanship, providing confidence in the sensor’s long-term functionality.