Bosch 16276 Oxygen Sensor - Downstream, Downstream Right or Upstream

Overview of Bosch Actual OE Oxygen Sensor 16276

The Bosch Actual OE Oxygen Sensor 16276 is designed for precise emission control in select Chrysler and Mercedes-Benz vehicles. This narrow-band heated oxygen sensor ensures accurate air-fuel mixture readings to maintain optimal engine performance and emissions compliance.

• Specific fit for Chrysler and Mercedes-Benz models including CL55 AMG, E55 AMG, ML350, and SLK320
• Heated narrow-band oxygen sensor with 4-wire design for reliable operation
• Threaded mounting type with 18 mm thread diameter and 22 mm hex size for secure installation
• Includes wiring harness with 10.4-inch length and female round connector
• Durable metal housing finished in steel for long-lasting use

Detailed Product Features and Specifications

This Bosch oxygen sensor (part number 16276) is a standard replacement part engineered to meet OEM specifications. It features a 4-wire heated design that improves sensor response time and durability. The sensor’s narrow-band type is suitable for precise air-fuel ratio monitoring in compatible Chrysler and Mercedes-Benz vehicles such as the Crossfire, E320, ML430, and S500. The sensor’s wiring harness length is 10.4 inches, with an overall length of 13.8 inches, providing adequate reach for installation. The connector is female with a round shape and 4 terminals, matching factory wiring harnesses for a direct fit. The threaded mounting type with an 18 mm diameter and 22 mm hex size allows for straightforward replacement without modifications.

About the Bosch Actual OE Oxygen Sensor Product Line

The Bosch Actual OE Oxygen Sensor line is designed to provide direct-fit replacement sensors that meet original equipment standards. This product line focuses on delivering reliable sensor performance and durability for emission control systems. The 16276 sensor is part of this line, ensuring compatibility and quality for specific Chrysler and Mercedes-Benz models, maintaining factory-level sensor accuracy and fitment.

Common Applications and Issues Addressed

• Restores accurate oxygen sensing for proper engine air-fuel mixture
• Resolves check engine light codes related to oxygen sensor failure
• Improves fuel efficiency by providing correct emissions data
• Reduces harmful exhaust emissions by maintaining sensor functionality
• Prevents rough idling and engine performance issues caused by faulty sensors

Installation Notes and Tips

When installing the Bosch 16276 oxygen sensor, ensure the engine is cool to avoid burns. Use a 22 mm oxygen sensor socket for removal and installation. Verify the sensor’s wiring harness and connector match the vehicle’s factory harness to ensure proper connection. Thread the sensor carefully to avoid cross-threading and torque to manufacturer specifications. No mounting bracket is included, so use the existing mounting location on the vehicle.

Quality Assurance and Warranty

Bosch oxygen sensors are manufactured to meet strict quality standards and undergo rigorous testing for durability and performance. The Actual OE Oxygen Sensor 16276 is a standard replacement part designed to meet OEM specifications. While specific warranty details may vary, Bosch typically offers limited warranties on their emission control sensors to cover defects in materials and workmanship.