Bosch 16138 Oxygen Sensor - Downstream

Overview of Bosch Actual OE Oxygen Sensor 16138

The Bosch Actual OE Oxygen Sensor 16138 is designed specifically for select BMW and Mini models, including the Cooper, Cooper Clubman, Cooper Countryman, X1, and X2. This narrow-band heated oxygen sensor ensures accurate emissions control and optimal engine performance by monitoring exhaust gases precisely.

• Specific fit for BMW and Mini models
• Narrow-band heated oxygen sensor type
• Threaded mounting with 18 mm thread diameter
• 21.9-inch wiring harness length with 4-wire configuration
• Standard replacement grade with metal housing and steel finish
• Blade terminal type with rectangular male connector
• Overall length of 25.3 inches for proper fitment
• Includes wiring harness for direct replacement
• Hex size of 22 mm for installation

Detailed Product Description

The Bosch Actual OE Oxygen Sensor 16138 is engineered as a direct replacement part, matching the original equipment specifications for a precise fit and reliable operation. Featuring a narrow-band heated sensor, it provides accurate oxygen level readings to the engine control unit, helping maintain efficient fuel combustion and reduce emissions. The sensor’s metal housing and steel finish offer durability under high-temperature conditions. It includes a 21.9-inch wiring harness with four wires and blade-type terminals housed in a rectangular male connector, ensuring secure electrical connections. The threaded mounting type with an 18 mm thread diameter and 22 mm hex size allows for straightforward installation in compatible BMW and Mini vehicles.

About the Bosch Actual OE Oxygen Sensor Product Line

The Actual OE Oxygen Sensor line from Bosch is designed to meet original equipment standards, providing reliable performance and fitment for specific vehicle applications. This product line focuses on delivering sensors that match factory specifications, ensuring compatibility and consistent emissions control. The 16138 sensor is part of this line, offering a standard replacement option for BMW and Mini models requiring a narrow-band heated oxygen sensor.

Common Applications and Issues Addressed

• Replacement for faulty or failing oxygen sensors in BMW Cooper, Cooper Clubman, Cooper Countryman, X1, and X2 models
• Helps resolve engine performance issues related to incorrect air-fuel mixture readings
• Reduces emissions by providing accurate exhaust gas data to the engine control unit
• Prevents check engine light triggers caused by sensor malfunctions
• Improves fuel efficiency by maintaining proper combustion control

Installation Notes and Tips

When installing the Bosch 16138 oxygen sensor, ensure the engine is cool to avoid burns. Use a 22 mm oxygen sensor socket or wrench for removal and installation. Verify the sensor’s wiring harness length and connector type match the vehicle’s original sensor to ensure proper fitment. Avoid damaging the sensor’s wiring during installation, and do not overtighten the threaded mounting to prevent damage to the sensor or exhaust manifold.

Quality Assurance and Warranty

Bosch oxygen sensors, including the Actual OE Oxygen Sensor 16138, are manufactured to meet strict quality standards for durability and performance. This sensor is a standard replacement part designed to provide reliable operation consistent with original equipment. Warranty coverage details should be confirmed with the point of purchase or Bosch directly.