Bosch 16938 Oxygen Sensor - Downstream

Overview of Bosch Actual OE Oxygen Sensor 16938

The Bosch Actual OE Oxygen Sensor 16938 is designed specifically for select Chevrolet, Pontiac, and Suzuki models, including the Equinox, Torrent, and XL-7. This narrow-band heated oxygen sensor ensures accurate emissions control and optimal engine performance by providing precise air-fuel mixture data to the vehicle's engine management system.

• Specific fit for Chevrolet Equinox, Pontiac Torrent, and Suzuki XL-7
• Heated narrow-band oxygen sensor for reliable emissions monitoring
• Threaded mounting type with 18 mm thread diameter and 22 mm hex size
• Includes a 10.2-inch wiring harness with 4-pin male connector and female terminals
• Durable steel housing with metal construction for long-lasting use
• Standard replacement grade for direct OE fit and function

Detailed Features and Specifications

This Bosch oxygen sensor (part number 16938) features a heated narrow-band sensor type that helps maintain accurate oxygen level readings under various operating conditions. The sensor is equipped with a 4-wire harness and a 4-terminal pin configuration, ensuring proper electrical connectivity. The wiring harness length measures 10.2 inches, with an overall length of 13.6 inches and a sealing surface to connector length of 12.4 inches, providing sufficient reach for installation in compatible vehicles.

The sensor's mounting is threaded with an 18 mm diameter and a 22 mm hex size, allowing for secure and straightforward installation. The connector is male with a square shape, designed to mate with female terminals. The sensor housing is constructed from steel, offering durability and resistance to harsh engine environments. This part is a standard replacement grade, making it a reliable option for maintaining factory-level emissions control.

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 specific vehicle applications. The 16938 sensor is part of this line, designed to maintain the integrity of the vehicle's emissions system and engine management.

Common Applications and Issues Addressed

• Restores accurate air-fuel ratio readings for Chevrolet Equinox, Pontiac Torrent, and Suzuki XL-7
• Resolves engine performance issues related to faulty oxygen sensors
• Helps correct rough idling and poor fuel economy caused by sensor failure
• Assists in passing emissions tests by ensuring proper sensor function
• Eliminates check engine light triggers related to oxygen sensor faults

Installation Notes and Tips

• Ensure the vehicle is cool before removing the old sensor to avoid burns
• Use a 22 mm oxygen sensor socket for proper removal and installation
• Verify the wiring harness connector matches the vehicle’s female terminal configuration
• Do not overtighten the sensor; torque to manufacturer specifications
• Inspect the sensor threads and mounting area for damage or debris before installation

Quality Assurance and Warranty

Bosch oxygen sensors, including the Actual OE Oxygen Sensor 16938, are manufactured to meet strict quality standards for fit, form, and function. This sensor is designed to provide reliable emissions control and engine performance. While specific warranty details may vary, Bosch typically offers a limited warranty covering defects in materials and workmanship for their oxygen sensors.