Bosch 15442 Oxygen Sensor - Downstream, Downstream Right or Upstream

Overview of Bosch Actual OE Oxygen Sensor 15442

The Bosch Actual OE Oxygen Sensor 15442 is designed specifically for select BMW and Rolls-Royce models, including the 545i, 645Ci, 745i, 745Li, 760i, 760Li, and Phantom. This narrow-band heated oxygen sensor ensures accurate emission control and optimal engine performance by monitoring exhaust gases precisely.

• Specific fit for BMW and Rolls-Royce vehicles
• Narrow-band heated oxygen sensor type
• Threaded mounting with 18 mm thread diameter and 22 mm hex size
• Includes 9.1-inch wiring harness with 4 wires and male blade terminals
• Durable metal housing with steel finish
• Overall length of 12.8 inches and connector length of 11.6 inches
• Standard replacement grade for reliable performance

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 readings and compatibility with specific vehicle models, ensuring proper emission control and engine management. The 15442 sensor maintains the quality and fitment standards expected from Bosch's OE-level components.

Detailed Product Description

This Bosch oxygen sensor features a narrow-band heated design, which allows for faster sensor response and improved fuel mixture control. The sensor is threaded for secure installation with an 18 mm diameter and includes a 22 mm hex size for easy tightening. The wiring harness is 9.1 inches long and includes four wires with male blade terminals and a round male connector, facilitating a direct fit without modification. The sensor housing is constructed from metal with a steel finish, providing durability under high-temperature exhaust conditions. Weighing approximately 0.24 pounds, this sensor is a standard replacement part designed for specific BMW and Rolls-Royce models.

Common Applications and Issues Addressed

• Restores accurate oxygen sensing for proper air-fuel mixture
• Resolves check engine light triggers related to oxygen sensor faults
• Improves fuel efficiency by ensuring correct emissions feedback
• Helps reduce harmful exhaust emissions
• Prevents engine performance issues caused by faulty sensors

Installation Notes and Tips

• Ensure vehicle compatibility with Bosch part number 15442 before installation
• Use a 22 mm oxygen sensor socket for removal and installation
• Threaded mounting requires proper torque to avoid sensor damage
• Verify wiring harness connections match factory terminals for secure fit
• Heated sensor requires proper electrical connection for optimal function

Quality Assurance and Warranty

Bosch oxygen sensors are manufactured to meet stringent quality standards and are designed to match original equipment specifications. The Actual OE Oxygen Sensor 15442 undergoes rigorous testing to ensure reliable performance and durability. While specific warranty details may vary, Bosch typically offers coverage against defects in materials and workmanship to provide confidence in the product's longevity.